Senior Linux System Administrator
Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 26, 2026. ManTech scores A on the Alion truth index.
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MANTECH seeks a Senior Linux System Administrator to join our team in Ft. Meade, MD.
In this role, you will provide support for implementation, troubleshooting, and maintenance of IT systems, as well as manage IT system infrastructure and any processes related to these systems.
Responsibilities include, but are not limited to:
- Provide support for implementation, troubleshooting, and maintenance of IT systems.
- Manage IT system infrastructure and processes related to client/server/storage/network devices and mobile devices.
- Perform Tier 1 (Help Desk) and Tier 2 (Escalation) support: problem identification, diagnosis, and resolution.
- Optimize system operations and resource utilization; perform capacity analysis and system planning.
- Configure and manage Linux and Windows operating systems; install, load, and enhance OS software for improved reliability and performance.
- Troubleshoot and maintain system integrity and network components.
- Provide detailed analysis and feedback to management and internal customers on escalated issues.
- Support the design of system architectures and associated hardware.
Minimum Qualification
- Bachelor’s degree in a technical discipline; an additional 4 years of related experience might be substituted for a degree.
- 20+ years of related experience in systems administration or IT operations.
- Experience with Linux, including installation, configuration, troubleshooting, and maintenance.
Security Clearance Requirements:
- Active TS/SCI with Polygraph.
Physical Requirements:
- Must be able to remain in a stationary position 50% of the time.
- Constantly operates a computer and other office productivity machinery (e.g., calculator, copy machine, printer).
- Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
The projected compensation range for this position is $128,000.00-$214,400.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.