linux engineer

ABCS, Inc.

We are seeking an experienced Linux Administrator to join our Operations Team. The Linux Administrator needs to have a deep and broad knowledge of computer software, hardware, and networks and will be responsible for designing, organizing, modifying, and supporting our systems.Essential Responsibilities:&middot; Linux systems implementation&middot; Full IT system lifecycle administration from installation to decommissioning of systems in both physical data center and cloud&middot; Perform end to end management of on-premise and cloud based Linux systems&middot; Responsible for ensuring uptime of critical business systems and infrastructure through monitoring and timely remediation of critical infrastructure issues&middot; Measurement, optimization, and tuning of system performance and ensuring that systems will run reliably and are highly available in a 24/7 production environment&middot; Proactively monitor the health and utilization of systems&middot; Install, harden and patch Linux operating systems&middot; Plan, coordinate, and execute installation of new releases and upgrades of hardware/software&middot; Develop automation with Ansible, bash, python, or related technologies&middot; Serve on a rotating 24/7 on-call support team&middot; Embrace Infrastructure-as-Code&middot; Support incident management resolution and root cause analysis&middot; Assist in defining and designing system specifications and procedures&middot; Ensures adherence to all regulatory compliance processes and requirements&middot; Support security audits, accreditation, and certification processes&middot; Partner with GRC teams to lead deployment of secure and compliant systems and services on-prem and in the cloud&middot; Partner with application teams to understand performance and capacity requirements of solutions and services&middot; Create procedure documentation and develop SOPs and run books&middot; Update existing documentation and identify and draft new documentation where appropriate&middot; Stay up to date on best practices involving Linux based systems and recommend changes to keep systems and infrastructure secure and robustWhat would make us excited about you?&middot; Information Systems, Computer Science or Computer Engineering degree or equivalent experience&middot; Intimate and extensive knowledge of Linux Administration and Engineering&middot; 4+ years of hands-on IT systems or relevant experience in a commercial production environment&middot; 4+ years of experience in Linux Administration&middot; 4+ years of experience troubleshooting skills in a multi-user high availability environment.&middot; Working knowledge of RedHat Satellite&middot; Experience with Veritas Infoscale preferred.&middot; Experience with compliance and patch management tools like Tanium &amp; Qualys&middot; Familiar with DevOps toolchain, i.e. BitBucket, JIRA, Jenkins Pipeline&middot; Strong collaboration and problem-solving skills, with the ability to work alternative coverage schedules.&middot; Strong initiative and passionate about learning new technologies.&middot; Excellent written and verbal communication skills&middot; AWS configuration, deployment and support experience&middot; Exposure to distributed systems networking concepts &amp; protocols&middot; Experience with monitoring tools&middot; Fundamental Understanding of Networking &amp; SecurityJob Type: ContractPay: $75.00 - $78.00 per hourExperience:<ul><li>Linux Administration: 9 years (Required)</li><li>troubleshooting : 5 years (Required)</li><li>RedHat Satellite: 3 years (Required)</li><li>Veritas Infoscale : 3 years (Required)</li><li>Tanium &amp; Qualys: 3 years (Required)</li><li>DevOps toolchain: 3 years (Required)</li><li>monitoring tools: 1 year (Preferred)</li></ul>Work Location: Remote

Linux Engineer

ICE Consulting

<div>Who We Are:
At ICE Consulting, we have built a reputation as a leading Managed IT Services company since 1997. We specialize in providing comprehensive managed services, including cloud solutions, security services, and IT infrastructure management for small to medium-sized enterprises. Our commitment to innovation and excellence drives us to seek talented individuals ready to join our collaborative team and contribute to our continued success.
Who You Are:
You are an experienced Senior AWS &amp; Linux Engineer with a robust background in designing, implementing, and maintaining cloud-based solutions. You thrive in dynamic environments and have the ability to tackle complex challenges with ease. Your expertise encompasses a strong understanding of AWS services, Linux server administration, and security best practices. Your communication skills and client relationship management abilities set you apart as a leader in your field, making you an invaluable asset as you collaborate with internal teams and clients alike.
So here is the Job:
In this newly created position, you will have the flexibility to work from our corporate offices in Milpitas or remotely. Your role will involve leveraging your technical skills to build and optimize our cloud infrastructure while ensuring system security and performance. You will collaborate closely with clients to assess their needs, implement solutions, and ensure seamless integration of cloud systems. Our environment includes:<ul>
<li>
AWS infrastructure, including EC2, S3, Lambda, and CloudFormation.</li>
<li>Linux operating systems, particularly CentOS and Ubuntu.</li>
<li>Automation tools like Ansible or Terraform.</li>
<li>Containerization technologies such as Docker and Kubernetes.</li>
</ul>
Requirements<ul>
<li>
Proven experience with AWS services and architecture.</li>
<li>Strong proficiency in Linux server administration (CentOS, Ubuntu).</li>
<li>Experience with automation tools (Ansible, Terraform) for configuration management.</li>
<li>Familiarity with containerization technologies such as Docker and Kubernetes.</li>
<li>Knowledge of networking concepts and security protocols in cloud environments.</li>
<li>Experience with monitoring and logging tools (CloudWatch, ELK stack).</li>
<li>Strong troubleshooting and problem-solving skills.</li>
<li>Ability to work collaboratively in a fast-paced environment.</li>
<li>Excellent verbal and written communication skills.</li>
<li>At least 5+ years of experience working in systems administration or engineering roles.</li>
<li>A relevant AWS certification (e.g., AWS Certified Solutions Architect) is a plus.</li>
<li>Experience in working with CI/CD processes and DevOps methodologies is a plus.</li>
</ul>
Benefits
Excellent company benefits including health insurance, PTO, 401(K) with company match and bonus plan.</div>

Senior AWS & Linux Engineer

Gen3 Technology Consulting LLC

<div><h1 class="jobSectionHeader">About Us: 
Gen3 Technology Consulting is an SBA-certified Woman-Owned Small Business (WOSB) providing a diverse set of technology services and solutions to federal and commercial clients. Founded in 2017, Gen3 leverages over 25 years of information technology management and leadership experience to help our clients define, plan, manage, and achieve their strategic vision while protecting their critical IT assets. We attract and retain the highest caliber of talent by supporting an inclusive work environment, cultivating growth and leadership both professionally and personally, and encouraging work-life balance. We strive to make it our priority to be compassionate, family-friendly, respectful, and flexible. 
 
About the Role: 
Gen3 seeks a Linux Systems engineer to provide senior Linux engineering expertise for workloads and applications hosted across IRS Linux environments. The Linux Engineer ensures Linux-based systems integrate properly with data inventory and tagging (DIT), security controls, and multi-cloud Cybersecurity Information Protection Enhancement (CIPEC) tools. 
 
Location: Remote, US 
 
Key Responsibilities:</h1><ul><li>
Support Linux-hosted application assessment, data discovery, tagging, and protection.</li><li>
Develop security controls and implementation standards aligned with Zero Trust and IRS policies.</li><li>
Integrate Linux systems with CIPEC monitoring, incident response, and data inventory and tagging workflows.</li><li>
Provide troubleshooting and engineering support across hybrid on-prem/cloud Linux architectures.</li><li>
Support data flow analysis, vulnerability mitigation, and compliance requirements.</li></ul>
Minimum Qualifications:<ul><li>
Bachelor of science or engineering in computer science, and/or related fields.</li><li>
10+ years Linux engineering.
</li><li>At least one of the following certifications or similar: CompTIA Linux+, Linux Foundation Certified System Administrator, Red Hat Certified System Administrator, Red Hat Certified Engineer, Red Hat Certified Architect.</li><li>
Deep understanding of scripting, hardening, access control, and security configurations.</li><li>
Experience integrating Linux with enterprise cybersecurity and data loss prevention/data inventory and tagging tools.</li><li>Pending Award</li></ul> 
What's In It for You (full-time Gen3 employees):
<ul><li>Competitive compensation.</li>
<li>Comprehensive health, vision, and dental benefits.</li>
<li>Generous PTO and 11 days of paid Federal Holidays.</li>
<li>$3k annual tuition reimbursement.</li>
<li>401(k) with a matching plan.</li>
<li>Pet insurance.
</li><li>Life and AD&amp;D insurance.</li>
<li>Short-term and Long-term disability insurance.</li>
</ul>
Employment Eligibility: Eligible to work for any employer in the United States without requiring sponsorship. Most of our positions require a government security clearance, you must be a US Citizen or Green Card holder for consideration. Certain positions require at least three (3) of the past five (5) years of residence in the United States.
Other Requirements:
<ul><li>A minimum of three (3) out of the past five (5) years of residency in the United States is mandatory.</li>
<li>Candidates must possess either an active green card or citizenship.</li>
<li>Prospective employees offered a position must have work authorization that does not necessitate employer-sponsored visa sponsorship, both presently and in the future.</li>
<li>Those selected for this role may undergo a government security investigation and must meet the eligibility criteria for accessing classified information or be eligible for security clearances.</li>
<li>Location: Gen3 is currently focusing its hiring efforts in these states: Alabama, Arizona, Colorado, DC, Florida, Georgia, Kentucky, Maryland, Missouri, North Carolina, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Texas, Virginia, and Wisconsin.</li>
</ul>
Veteran and HubZone-friendly employer.
E-Verify Employer. EOE Statement: Gen3 is an equal opportunity employer. We adhere to all federal regulations and ensure that our hiring practices are based solely on merit. We do not discriminate against any applicant based on race, color, sex, sexual orientation, gender identity, religion, national origin, disability, or veteran status. All qualified applicants will receive consideration for employment.
Accommodation: Please contact the recruiting team at recruiting@gen3technology.com if you would like to request a reasonable accommodation during the application or interviewing process.
CLJ9WzauGW</div>

Linux Systems Engineer

Sanofi

<div>Position Title: Linux Platform Engineer<ul><li>
Location: Hyderabad
</li><li>Grade: L2-2</li></ul>
The Linux Platform Engineer serves as one of the organization's technical authority for enterprise Linux platforms, combining operating system expertise with automation-first engineering principles. This role is responsible for designing, automating, and operating Linux infrastructure across hybrid cloud environments (Azure, AWS, on-premises VMware) while serving as an escalation point for critical Linux operations. The ideal candidate is a pragmatic technologist who partners with application teams, security, and business units to deliver standardized, compliant, and highly automated Linux platforms that accelerate pharma
innovation while maintaining rigorous GxP regulatory standards.
This position is pivotal to our organization's digital transformation journey. As pharma increasingly relies on cloud infrastructure, data platforms, AI/ML capabilities, and advanced analytics, the Linux platform becomes the foundation enabling innovation. This role ensures our scientists, researchers, and business partners have reliable, secure, and agile infrastructure that accelerates drug discovery and improves patient outcomes while maintaining the compliance rigor and quality standards our industry demands.
By leveraging our existing AAP investment and GitHub Actions integration, you'll drive automation maturity that reduces operational toil, accelerates delivery, and enables the organization to focus on high-value innovation rather than repetitive infrastructure tasks.
Key Responsibilities
Platform Engineering &amp; Automation<ul><li>
Enhance and extend our enterprise Ansible Automation Platform (AAP) implementation, building sophisticated automation workflows for Linux provisioning, configuration management, and orchestration</li><li>
Design and maintain CI/CD pipelines using GitHub Actions integrated with Ansible playbooks and AAP for automated OS image baking, testing, and deployment</li><li>
Develop and optimize golden image pipelines for RHEL and other Linux distributions across Azure, AWS, and VMware environments using Infrastructure as Code principles</li><li>
Create reusable Ansible roles, collections, and Python-based automation tools that enable self-service capabilities for application teams</li><li>
Build integration workflows between GitHub Actions, AAP, and enterprise tooling via REST APIs (ServiceNow, monitoring platforms, CMDB, orchestration tools)</li><li>
Drive containerization initiatives, supporting application teams with RHEL-based container strategies and platform readiness</li><li>
Continuously improve automation framework performance, reliability, and maintainability based on operational feedback</li></ul>
Enterprise Linux Operations &amp; Architecture (30%)<ul><li>
Serve as subject matter expert for Red Hat Enterprise Linux (RHEL) across all versions and deployment models</li><li>
Architect and manage Red Hat Satellite infrastructure for patch management, content lifecycle, and GxP compliance reporting</li><li>
Own the Linux platform lifecycle: planning, hardening standards (CIS, STIG), patching strategies, and end-of-life migrations</li><li>
Design and implement scalable solutions for Linux workloads across multi-cloud and hybrid environments</li><li>
Establish and enforce Linux standards, best practices, and architectural patterns aligned with pharma GxP compliance requirements</li><li>
Evaluate and integrate emerging Linux technologies and distributions as business needs evolve</li><li>
Ensure Linux platforms meet validation requirements for GxP-regulated systems</li></ul>
Stakeholder Partnership &amp; Integration (20%)<ul><li>
Partner with application owners, Oracle DBAs, integration teams, and development groups to understand requirements and embed them into standardized platform offerings</li><li>
Translate complex business and application requirements into technical Linux platform capabilities</li><li>
Collaborate with Cloud Engineering, Security, Network, and Storage teams on cross-functional initiatives</li><li>
Lead technical discovery sessions and provide consultative guidance on Linux platform capabilities</li><li>
Participate in architecture review boards and provide Linux expertise for new initiatives and M&amp;A integrations</li><li>
Work with Quality Assurance and Validation teams to ensure Linux automation supports GxP compliance and validation activities</li></ul>
Technical Leadership &amp; Escalation Support (10%)<ul><li>
Function as Tier 3/4 escalation point for Service Desk and IT Operations on all Linux-related incidents and problems</li><li>
Lead root cause analysis for critical Linux platform issues and drive permanent remediation</li><li>
Mentor junior engineers and operations staff on Linux fundamentals, automation techniques, and troubleshooting methodologies</li><li>
Provide on-call support rotation for critical production Linux infrastructure</li></ul>
Create and maintain technical documentation, runbooks, and knowledge base articles aligned with GxP documentation standards
Expected Skills
Technical Expertise<ul><li>
5+ years of hands-on Linux system administration experience with deep expertise in Red Hat Enterprise Linux (RHEL 7, 8, 9)</li><li>
Proficient with Ansible Automation Platform (AAP/Tower/Controller), including complex workflow development, role creation, dynamic inventories, and job templates</li><li>
Experience with GitHub Actions for CI/CD pipeline development and integration with Ansible automation workflows</li><li>
Scripting capabilities in Python and Bash for automation, API integration, and systems programming</li><li>
Experience managing Red Hat Satellite (6.x) for content management, patch orchestration, and compliance reporting</li><li>
Strong understanding of Linux internals: systemd, kernel parameters, storage management (LVM, filesystems), networking, and security (SELinux, firewalld)</li><li>
Experience with cloud-native Linux deployments in AWS (EC2, Systems Manager, AMI building) and Azure (VMs, Azure Automation, custom images)</li><li>
Hands-on experience with VMware vSphere Linux guest management and integration</li><li>
Proficiency with Git/GitHub for version control, branch strategies, and Infrastructure as Code workflows</li><li>
Experience consuming and developing REST APIs for system integration and automation</li><li>
Understanding of CI/CD principles and GitOps methodologies</li><li>
undefined</li></ul>
Platform &amp; Integration Experience<ul><li>
Working knowledge of application requirements for Oracle databases, middleware platforms, and enterprise integration patterns</li><li>
Experience with package management (RPM, yum/dnf) and custom repository management</li><li>
Understanding of configuration management principles and desired state configuration</li><li>
Familiarity with monitoring and observability tools (Prometheus, Grafana, Splunk, Datadog, or similar)</li><li>
Experience building and maintaining golden images with security hardening and compliance controls built-in</li></ul>
Soft Skills &amp; Business Acumen<ul><li>
Excellent communication skills with ability to translate technical concepts for non-technical stakeholders.</li><li>
Proven track record of partnering with application teams and understanding business requirements</li><li>
Strong analytical and troubleshooting skills with methodical problem-solving approach</li><li>
Self-directed with ability to manage multiple priorities in a fast-paced pharmaceutical environment</li><li>
Customer service mindset with experience in escalation management</li><li>
Collaborative team player who can work effectively across organizational boundaries</li></ul>
Preferred Qualifications<ul><li>
Red Hat Certified Engineer (RHCE) or Red Hat Certified Architect (RHCA)</li><li>
Experience in regulated pharmaceutical/life sciences environments with GxP system validation</li><li>
Knowledge of additional Linux distributions (Ubuntu, SLES, Oracle Linux, Amazon Linux)</li><li>
Container platform experience (OpenShift, Kubernetes, Docker/Podman)</li><li>
Infrastructure as Code tools: Terraform, Packer for image building</li><li>
Experience with HashiCorp Vault or secrets management platforms</li><li>
Cloud certifications (AWS Solutions Architect, Azure Administrator)</li><li>
Agile/DevOps methodology exposure and experience working in sprint-based delivery models</li><li>
Experience with security hardening and compliance automation (SCAP, OpenSCAP, Ansible security roles)</li><li>
Understanding of GAMP 5 principles and CSV (Computer System Validation) processes</li><li>
GitHub Advanced Security or similar DevSecOps tooling experience</li></ul>
null</div>

Linux Platform Engineer

Canonical

<div>
 Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution.
 
 
 The company is founder-led, profitable, and growing.
 
 
 Canonical's Partner Engineering Team is looking for open-source enthusiasts to work across the full Linux stack to ensure new silicon technologies, such as new hardware accelerators, AI stacks, confidential computing, networking, virtualization, and containerization stacks, are optimized for new silicons.
 
 
 Partner Engineering works closely with worldwide silicon companies to optimize Ubuntu for their new silicon, from x86, ARM, RISC-V, PowerPC and s390x architectures.
 
 
 Location: This is a Globally remote role
 
 
 The role entails
 
 
 <ul>
 <li>
 Collaborating proactively within a distributed team
 </li>
 <li>
 Fostering a software ecosystem with seamless user experience for all Ubuntu users
 </li>
 <li>
 Evaluating contributions of other engineers to maintain high-quality software standards.
 </li>
 <li>
 Playing a role in shaping the future of Ubuntu via both - new ideas in your areas of interest and advising on work being done elsewhere
 </li>
 <li>
 Collaborating with other teams in the Ubuntu and Debian communities, with upstream projects, and commercially supported customers
 </li>
 <li>
 Debugging issues on open source code and team maintained code.
 </li>
 <li>
 Helping our our customers to integrate their apps, SDKs, build OS images, optimize applications with Ubuntu Core, Desktop and Server
 </li>
 <li>
 Working with a team to maintain Ubuntu, silicon features, and silicon-optimized packages across platforms and technologies such as:
 </li>
 <ul>
 <li>
 Servers, HPC and AI systems, IoT devices, PCs, SmartNICs and automotive systems
 </li>
 <li>
 AI stacks
 </li>
 <li>
 Graphics, audio and multimedia stacks
 </li>
 <li>
 Virtualisation and Containers
 </li>
 <li>
 Hardware enablement stacks
 </li>
 <li>
 New architectures, architecture variants and optimized toolchains
 </li>
 <li>
 Package management and dependencies
 </li>
 <li>
 Platform security (secure boot, FDE, Ubuntu Core, Confidential Computing)
 </li>
 </ul>
 <li>
 Work from home with global travel 2 to 4 weeks for internal events
 
 </li>
 </ul>
 What we are looking for in you
 
 
 <ul>
 <li>
 Exceptional academic track record from both high school and university
 </li>
 <li>
 Undergraduate degree in a technical subject or a compelling narrative about your alternative chosen path
 </li>
 <li>
 You love technology and working with brilliant people
 </li>
 <li>
 You are curious, flexible, articulate, and accountable
 </li>
 <li>
 You value soft skills and are passionate, enterprising, thoughtful, and self-motivated
 </li>
 <li>
 You value building partnerships with a diverse set of internal and external groups
 </li>
 <li>
 Strong fundamentals in C, C++ and Python
 </li>
 <li>
 Experience or interest in learning Linux distribution packaging
 </li>
 <li>
 Experience or Interest in open source maintenance or contribution and licenses
 </li>
 <li>
 Fundamental understanding of package management and dependency resolution
 
 
 </li>
 </ul>
 
 Additional Skills That You Might Also Bring
 
 
 
 <ul>
 <li>
 Experience with one or more of the following:
 </li>
 <ul>
 <li>
 Graphics, audio, or multimedia stacks
 </li>
 <li>
 Virtualization and containers (Docker, OCI, Kubernetes)
 </li>
 <li>
 Hardware enablement for platforms and devices, including SmartNICs, NVMe storage, GPUs, audio components, and sensors
 </li>
 <li>
 Performance optimization
 </li>
 <li>
 Toolchain development and maintenance
 </li>
 <li>
 Networking protocols and technologies (TCP/IP, DHCP, HTTP/REST)
 </li>
 <li>
 Security best practices
 </li>
 <li>
 IoT and embedded systems, including board-level hardware, SoCs, BMCs, bootloaders, firmware, operating systems, applications, and services
 
 </li>
 </ul>
 </ul>
 What we offer colleagues
 
 
 We consider geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually (and more often for graduates and associates) to ensure we recognize outstanding performance. In addition to base pay, we offer a performance-driven annual bonus or commission. We provide all team members with additional benefits which reflect our values and ideals. We balance our programs to meet local needs and ensure fairness globally.
 
 
 <ul>
 <li>
 Distributed work environment with twice-yearly team sprints in person
 </li>
 <li>
 Personal learning and development budget of USD 2,000 per year
 </li>
 <li>
 Annual compensation review
 </li>
 <li>
 Recognition rewards
 </li>
 <li>
 Annual holiday leave
 </li>
 <li>
 Maternity and paternity leave
 </li>
 <li>
 Team Member Assistance Program &amp; Wellness Platform
 </li>
 <li>
 Opportunity to travel to new locations to meet colleagues
 </li>
 <li>
 Priority Pass and travel upgrades for long-haul company events
 
 
 </li>
 </ul>
 
 About Canonical
 
 
 
 Canonical is a pioneering tech firm that is at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open source projects and the platform for AI, IoT and the cloud, we are changing the world on a daily basis. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence - in order to succeed, we need to be the best at what we do. Canonical has been a remote-first company since its inception in 2004. Working here is a step into the future, and will challenge you to think differently, work smarter, learn new skills, and raise your game.
 
 
 Canonical is an equal opportunity employer
 
 
 We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.
 
 
</div>

Linux Software Engineer - Ubuntu for Next-Gen Silicon (multiple roles and seniority levels)

Brennan IT

<div>Brennan. Where true performance thrives. 
 
At Brennan, we believe that how technology is delivered is every bit as important as what the technology is. We focus on creating real and relevant value for customers with solutions that fit their specific needs and always reflect their true interests. 
 
It&rsquo;s a claim backed by our True Performance System &ndash; a way of working engineered to get us closer, and deliver better, for our customers and their actual experience of technology. 
 
Why join Brennan 
 
True performance for our customers starts with a true belief in our people. 
It&rsquo;s why we&rsquo;ve structured our business to help our teams, and their talents, shine bright. It's why we&rsquo;ve created a workplace where people of all backgrounds, beliefs and experiences are welcomed and empowered. And it&rsquo;s why we&rsquo;ve built an organisation where real innovation makes a genuine impact and generates true rewards for our team members. 
 
True rewards 
 
In addition to competitive remuneration, Brennan offers extensive benefits, including: 
<ul><li>Training and certification bonuses</li>
<li>Culture Awards that recognise excellence</li>
<li>Brennan Daredevils &ndash; our annual, all-expenses paid trip awarded to our top performers and outstanding contributors</li>
<li>Vibrant, fun social activities</li>
<li>Discounted hardware and software</li>
<li>An environment that embraces learning and development</li>
</ul>The Role 
 
The role has been identified for the system administration and management of around two hundred linux operating systems, across multiple flavours and versions of linux distributions. We are looking for a n engineer who is comfortable with every aspect of system administration from file, resource and application management, through backup and patching in mission critical enterprise environments. 
 
Roles &amp; Responsibility 
<ul><li>You will be primary engineer;/ the &ldquo;goto&rdquo; person for the Linux infrastructure working in conjunction with the Infrastructure (SAN &amp; Backup) teams to deliver a healthy , highly available and securely patched Linux environment for the customer.</li>
<li>You will have significant experience across multiple Linux distributions and understand the importance of maintaining a health unix operating system environment to support applications such as Oracle and SAP HANA.</li>
<li>You will firstly familiarise yourself with the estate , identify and eliminate any repeat problems using high quality root cause investigation, before looking to improve the quality and ease of administration of the estate over time.</li>
<li>You will be comfortable as an individual contributor with primary responsibility for an estate, but also an integral team player within the wider Aurizon team, focused on delivering brilliant customer outcomes with consistent quality work.</li>
</ul>Key Competencies &amp; Qualifications required 
<ul><li>Minimum of 8 years Linux System Administration experience across multiple distributions</li>
<li>Experience of primary responsibility for a Linux estate of over 100 machines</li>
<li>Experience with core OSS tools:</li>
<li>Application packaging and deployment across multiple Linux distributions (yum, apt, pkg)</li>
<li>O/S and application patching &amp; upgrades across multiple distribution systems</li>
<li>Monitoring platforms (Nagios or similar)</li>
<li>Mainstream and o/s Backup platforms (tar and commercial e.g Avamar)</li>
<li>Strong shell scripting (bash / sh) usable to solve complex tasks</li>
<li>Advanced troubleshooting experience</li>
<li>Experience of virtual and physical SAN storage and implications for administering the OSS</li>
<li>Handling kernel/resource troubleshooting (CPU_WAIT, Disk latency, memory usage, network issues)</li>
<li>Troubleshooting enterprise integrated applications (n-tier, gateway web/app/db etc).</li>
<li>Linux System Administration skills, specifically:</li>
<li>Local &amp; Network Filesystems: (provisioning, partitioning resizing , repairing)</li>
<li>LDAP/Windows Integration</li>
</ul>Brennan is an equal opportunity employer</div>

Senior/Specialist - Linux

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