linux system administrator

InterSmart Technologies Private Limited

Job description:Job Title: Linux System AdministratorCompany: Website Development FirmLocation: KochiJob OverviewThe organization is seeking a qualified System Administrator to manage servers, dedicated hosting environments, websites, databases, security systems, and the overall IT infrastructure. The role requires expertise in Linux administration, cPanel hosting, and dedicated server management. The System Administrator will ensure smooth IT operations and provide support to internal teams as well as clients.Key Responsibilities* Manage and maintain servers, dedicated hosting environments, cPanel/WHM, and cloud platforms.* Administer website hosting, domain management, DNS configuration, and email systems (Office365, GSuite, Zoho).* Ensure system security through firewalls, SSL configuration, malware protection, and regular backups.* Troubleshoot server, hardware, network, and software issues.* Perform system migrations, upgrades, backup management, and performance monitoring.* Collaborate with internal teams including PHP, UI/UX, WordPress, App Development, Marketing, Accounts, QA, Sales, HR, vendors, and clients.* Respond to incidents promptly and ensure overall IT stability.Technical Requirements* Strong experience in Linux administration (mandatory)* cPanel/WHM expertise (mandatory)* Dedicated server management (mandatory)* Website hosting management (mandatory)* Knowledge of Apache, Nginx, LiteSpeed, MySQL, MariaDB, PostgreSQL* Experience with AWS, Plesk, Proxmox, VMware, CloudLinux* Strong understanding of TCP/IP, DNS, DHCP, VPNs* Experience with CSF, ModSecurity, Cloudflare, Imunify360, ClamAV* Scripting knowledge: Python, Bash, or PowerShell* Experience with system monitoring, backup, and recovery toolsSoft Skills* Strong analytical and problem-solving capability* Excellent communication skills* Ability to work cross-functionally with multiple teams* Time management and crisis-handling skills* Proactive and reliable decision-makingQualifications* Bachelor&rsquo;s degree in Computer Science, Electronics &amp; Communication Engineering, or a related field* RHCSA or RHCE certifications preferred* Prior experience in system administration and cloud environment managementBenefits* Paid sick leave* Paid time offWork ModeIn-person, Kochi officeJob Types: Full-time, PermanentWork Location: In personJob Types: Full-time, PermanentPay: From ₹30,000.00 per monthWork Location: In personExpected Start Date: 01/01/2026

Linux System Administrator

MANTECH

<div>MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD.
You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization&mdash;the foundation of all Enterprise Information Technology (EIT) for MPO.
Responsibilities: include but are not limited to:<ul><li>
Configure and manage Linux and Solaris operating systems and installs/loads operating systems software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.</li><li>
Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.</li><li>
Manage IT system infrastructure and any processes related to these systems.</li><li>
Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.</li><li>
Provide support for the dispatch system and hardware problems and will remain involved in the resolution process.</li><li>
Optimize system operations and resource utilization and perform system capacity analysis and planning.</li><li>
Analyze and resolve complex problems associated with server hardware, applications and software integration.</li></ul>
 Minimum Qualifications:<ul><li>
Bachelor&rsquo;s degree in a technical discipline; an additional 5 years of related experience might be substituted for a degree.</li><li>
15+ years of experience as a System Administrator or related experience in programs and contracts of similar scope, type, and complexity.
</li><li>Must be proficient with troubleshooting in a Linux Red Hat environment.
</li><li>Experience with VMWare</li><li>
Demonstrated experience with modern automation/configuration tools such as Splunk, Ansible, vCenter, VMWare tools, TRellix agent, Apache Tomcat, AD, DNS, WSUS, BigFIx, etc</li><li>
IAT I certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP)</li></ul>
Preferred Qualifications:
<ul><li>Experience/familiarization with full lifecycle management of Linux systems, to include provisioning, configuration management and patching.</li><li>
Red Hat Certified System Administration Certification.</li><li>
Experience with NetAPP</li></ul>
Clearance Requirements:
<ul><li>Must have a current/active Top Secret/SCI with Polygraph</li></ul>
Physical Requirements:
<ul><li>The person in this position must be able to remain in a stationary position 50% of the time.</li><li>
Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication.</li></ul></div>

Senior Linux System Administrator

Ibix Global Tech

This role is intended for fresh graduates with strong foundational knowledge. Candidates must have practical exposure through internships, academic projects, or lab work, and their concepts in Windows and Linux administration must be clear.❌ Candidates without relevant experience, projects, or clear conceptual understanding will not be considered.Key Responsibilities<ul><li>Administer and support Windows Server and Linux systems</li><li>Manage user accounts, permissions, and access control</li><li>Support Active Directory and basic Group Policies</li><li>Monitor system logs, services, and overall system performance</li><li>Perform basic OS hardening and security configurations</li><li>Assist in production and cloud-connected environments</li><li>Work under senior engineers on enterprise infrastructure projects</li></ul>Mandatory Requirements<ul><li>Fresh graduates in Computer Science, IT, Networking, Software Engineering, or related fields</li><li>Relevant hands-on experience is mandatory (internships, academic projects, lab work)</li><li>Strong and clear understanding of: Windows Server fundamentals, Linux administration (commands, services, permissions), Active Directory basics</li><li>Completed relevant projects or internship in system administration, IT infrastructure, or cloud environments</li><li>Good English communication skills are mandatory</li><li>Professional, confident, and presentable personality suitable for client-facing or team interactions</li><li>Ability to explain concepts clearly during interviews</li><li>Exposure to virtualization or cloud platforms (Azure / AWS)</li><li>Strong problem-solving and learning mindset</li></ul>What We Offer<ul><li>Exposure to GCC, UAE &amp; Dubai-based projects</li><li>Hands-on experience with enterprise-level systems</li><li>Direct interaction with international clients</li><li>Structured training &amp; professional certification support</li><li>Career growth across Global Excellence Centers</li><li>International travel opportunities after proven performance</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What is your expected monthly salary package in PKR?</li><li>What is your current/last monthly salary package in PKR?</li><li>Are you able to commute to our office in Block 4, Gulshan-e-Iqbal without any difficulty? Timings: 11:00 AM - 8:00 PM (Sunday to Thursday)</li><li>Explain how you would troubleshoot if a server is running slow or users cannot access a shared folder.</li><li>Can you explain how you would create a new user in Active Directory and assign proper permissions?</li><li>How do you check running services on a Linux server, and how would you start or stop a service?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Language:<ul><li>English (Required)</li></ul>Location:<ul><li>Karachi (Required)</li></ul>Willingness to travel:<ul><li>50% (Preferred)</li></ul>Work Location: In person

Junior Windows & Linux System Administrator

Muller's Solutions

<div>This position functions around the clock, 24/7/365, to deliver extensive support for the enterprise RHEL server environment. The role involves the installation, configuration, management, operation, and maintenance of all RHEL server systems and RHEL Clusters (including Pacemaker). It is essential to ensure system stability through daily operations, patch management, monitoring, and troubleshooting, as well as providing support for SAP environments that operate on RHEL. 
Key Responsibilities:<ul>
<li>
Install, configure, and manage Linux servers and applications to ensure optimal performance and high availability.</li>
<li>Monitor system performance, perform routine maintenance, and apply updates as needed.</li>
<li>Identify and resolve issues related to the operating system, hardware, and network configurations.</li>
<li>Implement and enforce security best practices within Linux environments, including firewalls, user permissions, and file integrity measures.</li>
<li>Assist in the deployment and management of applications hosted on Linux servers.</li>
<li>Document system configurations, procedures, and troubleshooting documentation for reference by the team.</li>
<li>Support backup and recovery processes to maintain data integrity and availability.</li>
<li>Collaborate with development teams to enhance deployment processes and ensure effective integration of Linux applications. Ensure that all RHEL systems are managed in accordance with vendor recommendations and security best practices, while also maintaining compliance with NCA, NIC, and SEC Cybersecurity regulations.</li>
<li>Contribute to the management of the operating system lifecycle, including planning for version upgrades and decommissioning.</li>
<li>Install, configure, manage, operate, and maintain RHEL server systems and clusters (e.g., RHEL 7, 8, 9). Provide daily operational support, including OS installation, monitoring, troubleshooting, virus protection, and resource management. Manage RedHat HA Extension (PACEMAKER) clusters and support SAP, SAP HANA, and SAP S/4HANA environments on the RHEL platform. Regularly review system logs and OS behavior to proactively monitor and address potential issues.</li>
<li>Build strong relationships with the ERP, application, database, and web hosting teams for daily support, troubleshooting, and scheduled maintenance activities.
</li><li>Manage and maintain client agents for server monitoring (SCOM, AppDynamic) and server management (SCCM). Create and maintain technical and detailed design documentation, as well as technical operation documentation. Create, maintain, and delete user/group accounts and implement account policies. Raise and manage support tickets with RedHat, including troubleshooting, log collection, and follow-up.</li>
</ul>
Requirements
Requirements:<ul>
<li>
Degree: Bachelor&rsquo;s degree in Computer Science, Information Technology, or a related field.</li>
<li>Years of Experience: 3-5+ years of practical experience in Linux System Administration (RHEL/CentOS) in an enterprise context.</li>
<li>Special Technical Skills: Proficient in RHEL (versions 7, 8, 9) and RHEL Clustering (Pacemaker). Extensive experience in supporting SAP/SAPHANA on RHEL. Demonstrated ability in the installation, monitoring, troubleshooting, and patch management of operating systems. Experience in managing user and group accounts. Familiarity with monitoring solutions such as SCOM/AppDynamics and management tools like SCCM.</li>
<li>Special Generic Skills: Capability to work in a 24/7/365 shift environment. Excellent documentation skills, including design and operational documentation. Strong teamwork abilities for effective collaboration with application and database teams. Awareness of cybersecurity regulations (NCA, NIC).</li>
<li>Decision Authority Matrix: Authorized to install, configure, patch, and maintain all RHEL systems and clusters. Responsible for daily operations, monitoring, and troubleshooting of the RHEL environment. Empowered to create and manage user/group accounts and their associated policies. Oversee the entire lifecycle of vendor support tickets for RedHat.</li>
</ul>
Preferred Qualifications:<ul>
<li>
Certifications such as Red Hat Certified System Administrator (RHCSA) or Linux Professional Institute Certification (LPIC) are a plus.</li>
<li>Experience with cloud services (AWS, Azure) for deploying and managing Linux applications.</li>
<li>Familiarity with configuration management tools (e.g., Ansible, Puppet).</li>
<li>Ability to manage multiple priorities and projects in a fast-paced environment.</li>
<li>Strong communication skills to work effectively with remote teams.</li>
</ul>
Benefits
Why Join Us:
Opportunity to work with a talented and passionate team.
Competitive salary and benefits package.
Exciting projects and innovative work environment.</div>

Linux OS System Administrator(Saudi National Only)-Remote

U.S. Bankruptcy Court, Northern District of CA

The United States Bankruptcy Court for the Northern District of California is seeking qualified applicants for the position of Linux Administrator. As part of the Information Technology Section, the Linux Administrator is responsible for maintaining and augmenting the courts systems in a dynamic and team centric environment. You will be challenged to manage the performance and configuration of variety of platforms and systems on which our citizens depend. You will work to find ways to automate administrative tasks to make room for the next big thing to be adopted by the court. In this role you must possess the ability to handle periodic weekend and after-hours work.Representative Duties:&middot; Manage and maintain the court&rsquo;s Unix/Linux-based systems, including server configuration, performance tuning, patching, backups, and security hardening.&middot; Provide backend development, administration, and operational support for Drupal-based web applications hosted on Linux platforms.&middot; Document Drupal architecture, workflows, and standards, including environment design (development, test, and production), deployment processes, configuration management, and change control.&middot; Demonstrate proficiency in Drupal site building, theming, and module development, including configuration of content types, views, roles/permissions, and custom or contributed modules.&middot; Ensure the continuous operations and availability of Drupal-based systems, including monitoring, troubleshooting, incident response, and coordination of maintenance windows.&middot; Lead Drupal-related technical efforts, coordinating with IT leadership, developers, system administrators, and business stakeholders to plan enhancements, upgrades, and migrations.&middot; Advise management on automation needs, timelines, and cost impacts; recommend system, database, and application objectives and capabilities while anticipating future requirements and risks.&middot; Design and implement enhancements that promote reliable, secure, and effective system and application operations with minimal disruption to court business.&middot; Perform other job-related duties as assigned.Qualifications:2+ years of full-time (or equivalent) experience designing, implementing, or maintaining computer systems that include the completion of computer project assignments involving systems analysis, computer programming, systems integration, and information technology project management. Or Completion of a master's degree or two years of graduate study (27 semester or 54 quarter hours) in an accredited university in computer science, information technology, information systems, cybersecurity, or another field closely related to Linux server administration and enterprise systems operations.&middot; Good knowledge of programming languages (e.g., PHP, Composer, Twig, YAML, HTML, CSS, JavaScript, Bash, Python, SQL, Perl).&middot; Good research, evaluation, and analytical skills.&middot; Ability to communicate effectively orally and in writing.&middot; Skill in advising technical and non-technical customers in automation techniques and processes.&middot; Excellent customer service skills.&middot; Possesses professional demeanor.&middot; Must be willing to fully participate in a team environment.PREFERRED QUALIFICATIONS:&middot; Experience administrating and supporting Drupal in a Linux environment, including upgrades, security patching, performance optimization, and troubleshooting.&middot; Experience developing or maintaining custom Drupal modules and themes and integrating Drupal with external services or databases.&middot; Familiarity with documenting and enforcing web application standards, governance, and best practices.&middot; Experience supporting mission-critical systems in a high-availability or regulated environment.&middot; Experience coordinating application work with IT leadership, developers, and operational staff in a structured change-management environment.Benefits:Employees of the U.S. Bankruptcy Court are not included in the government&rsquo;s Civil Service classification. However, they are entitled so the same benefits as other federal government employees. For a list of benefits please visit our Benefits at a Glance at http://www.canb.uscourts.gov/jobs. The Court values a healthy work life balance and offers flexible work schedules and opportunities for telework.APPLICATION INSTRUCTIONSQualified candidates are invited to apply by emailing the following to jobs@canb.uscourts.govThe email subject line should reference Linux Administrator position. 1. A cover letter detailing relevant experience and how they meet the qualifications for the position.2. A r&eacute;sum&eacute;.The court may close this announcement at any time, and it is therefore recommended that applications be submitted as soon as possible. Only applicants who are selected for interviews will be contacted by the court. Applicants selected for the initial interview will be required to submit three professional references.Applicants who are non-United States citizens must meet the requirements for federal employment. Relocation expenses will not be reimbursed. Applicants selected for interviews must travel at their own expense.New Selectees are subject to background check or investigation and subsequent favorable suitability determination, and selectees to high-sensitive positions are subject to updated background investigations every five years. The position is subject to the mandatory electronic direct deposit of salary payment (i.e. Direct Deposit). All court employees are at will, and therefore the selected candidate may be removed from this position at any time if the selected candidate fails to perform at a satisfactory level. In addition, employees are required to adhere to the Code of Conduct for Judicial Employees.The court reserves the right to modify the conditions of this job announcement or to withdraw the job announcement, or to fill the position sooner than the closing date, if a closing date is shown, any of which action may occur without any prior written notice. The court will only communicate with those qualified applicants who are selected for interview. If you are not notified, another applicant was selected.The United States Bankruptcy Court is an Equal Employment Opportunity Employer.Job Types: Full-time, PermanentPay: $88,626.00 - $144,031.00 per yearBenefits:<ul><li>401(k)</li><li>401(k) matching</li><li>Dental insurance</li><li>Employee assistance program</li><li>Flexible schedule</li><li>Flexible spending account</li><li>Health insurance</li><li>Life insurance</li><li>Paid time off</li><li>Retirement plan</li><li>Vision insurance</li></ul>People with a criminal record are encouraged to applyWork Location: In person

Linux Administrator

البنك التجاري الدولي

<div></div><div><div>Description<div></div> 
Job Purpose:
To administer all UNIX Platforms related tasks &amp; responsibilities including provisioning, maintenance and troubleshooting, in order to ensure smooth workflow and avoid any disruption to the bank&rsquo;s business services.
Description<ul><li>
Design and manage enterprise-grade Linux environments (RHEL/Oracle Enterprise Linux) across private cloud solutions</li><li>
OpenShift Administration: Install, configure, and maintain production-grade OpenShift clusters, including &quot;Day 2&quot; operations such as pod scheduling, cluster scaling, and upgrades.</li><li>
DevOps Automation: Architect and maintain end-to-end CI/CD pipelines using tools like GitLab CI, Jenkins, or GitHub Actions to automate software delivery.</li><li>
Infrastructure as Code (IaC): Use Terraform and Ansible to automate cluster provisioning, configuration management, and regular system patching.</li><li>
Security &amp; Compliance: Implement and enforce RBAC (Role-Based Access Control), network policies, and secret management within OpenShift to meet enterprise security standards.</li><li>
Observability: Configure and manage advanced monitoring, logging, and alerting systems using Prometheus, Grafana, and ELK stack.</li></ul><div>
</div></div><div>
Qualifications<div></div> 
Qualifications &amp; Experience:<ul><li>
Experience: 5+ years in Linux System Administration and at least 3 years specialized in OpenShift/Kubernetes environments.</li><li>
Technical Expertise:</li><li>
Deep expertise in Red Hat OpenShift and core Kubernetes engines.</li><li>
Proficiency in private cloud technologies (KVM, OpenStack, or Azure Stack).</li><li>
Strong automation skills in Bash, Python, and Ansible.</li><li>
Certifications (Highly Preferred):</li><li>
Red Hat Certified Specialist in OpenShift Administration (EX280).</li><li>
Certified Kubernetes Administrator (CKA).</li><li>
Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE).</li></ul><div> 
</div></div><div>
Primary Location: Egypt-Giza-SMART VILLAGE BLDG. 1</div><div>
Work Locations: B219 - Financial District, Smart Village, Cairo - Alex Desert Road</div><div>
Job: Back Office</div><div>
Organization: FINANCE, STRATEGY, OPERATIONS &amp; TECHNOLOGY</div><div>
Shift: Day Job</div><div>
Job Type: Full-time Employee</div><div>
Travel: No</div></div>

UNIX SENIOR ADMINISTRATOR

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