Senior System Administrator - TS/SCI, Linux & Cloud

SECON-DELTA; Laurel (MD); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

401(k)

Bonus

Competitive salary

Dental insurance

Health insurance

Opportunity for advancement

Paid time off

Training & development

Tuition assistance

Vision insurance

Wellness resources

Job summary

SECON-DELTA is seeking an experienced System Administrator, Level II, in Glen Burnie, MD. The role requires an active TS/SCI clearance with full scope polygraph and Security+ certification.

You will manage Red Hat Linux VMs in AWS, ensure IAVA compliance, perform routine admin tasks, backups, and support DevOps teams in a DoD-focused environment. The ideal candidate has a strong Linux background, DoD regulatory knowledge, and the ability to deploy and maintain secure systems.

Qualifications

• Bachelor’s Degree in a technical discipline.
• 10 years of experience as a System Administrator in programs of similar scope, type and complexity (5 years may substitute for a degree).
• 3 years of direct System Administrator work with Linux command line (CentOS/RedHat/AWS).
• Knowledge of Federal, NSA, IC, and DoD Information Security regulations and policy.
• DoD 8570 compliance with Security+ certification.

Responsibilities

• Create and maintain RedHat Linux VMs in a cloud infrastructure (AWS).
• Apply security updates/patches and ensure IAVA compliance.
• Perform system administration tasks on VMs via command line.
• Back up systems and test backups regularly.
• Provide system admin support to developers and DevOps teams.
• Maintain data integrity and monitor system configuration.
• Troubleshoot OS, hardware, network, and software issues.
• Deploy applications and tools; assist with escalated tickets.
• Install and cable equipment.

Skills

Linux administration

Command line proficiency

Security clearance TS/SCI

Federal/DoD compliance knowledge

Education

Bachelor’s Degree in a technical discipline

Tools

RedHat/CentOS

Amazon AWS

DoD 8570 compliance

Security+

Networking (IPv4)

Job description

SECON-DELTA is seeking an experienced System Administrator, Level II, in Glen Burnie, MD. The role requires an active TS/SCI clearance with full scope polygraph and Security+ certification.

You will manage Red Hat Linux VMs in AWS, ensure IAVA compliance, perform routine admin tasks, backups, and support DevOps teams in a DoD-focused environment. The ideal candidate has a strong Linux background, DoD regulatory knowledge, and the ability to deploy and maintain secure systems.