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Top Secret Linux System Administrator Jobs (NOW HIRING)

Apolis

Linux System Admin

Dahlgren, VA · On-site

TS or Interim TS (must be able to obtain/maintain Top Secret) Overview Seeking a Linux Systems Administrator (UNIX) to support a Research, Development, Testing & Engineering (RDT&E) environment. This ...

Peraton

Linux Systems Administrator

Gaithersburg, MD · On-site

They are seeking an experienced Linux System Administrator to implement and manage a centralized ... Active Top Secret Clearance. SCI eligibility may be required in the future. The position may ...

Cymertek

Linux System Administrator

Tysons, VA · On-site

Linux System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

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How much do top secret linux system administrator jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for top secret linux system administrator in the United States is $51.96, according to ZipRecruiter salary data. Most workers in this role earn between $41.11 and $62.50 per hour, depending on experience, location, and employer.

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For Top Secret Linux System Administrator jobs, the most frequently searched job titles are:

Infographic showing various Top Secret Linux System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $108,079 per year, or $52 per hour.

Linux System Administrator (Hybrid Work Schedule) with Security Clearance

Dahlgren, VA • On-site

TEKsystems c/o Allegis Group
IT Services • 1 - 5K employees
Learn more about TEKsystems c/o Allegis Groupexternal

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 29 days ago

Job description

Title: • Linux System Administrator Location:
• Dahlgren, Virginia Clearance Required:
• Top Secret Certification Required:
• Security+ or IAT Level II Top Skills Required:
• 4+ Years of Red Hat Enterprise Linux and Linux-based workstations
• System Administration
• Hardware experience with HP and Dell systems
• Top Secret Clearance and Sec+ or IAT Level II certification Work Schedule:
• Hybrid (3 days onsite / 2 days remote) Responsibilities
• Providing technical problem solving and in-depth consulting for system operations.
• Will work as part of a team responsible for administration and management of servers, end-user workstations, and potentially clustered systems operating in both unclassified and classified network environments.
• Analysis, design, and implementation of modifications to the system software in order to improve system performance, correct errors, or fulfill specific needs.
• Participate in planning new hardware acquisitions, developing operating policy, interacting with vendors, educating customers, and communicating and collaborating with other projects within the organization. • Work closely with scientists and engineers to help them use workstations and servers to solve their computationally intensive problems. • Support of individual user workstations and associated software will be required. • Linux Admin will provide support for application installation, licenses management, software tracking/distribution and backup/recovery of system configurations and user data files. Assist users in applying for accounts, and approving user access. • This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret)
• Because an active or interim DoD clearance is required, U.S. Citizenship is required o Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms.  If eligible, the benefits available for this temporary role may include the following:
 Medical, dental & vision
 Critical Illness, Accident, and Hospital
 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
 Life Insurance (Voluntary Life & AD&D for the employee and dependents)
 Short and long-term disability
 Health Spending Account (HSA)
 Transportation benefits
 Employee Assistance Program
 Time Off/Leave (PTO, Vacation or Sick Leave)
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About TEKsystems

Sourced by ZipRecruiter

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

Hanover, MD, US

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