Systems Engineer – Linux Closed-Network Operations

Ctrl + • Annapolis Junction, MD

4d • Onsite

About The Position

The Systems Engineer will support and maintain a secure, closed, multi-site mission system. The role involves partnering directly with customer stakeholders across capabilities and operations teams to help mission teams rely on secure, compliant, and well-maintained infrastructure. The position is based on-site in Annapolis Junction, Maryland, and requires an active TS/SCI clearance with polygraph. Applicants must live within commuting distance; regular on-site attendance is required, though limited telework may be possible for some roles.

The engineer will administer Linux systems across multiple sites, automate operational and maintenance tasks, support basic network switch configuration and containerized services, ensure compliance with established security policies, and maintain clear technical documentation.

Requirements

• At least 7 years of relevant experience.
• Bachelor’s degree in Computer Science or a related discipline from an accredited college or university.
• Experience with Linux command-line tools and Linux system administration.
• Bash and Python automation scripting skills.
• Knowledge of security compliance requirements for government systems.
• Basic Cisco switch configuration skills.
• Experience with Docker, Podman, or containerd.
• Technical documentation skills.
• Must currently hold an active TS/SCI clearance with polygraph; the employer does not sponsor new clearances or upgrades.
• Must live within commuting distance of the listed work location and be able to work in person.

Nice To Haves

• Windows system administration.
• NetApp storage.
• vSphere/vCenter virtualization.
• Jira and Confluence.

Responsibilities

• Administer and maintain Linux systems across multiple sites.
• Automate operational and maintenance tasks using Bash and Python.
• Ensure systems meet established security compliance policies.
• Support basic network switch configuration.
• Support containerized services and tooling.
• Create and maintain clear technical documentation.

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 models may include bonus and/or paid time off, depending on the selected model and role eligibility.

What This Job Offers

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