Azure DevOps Lead

Dear Candidate, Please see the below JD and reach out on Senior Linux Administrator Azure & On-Premises Experience: 10+ Years Job Type: Contract Location: Remote. Job Summary:

We are looking for an experienced Senior Linux Administrator with 10+ years of hands-on experience managing enterprise Linux environments from end to end . The ideal candidate should have strong expertise in Linux administration, troubleshooting, system upgrades, patching, performance management, security, automation, and infrastructure operations. The candidate should also have hands-on experience with Microsoft Azure and on-premises infrastructure , with the ability to manage and support Linux servers across both environments.

Key Responsibilities

Perform end-to-end administration and support of enterprise Linux/Unix environments.

• Install, configure, maintain, and troubleshoot Linux servers, including RHEL, CentOS, Rocky Linux, and Ubuntu.
• Manage server provisioning, configuration, upgrades, migrations, and decommissioning.
• Perform regular OS patching, upgrades, vulnerability remediation, and security hardening.
• Troubleshoot complex issues related to OS, CPU, memory, storage, networking, processes, services, and system performance.
• Manage LVM, file systems, NFS, RAID, multipathing, disk management, and storage.
• Configure and troubleshoot Linux services such as DNS, DHCP, SSH, NTP, FTP/SFTP, SMTP , and related services.
• Perform system performance monitoring, capacity planning, and tuning.
• Manage user accounts, groups, permissions, sudo access, SSH keys, and security policies.
• Troubleshoot boot issues, kernel issues, filesystem issues, and other critical Linux problems.
• Manage systemd, cron, package management, repositories, and kernel updates.
• Support high-availability and disaster-recovery environments.
• Participate in incident, problem, and change management processes.
• Perform root-cause analysis and prepare technical documentation.
• Work with application, database, network, storage, security, and cloud teams to resolve infrastructure issues.
• Participate in 24x7 on-call support and handle critical production incidents when required.

Azure Responsibilities

• Administer and support Linux virtual machines in Microsoft Azure.
• Provision, configure, resize, and decommission Azure VMs.
• Manage Azure networking , including VNets, subnets, NSGs, private endpoints, and routing.
• Work with Azure Storage, Managed Disks, Azure Monitor, Log Analytics, and Backup.
• Troubleshoot Linux VM connectivity and performance issues in Azure.
• Implement and maintain monitoring and alerting for Azure Linux workloads.
• Support migration of on-premises Linux servers to Azure.
• Troubleshoot hybrid connectivity between on-premises data centers and Azure.
• Work with Azure security and identity teams to implement appropriate access controls.
• Participate in cloud infrastructure optimization and cost-management initiatives.

Automation & Scripting

• Develop and maintain automation scripts using Shell/Bash.
• Experience with Python and/or Ansible is highly preferred.
• Automate server provisioning, patching, configuration management, health checks, and routine administrative tasks.
• Develop automation to reduce manual operational activities.

On-Premises Infrastructure

• Strong experience supporting enterprise data center environments.
• Administration of physical and virtual Linux servers.
• Experience with VMware/virtualization platforms.
• Work with storage, backup, network, and security teams for infrastructure support.
• Experience with server hardware lifecycle activities, including deployment, migration, upgrade, EOSL remediation, and decommissioning.
• Support data-center migrations and infrastructure transformation projects.

Required Skills

• 10+ years of Linux Administration experience
• Strong hands-on experience with RHEL / CentOS / Rocky Linux / Ubuntu
• Strong troubleshooting and problem-solving skills
• Linux OS installation, configuration, patching, and upgrades
• LVM, filesystems, NFS, RAID, multipathing, and storage
• Networking fundamentals: TCP/IP, DNS, DHCP, SSH, routing
• Linux security and hardening
• System performance monitoring and tuning
• Shell/Bash scripting
• Experience with Microsoft Azure
• Experience supporting on-premises and hybrid environments
• Incident, Problem, and Change Management experience
• Strong documentation and communication skills

Preferred Skills

• Ansible
• Python scripting
• VMware
• Azure Monitor / Log Analytics
• Azure Backup
• Terraform
• Git
• Docker/Kubernetes
• Red Hat Satellite
• ITIL processes
• High Availability and Disaster Recovery
• Vulnerability management and remediation

Bachelor's degree in Computer Science, Information Technology, Engineering , or a related field preferred.

Ideal Candidate Profile The ideal candidate should be a hands-on Senior Linux Administrator who can independently manage the complete Linux infrastructure lifecycle-from server provisioning and configuration through monitoring, troubleshooting, patching, security, migration, cloud integration, and eventual decommissioning.

For applications and inquiries, contact:View email address on us.fitly.work