Senior DevOps Engineer

Gender; Doha; On-site; QAR 250,000 - 360,000; Full time

Job summary

Gender seeks a Senior DevOps Engineer for its Qatar operations, focusing on robust server administration (Linux/Windows), CI/CD pipelines, and infrastructure automation. You will manage GitLab, Jenkins, Nexus, Jira, SonarQube, Azure DevOps, and Elasticsearch to ensure scalable, secure delivery pipelines.

The role requires strong scripting, virtualization, monitoring, and security practices, with collaboration across development teams to optimize deployments in a fast-paced environment.

Qualifications

• Experience with Linux server administration (RHEL/CentOS/Ubuntu) incl. shell scripting (Bash).
• Windows Server admin incl. IIS, AD integration and PowerShell scripting.
• Strong networking knowledge (DNS, TCP/IP, SSL/TLS, firewalls, reverse proxies).
• Experience with virtualization/containers (Docker, Kubernetes, VMware).
• Backup and disaster recovery strategies for DevOps tools/databases.
• Hands-on monitoring with Prometheus, Grafana, Nagios, Zabbix, etc.
• GitLab server install/upgrade, CI/CD, runners, MR workflows, SAML/SSO, Registry.
• Jenkins master/agent setup, pipelines, plugins, Blue Ocean, Libraries.
• Nexus OSS/Pro installation and repo config (Maven/npm/PyPI/Docker/Helm).
• Jira On-Prem/Cloud installation and config, REST APIs, JSM setup.
• SonarQube setup and CI/CD integration; quality gates.
• Azure DevOps: Repos, Pipelines, Artifacts, Boards, RBAC.
• Elasticsearch cluster setup, ILM, Kibana integration, TLS.

Responsibilities

• Administer and manage GitLab server including install/upgrade, access controls, and repository governance.
• Design and maintain CI/CD pipelines using Jenkins and GitLab CI/CD for automated build/test/deploy.
• Configure Jenkins master/agents, pipelines, plugins, and integrations.
• Install/configure Nexus Repository Manager for artifact storage and distribution.
• Manage Jira on-premises and Jira Cloud including workflows and permissions.
• Set up SonarQube for static code analysis and CI/CD integration.
• Configure and manage Azure DevOps services (Boards, Repos, Pipelines, Artifacts, Test Plans).
• Deploy and maintain Elasticsearch clusters with tuning, index management, and monitoring.
• Perform OS hardening, patching, monitoring, and troubleshooting on Linux/Windows.
• Implement IaC practices using Terraform, Ansible, or similar tools.
• Collaborate to define DevOps best practices and improve delivery pipelines.
• Monitor system health, alerting, and incident response procedures.
• Document configurations, runbooks, and operational procedures.
• Ensure platforms comply with security standards and audit requirements.

Skills

Linux admin

Windows admin

Networking

Virtualization

Backup/DR

Monitoring

GitLab CI

Jenkins

Nexus

Jira

SonarQube

Azure DevOps

Elasticsearch

Tools

GitLab

Jenkins

Nexus Repository

Jira

SonarQube

Azure DevOps

Elasticsearch

Job description

Industry Information Technology and Services

Job Description

Job Description We are currently looking Senior DevOps Engineer for our Qatar operations.

Server Administration Skills Solid experience with Linux server administration (RHEL, CentOS, Ubuntu) including shell scripting (Bash), package management, and service configuration (systemd). Windows Server administration experience including IIS, Active Directory integration, and PowerShell scripting. Proficiency in network fundamentals: DNS, TCP/IP, SSL/TLS certificate management, firewall rules, and reverse proxy configuration (Nginx, Apache, HAProxy). Experience with virtualization and containerization: Docker, Kubernetes, VMware, or equivalent platforms. Expertise in backup and disaster recovery strategies for hosted DevOps tools and databases. Hands-on experience with monitoring solutions such as Prometheus, Grafana, Nagios, Zabbix, or equivalent.

Key Responsibilities

• Administer and manage GitLab server including installation, upgrades, user management, access controls, and repository governance.
• Design, implement, and maintain CI/CD pipelines using Jenkins and GitLab CI/CD to support automated build, test, and deployment workflows.
• Configure and maintain Jenkins master/agent architectures; create and manage pipelines (Declarative and Scripted), plugins, and integrations.
• Install, configure, and administer Nexus Repository Manager for artifact storage, proxy, and distribution of Maven, npm, Docker, and other artifact formats.
• Manage Jira on-premises and Jira Cloud instances including installation, configuration, user permissions, workflows, schemes, and integrations with development tools.
• Set up and maintain SonarQube for static code analysis, quality gates, and integration with CI/CD pipelines to enforce code quality standards.
• Configure and manage Azure DevOps services including Boards, Repos, Pipelines, Artifacts, and Test Plans for end-to-end delivery management.
• Deploy and maintain Elasticsearch clusters including configuration tuning, index management, monitoring, and performance optimization.
• Perform server administration tasks including OS hardening, patch management, service monitoring, and troubleshooting on Linux/Windows environments.
• Implement and maintain infrastructure-as-code (IaC) practices using tools such as Terraform, Ansible, or similar frameworks.
• Collaborate with development teams to define DevOps best practices and drive continuous improvement of delivery pipelines.
• Monitor system health, availability, and performance; set up alerting and incident response procedures.
• Document configurations, runbooks, and operational procedures for all managed platforms.
• Ensure all platforms comply with organizational security standards and audit requirements.

Required Skills & Experience

Tool / Platform Required Expertise

GitLab Server installation & upgrades; CI/CD pipeline authoring (.gitlab-ci.yml); runner configuration; branch protection; merge request workflows; SAML/SSO integration; GitLab Container Registry management.

Jenkins Master & distributed agent setup; Declarative & Scripted pipeline development; plugin management (pipeline, credentials, SonarQube, Nexus, Git); Blue Ocean; folder & view organization; shared libraries.

Nexus Repository Installation & configuration of Nexus OSS/Pro; hosted, proxy, and group repository setup; Maven, npm, PyPI, Docker, and Helm chart repositories; cleanup policies; LDAP integration; blob store management.

Jira (On-Prem & Cloud) Installation and migration of Jira Data Center; project and issue type configuration; workflow design; custom fields and screens; permission schemes; Jira Cloud administration; REST API integrations; JSM (Service Management) setup.

SonarQube Community/Developer/Enterprise edition setup; quality profile and quality gate configuration; CI/CD plugin integration; code coverage reporting; branch analysis; security hotspot management.

Azure DevOps Organization and project setup; Repos, Pipelines (YAML-based), Artifacts feed configuration; sprint boards; service connections; agent pool management; role-based access control (RBAC).

Elasticsearch Cluster installation and configuration (single-node and multi-node); index lifecycle management (ILM); shard allocation; snapshot & restore; Kibana integration; security (TLS, role-based access); performance tuning and monitoring.

Desired Candidate Profile

• Solid experience with Linux server administration (RHEL, CentOS, Ubuntu) including shell scripting (Bash), package management, and service configuration (systemd).
• Windows Server administration experience including IIS, Active Directory integration, and PowerShell scripting.
• Proficiency in network fundamentals: DNS, TCP/IP, SSL/TLS certificate management, firewall rules, and reverse proxy configuration (Nginx, Apache, HAProxy).
• Experience with virtualization and containerization: Docker, Kubernetes, VMware, or equivalent platforms.
• Expertise in backup and disaster recovery strategies for hosted DevOps tools and databases.
• Hands-on experience with monitoring solutions such as Prometheus, Grafana, Nagios, Zabbix, or equivalent.
• GitLab: Server installation & upgrades; CI/CD pipeline authoring (.gitlab-ci.yml); runner configuration; branch protection; merge request workflows; SAML/SSO integration; GitLab Container Registry management.
• Jenkins: Master & distributed agent setup; Declarative & Scripted pipeline development; plugin management (pipeline, credentials, SonarQube, Nexus, Git); Blue Ocean; folder & view organization; shared libraries.
• Nexus Repository: Installation & configuration of Nexus OSS/Pro; hosted, proxy, and group repository setup; Maven, npm, PyPI, Docker, and Helm chart repositories; cleanup policies; LDAP integration; blob store management.
• Jira (On-Prem & Cloud): Installation and migration of Jira Data Center; project and issue type configuration; workflow design; custom fields and screens; permission schemes; Jira Cloud administration; REST API integrations; JSM (Service Management) setup.
• SonarQube: Community/Developer/Enterprise edition setup; quality profile and quality gate configuration; CI/CD plugin integration; code coverage reporting; branch analysis; security hotspot management.
• Azure DevOps: Organization and project setup; Repos, Pipelines (YAML-based), Artifacts feed configuration; sprint boards; service connections; agent pool management; role-based access control (RBAC).
• Elasticsearch: Cluster installation and configuration (single-node and multi-node); index lifecycle management (ILM); shard allocation; snapshot & restore; Kibana integration; security (TLS, role-based access); performance tuning and monitoring.