Sr. Systems Administrator

Job description

About the Role

We are seeking an experienced Senior Linux System Administrator to join our team. In this role, you will be responsible for managing, maintaining, and optimizing our Linux infrastructure, with a strong emphasis on Red Hat Enterprise Linux environments. You will play a critical role in ensuring system reliability, security, and performance while collaborating with multiple stakeholders across the organization.

Key Responsibilities

Administer, configure, and maintain Red Hat Enterprise Linux (RHEL) systems across

the enterprise

Manage and maintain Red Hat Satellite infrastructure for system provisioning,

configuration management, and lifecycle management

Create and maintain scripts to automate the provisioning of new servers and automated patching.

Collaborate with cross-functional teams and prioritize multiple deliverables with different stakeholders effectively

Provide technical leadership and mentorship to junior team members

Develop and maintain comprehensive system documentation and standard operating procedures

Troubleshoot complex system issues and implement effective solutions

Participate in on-call rotation and respond to critical incidents as needed

Required Qualifications

(Must Have)

Strong Linux system administration experience, particularly with Red Hat Enterprise

Linux (RHEL)

Proven experience with Red Hat Satellite Administration (installation, configuration,

content management, and system provisioning)

Solid understanding of vulnerability management and patching processes

Excellent oral and written communication skills with the ability to convey technical

concepts to both technical and non-technical audiences

Exceptional ability to prioritize multiple deliverables and manage competing demands from different stakeholders

Experience with system monitoring, performance tuning, and capacity planning

Strong troubleshooting and problem-solving skills

Preferred Qualifications (Nice to Have)

Experience administering VMs in Microsoft Azure Cloud

AIX Unix Administration experience

Cisco ESX administration knowledge

Power PC Administration experience

Familiarity with Kubernetes container orchestration

DevOps practices and methodologies (CI/CD pipelines, infrastructure as code)

Relevant certifications (RHCSA, RHCE, Azure Administrator, etc.)