Senior Linux System Administrator – Large-Scale Clusters

Ctrl + • Fort Meade, MD

4d • Onsite

About The Position

The Senior Linux System Administrator will keep a large-scale Linux cluster secure, fast, and reliable, supporting mission operations across compute, network, memory, and storage infrastructure. The position is based on-site in Fort Meade, Maryland, and requires applicants to live within commuting distance and already hold an active TS/SCI clearance with polygraph. The employer does not sponsor new clearances or upgrades.

The role covers installation and support of commercial, government, and open-source software; daily cluster operations, monitoring, and problem resolution; system security and network configuration; VMware ESXi virtualization; and automation using SaltStack and Ansible. Call-in operations may also be required.

Approximate compensation is $117.98–$130.27 per hour, with the employer’s 401(k) contribution additional. Actual hourly pay depends on qualifications, experience, and the selected compensation model. Models include Max Rate, With Bonus, and With Bonus and PTO; PTO and bonuses depend on the selected model and role eligibility.

Requirements

• 15 years of relevant experience with a bachelor’s degree in a technical discipline, or 20 years of relevant experience without a degree.
• Active TS/SCI clearance with polygraph; the applicant must currently hold the clearance.
• Security+ certification.
• Experience or skills with Linux command-line tools.
• Bash and Python scripting.
• Large-scale Linux cluster administration.
• Knowledge of compute, network, memory, and storage components.
• Experience with Red Hat Satellite, Splunk, VMware ESXi, SaltStack, Ansible, HPE OneView, and Nagios.
• Knowledge of security compliance policies.
• Experience with Docker.
• Ability to work in person at the Fort Meade, Maryland location and live within commuting distance.

Nice To Haves

• Kubernetes.
• Weka, Ceph, GPFS, or HDFS.
• Jira and Confluence.

Responsibilities

• Install and support COTS, GOTS, and open-source software.
• Perform day-to-day cluster operations, monitoring, and problem resolution.
• Maintain system security and configure network components.
• Manage VMware ESXi virtualization.
• Automate operations using SaltStack and Ansible.
• Support call-in operations as needed.

Benefits

• 10% employer 401(k) non-elective contribution.
• Employer-paid life insurance and short- and long-term disability insurance.
• Medical, dental, and vision coverage options.
• Employee Assistance Program.
• Professional development and certification reimbursement.
• Technology and ergonomic equipment reimbursement, subject to eligibility.
• Referral and retention bonus programs, subject to eligibility.
• Paid social and team events.
• Compensation model options that may include bonus and/or PTO, subject to model and role eligibility.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior