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linux system administrator specialist

ArpuPlus - ARPU Telecommunications Services

<div>
 Job description:
 
 
 <ul>
 <li>
 MySQL Database Administration
 </li>
 <li>
 Linux Virtualization/Containers knowledge
 </li>
 <li>
 Load balancing and High availability experience
 </li>
 <li>
 Installations and configuration for FTP, NFS, SMB, DNS, DHCP, NTP
 </li>
 <li>
 Ability to do basic Shell, Perl and Python scripting/automation
 </li>
 <li>
 Ability to train other team members on the applications, proper procedures, problem isolation
 </li>
 <li>
 Must be able to perform optimization and performance testing, provide technical support for incident response and reporting and provide on-call support
 </li>
 <li>
 Must be able to install, configure, troubleshoot, maintain, upgrade and document all aspects of the of the Linux architecture
 </li>
 <li>
 Knowledge of Kannel SMS gateway is a plus
 </li>
 <li>
 Network knowledge, TCP/IP, and routing
 </li>
 <li>
 Web servers installations and configuration (Apache, Tomcat), basic knowledge
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 <ul>
 <li>
 University degree in Communications engineering or computer science background is preferred
 </li>
 <li>
 Experience 1 -2 years in Linux/Unix alike systems administration
 </li>
 <li>
 RHCSA or Linux+ certification preferred, but not required;
 </li>
 <li>
 Good writing and verbal communication skills
 </li>
 <li>
 ITI Graduates is a plus
 </li>
 <li>
 Good English level is a must
 </li>
 </ul>
</div>

Linux System Administrator Specialist

Hitachi Rail

<div>
 
 About Us
 
 
 
 A career at Hitachi Rail will help create a legacy. With operations in every corner of the world, our work goes to the cutting-edge of digital transformation and technology. From the multi-cultural strength of our global organisation to the sustainable and innovative ways we work to bring people together, there's something for everyone to get stuck into. And that's where you come in.
 
 
 Cairo, Egypt (On-Site)
 
 
 
 Role Overview:
 
 
 
 
 We are seeking a System Administrator with strong expertise in SQL database management and experience in Linux and Windows server environments. The successful candidate will maintain, optimize, and secure our IT infrastructure, ensuring system reliability, managing database performance, and supporting business-critical applications.
 
 
 
 
 Work Location: Attaba Metro Station
 
 
 
 
 Key Responsibilities:
 
 
 
 
 <ul>
 <li>
 Install, configure, and maintain Linux and Windows servers.
 </li>
 <li>
 Monitor system performance and troubleshoot issues.
 </li>
 <li>
 Manage servers and IT equipment, ensuring proper configuration and security policies.
 </li>
 <li>
 Administrator SQL databases (installation, configuration, backup, recovery).
 </li>
 <li>
 Optimize queries and ensure high database performance.
 </li>
 <li>
 Implement data integrity and security measures.
 </li>
 <li>
 Schedule and monitor backups and disaster recovery plans.
 </li>
 <li>
 Apply patches and updates to systems and databases.
 </li>
 <li>
 Develop scripts for routine tasks and system monitoring.
 </li>
 <li>
 Maintain detailed documentation of configurations and procedures.
 </li>
 <li>
 Ensure compliance with IT policies and standards.
 
 
 
 </li>
 </ul>
 
 Required Skills &amp; Qualifications:
 
 
 
 
 <ul>
 <li>
 Bachelor's degree in Computer Science, IT, or related field.
 </li>
 <li>
 3-5 years of experience as a System Administrator with SQL database expertise.
 </li>
 <li>
 Strong knowledge of:
 </li>
 <ul>
 <li>
 Linux and Windows server environments
 </li>
 <li>
 Microsoft SQL Server, MySQL, or PostgreSQL
 </li>
 </ul>
 <li>
 Familiarity with virtualization (VMware, Hyper-V) and cloud platforms.
 </li>
 <li>
 Excellent troubleshooting and problem-solving skills.
 </li>
 <li>
 Knowledge of networking fundamentals and security best practices.
 </li>
 </ul>
 Thank you for your interest in Hitachi Rail. If your application is of interest, we will be in contact. Please do not hesitate to discover more about us and our latest jobs at https://www.hitachirail.com/careers .
 
 
 
 At Hitachi Rail, there is a place for everyone. We welcome and value differences in background, age, gender, sexuality, family status, disability, race, nationality, ethnicity, religion, and world view. It is our commitment to create an inclusive environment - we are proud to be an equal opportunity employer.
 
 
 
 We would be delighted if you would be one of our followers at https://www.linkedin.com/company/hitachirail .
</div>

System Administrator

<div>
 
 About Us
 
 
 
 A career at Hitachi Rail will help create a legacy. With operations in every corner of the world, our work goes to the cutting-edge of digital transformation and technology. From the multi-cultural strength of our global organisation to the sustainable and innovative ways we work to bring people together, there&rsquo;s something for everyone to get stuck into. And that&rsquo;s where you come in.
 
 
 Cairo, Egypt (On-Site)
 
 
 
 Role Overview:
 
 
 
 
 We are seeking a System Administrator with strong expertise in SQL database management and experience in Linux and Windows server environments. The successful candidate will maintain, optimize, and secure our IT infrastructure, ensuring system reliability, managing database performance, and supporting business-critical applications.
 
 
 
 
 Work Location: Attaba Metro Station
 
 
 
 
 Key Responsibilities:
 
 
 
 <ul>
 <li>
 Install, configure, and maintain Linux and Windows servers.
 </li>
 <li>
 Monitor system performance and troubleshoot issues.
 </li>
 <li>
 Manage servers and IT equipment, ensuring proper configuration and security policies.
 </li>
 <li>
 Administrator SQL databases (installation, configuration, backup, recovery).
 </li>
 <li>
 Optimize queries and ensure high database performance.
 </li>
 <li>
 Implement data integrity and security measures.
 </li>
 <li>
 Schedule and monitor backups and disaster recovery plans.
 </li>
 <li>
 Apply patches and updates to systems and databases.
 </li>
 <li>
 Develop scripts for routine tasks and system monitoring.
 </li>
 <li>
 Maintain detailed documentation of configurations and procedures.
 </li>
 <li>
 Ensure compliance with IT policies and standards.
 
 
 </li>
 </ul>
 
 Required Skills &amp; Qualifications:
 
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Science, IT, or related field.
 </li>
 <li>
 3&ndash;5 years of experience as a System Administrator with SQL database expertise.
 </li>
 <li>
 Strong knowledge of:
 </li>
 <ul>
 <li>
 Linux and Windows server environments
 </li>
 <li>
 Microsoft SQL Server, MySQL, or PostgreSQL
 </li>
 </ul>
 <li>
 Familiarity with virtualization (VMware, Hyper-V) and cloud platforms.
 </li>
 <li>
 Excellent troubleshooting and problem-solving skills.
 </li>
 <li>
 Knowledge of networking fundamentals and security best practices.
 
 
 </li>
 </ul>
 Thank you for your interest in Hitachi Rail. If your application is of interest, we will be in contact. Please do not hesitate to discover more about us and our latest jobs at https://www.hitachirail.com/careers.
 
 
 
 At Hitachi Rail, there is a place for everyone. We welcome and value differences in background, age, gender, sexuality, family status, disability, race, nationality, ethnicity, religion, and world view. It is our commitment to create an inclusive environment - we are proud to be an equal opportunity employer.
 
 
 
 We would be delighted if you would be one of our followers at https://www.linkedin.com/company/hitachirail.
</div>

Electrolux Group

<div>
 
 Role Summary
 
 
 
 As a
 
 Senior Oracle Database &amp; Application Administrator
 
 , you will act as a
 
 Subject Matter Expert (SME)
 
 responsible for the
 
 design, administration, performance, security, and availability
 
 of Oracle databases and enterprise applications, primarily
 
 Oracle E‑Business Suite (EBS R12.2) on Oracle Database 19c
 
 , running on
 
 Linux/Unix platforms
 
 .
 
 
 
 Key Responsibilities
 
 
 
 <ul>
 <li>
 Provide end‑to‑end administration, support, and enhancement of Oracle E‑Business Suite (R12.2) and associated Oracle Database 19c environments (production and non‑production).
 </li>
 <li>
 Install, configure, patch, upgrade, tune, and maintain Oracle databases and Oracle E‑Business Suite application tiers.
 </li>
 <li>
 Administer Oracle EBS security, workflows, auditing, concurrent managers, and application configurations.
 </li>
 <li>
 Perform and manage database backup, restore, cloning, refresh, and disaster recovery activities in coordination with the infrastructure team.
 </li>
 <li>
 Maintain high availability and data integrity through proper architecture design, monitoring, and operational controls.
 </li>
 <li>
 Support refresh of non‑production environments from production as required.
 </li>
 <li>
 Monitor database activity, application performance, and system resource usage to ensure optimal operation.
 </li>
 <li>
 Analyze and resolve performance issues across the database tier, application tier, and concurrent processing within Oracle E‑Business Suite.
 </li>
 <li>
 Conduct periodic database tuning, capacity planning, and forecasting of future resource needs.
 </li>
 <li>
 Provide proactive performance reporting and recommendations to development and business teams.
 </li>
 <li>
 Administer Linux / Unix operating systems, including installation, configuration, patching, upgrades, and security hardening.
 </li>
 <li>
 Maintain strong working knowledge of Red Hat Linux in support of Oracle Database and Application Server products.
 </li>
 <li>
 Ensure database and application security through policy definition, implementation of controls, and regular audits.
 </li>
 <li>
 Contribute to ITGC, IT audit, and compliance activities, ensuring adherence to internal standards and best practices.
 </li>
 <li>
 Define and enforce standards for database object security, integrity, and access control.
 </li>
 <li>
 Collaborate with infrastructure, development, and business teams to provide technical guidance and best practices.
 </li>
 <li>
 Troubleshoot and resolve database and application issues within agreed SLAs and OLAs internal an external.
 </li>
 <li>
 Participate in on‑call and out‑of‑hours support on a planned or emergency basis.
 </li>
 <li>
 Develop and maintain technical documentation, SOPs, and operational procedures.
 
 
 </li>
 </ul>
 
 Technical Skills
 
 
 
 <ul>
 <li>
 Oracle Database 19c (Core DBA administration, tuning, troubleshooting)
 </li>
 <li>
 Oracle E‑Business Suite R12.2 (Apps DBA, security, workflows, concurrent manager)
 </li>
 <li>
 Oracle RAC, Data Guard, Oracle Enterprise Manager
 </li>
 <li>
 Oracle Single Sign‑On (SSO), WebLogic Administration
 </li>
 <li>
 OBIEE WebLogic Administration, Oracle WCI Administration
 </li>
 <li>
 Linux / Unix administration (Red Hat Linux)
 </li>
 <li>
 SQL and PL/SQL development (monitoring, alerts, reporting, auditing)
 </li>
 <li>
 Shell scripting and automation of day‑to‑day DBA tasks
 </li>
 <li>
 Experience deploying Oracle Forms and Reports
 </li>
 <li>
 Exposure to Apache and Tomcat (advantageous)
 
 
 </li>
 </ul>
 
 Minimum Qualifications
 
 
 
 <ul>
 <li>
 Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Information Technology, or related field.
 </li>
 <li>
 Minimum 5 years of experience as an Oracle Database / Applications DBA.
 </li>
 <li>
 Proven experience supporting ERP environments, specifically Oracle E‑Business Suite R12.
 </li>
 <li>
 Proven experience in database design, performance tuning, backup/recovery, and high availability.
 </li>
 <li>
 Solid understanding of ITGC and IT audit processes.
 </li>
 <li>
 Excellent English communication and documentation skills.
 </li>
 </ul>
</div>

Senior Oracle DB & Application Administrator

York Towers

<div>
 York Holding Group is a diversified investment and development group with a portfolio spanning real estate, technology, and financial innovation. The group operates through three specialized business verticals that complement each other to drive growth across the real estate ecosystem, from large-scale property development, to next-generation PropTech solutions, to a regulated FinTech platform transforming real estate investment through digital tokenization and fractional ownership. United by a shared vision of innovation, transparency, and excellence, York Holding Group continues to shape the future of living, investing, and digital real estate experiences across the region.
 
 
 
 About Dwelleo
 
 
 
 Dwelleo is an
 
 AI-driven PropTech platform
 
 focused on the Saudi real estate market. We leverage data, automation, and cloud-native technologies to simplify how users discover, evaluate, and transact real estate. Our goal is to build a smart, scalable digital ecosystem that connects developers, brokers, and end-users in one intelligent platform.
 
 
 
 About The Role
 
 
 
 We are seeking a
 
 DevOps / Cloud Engineer
 
 to build and maintain a secure, scalable, and automated AWS infrastructure for Dwelleo&rsquo;s AI-powered platform. You will own cloud environments, CI/CD pipelines, and infrastructure-as-code, working closely with backend and AI teams to ensure reliable deployments, high availability, and smooth system operations as the platform scales.
 
 
 
 Key Responsibilities
 
 
 
 <ul>
 <li>
 Design, deploy, and manage AWS-based infrastructure using IaC tools (Terraform, CloudFormation).
 </li>
 <li>
 Build and maintain CI/CD pipelines using tools like GitHub Actions, CodePipeline, or Jenkins.
 </li>
 <li>
 Automate infrastructure provisioning and application deployments across development, staging, and production environments.
 </li>
 <li>
 Ensure high availability and auto-scaling for workloads via ECS, EKS, Lambda, ALB, Auto Scaling Groups.
 </li>
 <li>
 Monitor application and infrastructure health using CloudWatch, X-Ray, Prometheus/Grafana, and set up alerting systems.
 </li>
 <li>
 Implement security best practices including IAM roles/policies, KMS encryption, Secrets Manager, and VPC hardening.
 </li>
 <li>
 Manage containerized applications using Docker, ECS Fargate, or EKS (Kubernetes).
 </li>
 <li>
 Optimize cloud costs using AWS Budgets, Savings Plans, and Spot Instances.
 </li>
 <li>
 Support real-time data workflows and AI inference pipelines using services like S3, Glue, Athena, Bedrock/SageMaker.
 </li>
 <li>
 Collaborate closely with backend, data, and AI teams to ensure smooth deployments and system integrations.
 </li>
 <li>
 Handle release processes, rollback strategies, and system incident response.
 
 
 </li>
 </ul>
 
 Must-Have Skills &amp; Experience
 
 
 
 <ul>
 <li>
 3&ndash;7 years of experience in DevOps/System Administrator roles.
 </li>
 <li>
 Deep hands-on experience with AWS Core Services: EC2, S3, VPC, RDS, ECS/EKS, Lambda, CloudFront, IAM, CloudWatch, etc.
 </li>
 <li>
 Proficiency in Infrastructure-as-Code: Terraform (preferred), CloudFormation, CDK.
 </li>
 <li>
 Strong experience with CI/CD pipelines and release management workflows.
 </li>
 <li>
 Experience with Docker, container registries, and managing microservices.
 </li>
 <li>
 Knowledge of monitoring, logging, and alerting best practices.
 </li>
 <li>
 Strong scripting skills in Bash, Python, or Go.
 </li>
 <li>
 Familiarity with Linux administration and cloud networking concepts (NAT, VPC, subnets, routing).
 </li>
 <li>
 Security-aware: able to design secure systems using encryption, IAM, audit logs, and secrets management.
 </li>
 <li>
 Strong troubleshooting and debugging skills for cloud-native applications.
 
 
 </li>
 </ul>
 
 Nice-to-Have Skills
 
 
 
 <ul>
 <li>
 Experience with AI/ML workloads (e.g., setting up pipelines with SageMaker, Bedrock, or custom model deployment).
 </li>
 <li>
 Familiarity with data lakes and big data processing tools (Glue, Athena, Redshift, Kinesis).
 </li>
 <li>
 Exposure to chatbot infrastructure (OpenAI integrations, token usage analysis, caching strategies).
 </li>
 <li>
 Knowledge of cost optimization strategies (Spot fleets, auto-pause RDS, S3 lifecycle rules).
 </li>
 <li>
 Certifications: AWS Certified DevOps Engineer, AWS Solutions Architect.
 
 
 </li>
 </ul>
 
 Tools &amp; Stack We Use
 
 
 
 <ul>
 <li>
 Cloud: AWS
 </li>
 <li>
 IaC: Terraform, CloudFormation
 </li>
 <li>
 Containers: Docker, ECS Fargate, EKS (optional)
 </li>
 <li>
 CI/CD: GitHub Actions, CodeBuild, Jenkins
 </li>
 <li>
 Monitoring: CloudWatch, Grafana, Prometheus
 </li>
 <li>
 Logging: CloudWatch Logs, ELK Stack
 </li>
 <li>
 Scripting: Python, Bash
 </li>
 <li>
 Version Control: Git (GitHub)
 </li>
 </ul>
</div>

DevOps Engineer

Dautom

<div>
 <ol>
 <li>
 Handle the Operations, design, implementation, and maintenance of our Unix AIX &amp; Linux infrastructure, ensuring alignment with business goals and industry best practices
 </li>
 <li>
 Install, configure, and maintain Unix-based systems, AIX and Linux systems.
 </li>
 <li>
 Perform system updates, patches, and upgrades to ensure security and performance
 </li>
 <li>
 Monitor system performance and troubleshoot issues, including system crashes and application failures
 </li>
 <li>
 Implement and maintain security protocols, firewalls, and access controls to protect system integrity
 </li>
 <li>
 Create and manage user accounts and permissions
 </li>
 <li>
 Define and enforce standards, policies, and procedures for Unix AIX system administration, security, and compliance
 </li>
 <li>
 Collaborate with cross-functional teams to identify opportunities for automation, process improvement, and optimization
 </li>
 <li>
 Evaluate emerging technologies and trends in Unix administration, recommending innovative solutions to enhance efficiency and effectiveness
 </li>
 <li>
 Develop and maintain documentation, including system configurations, procedures, and troubleshooting guides
 </li>
 <li>
 Perform other responsibilities as required by higher levels of supervision
 </li>
 <li>
 Handle incidents, problems and changes in day to day operational activities.
 </li>
 <li>
 Comply with Client security protocols and server hardening.
 </li>
 <li>
 Good with performance tuning and Migrations of systems.
 </li>
 </ol>
</div>

Orange Business

<div>
 
 About Us
 
 
 
 Join us at Orange Business!
 
 
 We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.
 
 
 Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.
 
 
 
 About The Role
 
 
 
 
 Senior Application Support and Cloud Operations Engineer
 
 
 
 
 Mission:
 
 
 
 The Managed Application Cloud Expertise (MAC) team is part of the Digital Technology Organization . MAC team handle the &ldquo;middle tier&rdquo; role in the multilayered Orange business services Applications and Infrastructure support chain and is responsible for keeping the availability of applications in line with their business criticality.
 
 
 
 Key tasks and responsibilities:
 
 
 
 Managed Application Cloud Expertise delivers 2nd level (application and Infra) support and system administrations services to Orange Business Services internal employees by providing End to End ownership of all requests received from 1st level (IT Helpdesk) , the OBSIT Monitoring team or application hosting entities (Orange Cloud For Business Monitoring).
 
 
 Within the MAC team, the scope of this job is to ensure the following tasks on a 24x7 basis (on-call basis):
 
 
 
 Technical responsibilities:
 
 
 
 <ul>
 <li>
 Ensure applications&rsquo; availability to meet the SLA target
 </li>
 <li>
 Handle, diagnose and route in real-time incoming trouble tickets
 </li>
 <li>
 Provide system administration for the applications implemented on Windows servers.
 </li>
 <li>
 Execute changes and task orders on windows server
 </li>
 <li>
 Responsible for 2nd level technical support and escalation
 </li>
 <li>
 Communicate planned/unplanned outages to end users
 </li>
 <li>
 Participate in the UAT testing for any bugs/new application features
 </li>
 <li>
 Working in devops mode for all applications hosted in the cloud, this includes (but not limited to):
 </li>
 <li>
 Fully understanding the functionality of applications to help them define their QoS matrixes
 </li>
 <li>
 Providing L2 support for the cloud infrastructure
 </li>
 <li>
 Providing L2 application support to cloud-based applications
 
 
 </li>
 </ul>
 
 Functional responsibilities:
 
 
 
 <ul>
 <li>
 Managing and handling known issues related to the application support or to the infrastructure support
 </li>
 <li>
 Collaborating within the team
 </li>
 <li>
 Coordinate with development teams for application updates, patches, and new feature deployments, ensuring minimal disruption.
 </li>
 <li>
 Contribute to automation initiatives
 </li>
 <li>
 Maintain documentation related to application configurations, infrastructure, and troubleshooting procedures.
 </li>
 <li>
 Engage in continuous learning
 </li>
 <li>
 Participate in on-call rotation and ensure timely response to critical incidents outside regular working hours.
 </li>
 <li>
 Contribute to service improvement initiatives
 
 
 </li>
 </ul>
 
 About You
 
 
 
 
 Functional Skills:
 
 
 
 <ul>
 <li>
 Troubleshooting skills
 </li>
 <li>
 Strong ability to work in a team
 </li>
 <li>
 Excellent written and verbal communication skills
 </li>
 <li>
 Time management
 
 
 </li>
 </ul>
 
 Technical Skills:
 
 
 
 Due to the variety of the supported applications, the basic knowledge in one or more of the below domains is mandatory:
 
 
 <ul>
 <li>
 Operating system administration &amp; scripting (Windows, Linux)
 </li>
 <li>
 Database administration (Oracle, SQL Server, Postgres)
 </li>
 <li>
 Web Services (SOAP, REST)
 </li>
 <li>
 Development using one of this list (Python ,Java, ASP.NET, node.js, C# ,PHP, react.js)
 </li>
 <li>
 Big Data platforms, pervious work on Hadoop or mongo DB
 </li>
 <li>
 Microsoft Azure Fundamentals
 </li>
 <li>
 Microsoft Azure Administrator
 </li>
 <li>
 VMware Cloud Fundamentals
 </li>
 <li>
 Continuous delivery tools (Kubernetes, Ansible)
 </li>
 <li>
 Security protocols (ethical hacking is a plus)
 </li>
 <li>
 Good experience in working in agile and DevOps
 </li>
 <li>
 Good understanding of network protocols (CCNA is a plus)
 </li>
 <li>
 ITIL foundation knowledge (certificate is a plus)
 
 
 </li>
 </ul>
 
 Educational background:
 
 
 
 <ul>
 <li>
 B.Sc. in computer science or equivalent
 </li>
 <li>
 Fluent in English
 </li>
 <li>
 Fluent in French is a plus
 </li>
 <li>
 Minimum 3 years of experience within IT
 
 
 </li>
 </ul>
 You bring a can-do attitude, tackle challenges head-on and challenge the status quo with new and innovative ideas.
 
 
 
 What We Offer
 
 
 
 <ul>
 <li>
 Global Opportunities: Work in multi-national teams with opportunity to collaborate with colleagues and customers from all over the world.
 </li>
 <li>
 Flexible Work Environment: Flexible working hours and possibility to combine work from office and home (hybrid ways of working).
 </li>
 <li>
 Professional Development: training programs and upskilling/re-skilling opportunities.
 </li>
 <li>
 Career Growth: Internal growth and mobility opportunities within Orange.
 </li>
 <li>
 Caring and Daring Culture: Health and well-being programs and benefits, diversity &amp; inclusion initiatives, CSR and employee connect events.
 </li>
 <li>
 Reward Programs: Employee Referral Program, Change Maker Awards.
 
 
 </li>
 </ul>
 
 Only Your Skills Matter
 
 
 
 Regardless of your age, gender identity, race, ethnic origin, religion/belief, sexual orientation, marital status, neurotype, disability, veteran status or appearance, we encourage diversity within our teams because it is a strength for the collective and a vector of innovation. Orange Group is a disabled-friendly company and equal opportunity employer: don't hesitate to tell us about your specific needs.
</div>

Senior Application Support and Cloud Ops Engineer

Explore 317+ Linux system administrator specialist in Cairo Egypt this March. Find roles across top companies and apply now to boost your career.

317 linux system administrator specialist jobs In Cairo Egypt

Linux System Administrator Specialist

System Administrator

System Administrator

Senior Oracle DB & Application Administrator

DevOps Engineer

System Administrator

Senior Application Support and Cloud Ops Engineer