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Full Time Linux Server Jobs (NOW HIRING)

E*Pro, Inc.

Level 3 Linux Admin

New York, NY · On-site

Permanent Full Time Hands on experience with mass Linux server deployment in Virtualized environment Hands on experience with Server Hardening and Performance Tuning Strong experience with Shell ...

MBS

Solaris / Linux Systems Administrator

Columbia, MO · On-site

$50K - $60K/yr

You will administer enterprise server platforms, manage system provisioning, configuration ... full-time employees, which includes medical, dental, and vision plans, 401k with an annual ...

SAIC

Linux Systems Administrator

Pearl City, HI

$120K - $160K/yr

Sys Administrator Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum ... Administer all Linux servers (RHEL, CentOS, Ubuntu) across the enterprise. * Monitor health ...

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As of Aug 4, 2026, the average hourly pay for full time linux server in the United States is $47.31, according to ZipRecruiter salary data. Most workers in this role earn between $45.19 and $49.76 per hour, depending on experience, location, and employer.
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Linux Server Administrator

ManTech International

Quantico, VA • On-site

$128K - $214K/yr

Full-time

Medical, Life, Retirement, PTO

Posted 21 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 241 rated software companies

Job description

General information
Requisition #
R69220
Locations
USA-VA-Quantico
Posting Date
07/13/2026
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time
Description & Requirements
Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!
MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team in QUANTICO, VA.
This position supports mission-critical Department of War (DoW) IT infrastructure. The contractor will be responsible for the installation, configuration, maintenance, and security of Linux-based server environments on classified and unclassified networks to ensure the high availability and resilience of vital national security assets.
Responsibilities include but are not limited to:
  • Install, configure, and maintain Linux operating systems (including Red Hat Enterprise Linux and Ubuntu) across both physical and virtual (VMware) environments to optimize resource utilization and infrastructure stability.
  • Drive mission success by implementing DoD Security Technical Implementation Guides (STIGs), executing critical vulnerability patching (IAVAs/IAVBs), and maintaining strict compliance with Risk Management Framework (RMF) standards.
  • Ensure high availability of mission applications and storage solutions by monitoring server health and serve as Tier II/III technical support to rapidly diagnose and resolve complex hardware, software, and network configuration issues.
  • Develop and manage automation scripts (using Bash, Python, and Ansible) to streamline routine administrative tasks, deployments, audit reporting, driving operational velocity and accuracy.
  • Draft and maintain thorough Standard Operating Procedures (SOPs), detailed system architecture diagrams, and configuration management logs to uphold organizational transparency and compliance.

Minimum Qualifications:
  • Bachelor's degree in Computer Science, Information Systems, or a related technical discipline and a total of 7 years IT experience. A total of 10 years' experience without a degree.
  • Minimum of 3 years of progressive experience in enterprise-level Linux systems administration, preferably within a federal or DoD environment.
  • Meet IAT Level II baseline certification requirements (process active CompTIA Security+ CE, CCNA Security, or equivalent certification).
  • Must hold an active Linux OS certification (e.g., Red Hat Certified System Administrator (RHCSA), CompTIA Linux+, or equivalent).
  • Strong working knowledge of Active Directory integration, Identity Management, NFS, DNS, LDAP, and secure communication protocols (SSH, SCP).

Preferred Qualifications:
  • Direct operational experience utilizing Splunk, ACAS (Tenable Nessus), and Host Based Security System (HBSS).
  • Familiarity with modern infrastructure technologies, including Kubernetes, Docker, or AWS/Azure GovCloud environments.

Clearance Requirements:
Must have a current/active Top Secret / Sensitive Compartmented Information (TS/SCI) security clearance.
Physical Requirements:
The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, 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 careers@mantech.com and provide your name and contact information.

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