Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Linux System Administrator

Full-time

MANTECH

MANTECH seeks a motivated, career and customer-oriented  Linux   System Administrator to join our team in  Laurel, MD. 

You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization—the foundation of all Enterprise Information Technology (EIT) for MPO.

Responsibilities include but are not limited to:  

  • Configure and manage Linux operating systems. Installs/loads operating system software, troubleshoots maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. 
  • Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. 
  • Manage IT system infrastructure and any processes related to these systems. 
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc. 
  • Provide support for the dispatch system and hardware problems and will remain involved in the resolution process. 
  • Optimize system operations and resource utilization and perform system capacity analysis and planning. 
  • Analyze and resolve complex problems associated with server hardware, applications and software integration.

  Minimum Qualifications:

  • Bachelor’s degree in technical discipline from an accredited college or university.
  • 20 years’ experience as an Systems Administrator/Engineer in programs and contracts of similar scope, type and complexity is required.
  • Demonstrated experience in planning and leading Systems Administration/Engineering efforts is required.
  • Must be proficient with troubleshooting in a Linux Red Hat environment.
  • Experience with VMWare 
  • Demonstrated experience with modern automation/configuration tools such as Splunk or Ansible 
  • IAT I certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP) 

Preferred Qualifications:

  • Experience/familiarization with full lifecycle management of Linux systems, to include provisioning, configuration management and patching. 
  • Red Hat Certified System Administration Certification. 
  • Experience with NetAPP 

Clearance Requirements:

  • Must have a current/active Top Secret/SCI with Polygraph 

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 collaborate with other leaders/teams, use standard office automation equipment, and virtual communication. 

Vacancy posted 2 hours ago
Similar jobs that could be interesting for youBased on the Linux System Administrator in Laurel, MD vacancy
  • MANTECH is seeking a motivated, career-driven, and customer-focused Linux System Administrator to join our team in Laurel, MD. You will play a critical role in supporting the enterprise infrastructure capabilities for a global, mission-focused workforce. This position... 
    Suggested
    Full time
    Work at office

    MANTECH

    Laurel, MD
    1 day ago
  •  ...CYBERCORE TECHNOLOGIES TEAM.We are GROWING ! Bring your Technical Capabilities, Enthusiasm, and Team Focus.New Opportunity for a LINUX System Administrator - TS/SCI Poly.Job Responsibilities:Key Responsibilities: Seeking Linux Systems Administrator to join team in support of... 
    Suggested

    CyberCore Technologies

    Annapolis Junction, MD
    3 days ago
  • $116.35k - $210.33k

    Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software... 
    Suggested
    Full time
    Immediate start
    Relocation package
    Flexible hours

    Leidos

    Annapolis Junction, MD
    14 hours ago
  • $185k - $215k

     ...Senior Linux System Administrator Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network... 
    Suggested

    Peterson Technologies

    Annapolis Junction, MD
    3 days ago
  • $77.6k - $176k

    Linux System Administrator, SeniorThe Opportunity:Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance... 
    Suggested
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Annapolis Junction, MD
    3 days ago
  • $92.3k - $166.85k

     ...Intelligence Community customers as they address evolving national security challenges.About the OpportunityLeidos is seeking a Linux Systems Administrator - Quality Assurance to support Linux-based environments that enable mission-critical testing, validation, and operational... 
    Full time

    Leidos

    Laurel, MD
    3 days ago
  • ManTech is looking for a Linux Systems Administrator who will be responsible for maintaining and administering our servers and related computing environments including systems software, applications software, hardware, and configurations. This position plays a crucial role... 

    ManTech International

    Maryland, MD
    2 days ago
  • $119.5k - $275k

    Federal HPC Linux System Administrator, (Clearance required TS/SCI with Poly) On-Site, MarylandThis role has been designed as ‘’Onsite’ with an expectation that you will primarily work from an HPE partner/customer office.Who We Are:Hewlett Packard Enterprise is the global... 
    Full time
    Work experience placement
    Work at office

    Hewlett Packard Enterprise

    Annapolis Junction, MD
    3 days ago
  •  ...sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale Linux system including installation... 
    Full time
    Visa sponsorship
    Work visa

    GIGATEC Engineering

    Annapolis Junction, MD
    19 days ago
  •  ...to protect our country from threats. Job Description SYSTEMS ADMINISTRATOR SME Advance how our customers operate while you advance...  ...related experience with a ● Technical skills: Knowledge of Linux and Windows operating systems and command-line interface (... 

    General Dynamics Information Technology

    Annapolis Junction, MD
    more than 2 months ago
  •  ...solutions through proven and innovative methods is our vision. Job Description: Dobbs Defense Solutions is seeking a Linux System Administrator to provide technical support to the Fort George G. Meade. The role includes administering and securing RHEL systems in a... 
    Full time
    Local area

    Dobbs Defense Solutions, LLC

    Maryland, MD
    26 days ago
  • $185k - $200k

    Red Arch Solutions is hiring a System Administrator on a priority program in Annapolis Junction, MD. The System Administrator shall be responsible for providing support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-to-day operations... 
    Full time
    Contract work
    Work experience placement
    Local area

    Red Arch Solutions

    Annapolis Junction, MD
    a month ago
  • $120k - $240k

     ...work with matters. ________________________________________________________________________   Set of X is hiring for a Linux System Administrator to support our prime contract. Responsibilities: Work with current owners and administrators to understand existing... 
    Full time
    Contract work
    Work at office
    Flexible hours

    Set of X

    Annapolis Junction, MD
    29 days ago
  • $120k - $157.5k

     ...voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a System Administrator (SA) to join our Intel team. The SA will provide Linux systems administration and operational support for mission-critical environments, including... 
    Full time
    Contract work
    Work experience placement
    Flexible hours

    Belay Technologies

    Annapolis Junction, MD
    a month ago
  •  ...Job Description Job Description Linux System Administrator III Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community (IC) mission... 

    Omega Enterprise Solutions, LLC

    Annapolis Junction, MD
    23 days ago
  • $101k - $129k

     ...Job Description Job Description Systems Administrator, Bulk Data Transport Operations Make an Impact Where It Matters Most At Intelliforce...  ...partners. This is a strong fit for someone who enjoys Linux, operational support, and keeping high-availability systems... 
    For contractors
    Immediate start
    Worldwide
    Visa sponsorship

    Intelliforce-IT Solutions Group

    Annapolis Junction, MD
    26 days ago
  • ManTech International seeks a Sr. Linux/VMware System Administrator to support mission-critical federal and defense programs. In this role, you will design, administer, and optimize secure Red Hat/Linux and VMware environments, ensuring high availability, performance, and... 

    ManTech International

    Laurel, MD
    2 days ago
  • ManTech International seeks a Linux System Administrator to support critical national security missions. In this role, you will install, configure, secure, and maintain Linux servers supporting defense and intelligence customers. Responsibilities include system monitoring... 

    ManTech International

    Laurel, MD
    2 days ago
  • $10k

     ...Description: Columbia Technology Partners is seeking a skilled System Administrator to support and maintain mission-critical enterprise...  ...hands-on systems professional with expertise in Solaris and Linux administration, enterprise storage solutions, backup and recovery... 
    Temporary work
    For contractors
    Local area

    Columbia Technology Partners

    Annapolis Junction, MD
    a month ago
  • $115k - $130k

     ...Linux System Administrator Level 2 Location: Fort Meade, MD Employment Type : Full-Time Clearance: TS/SCI with Full Scope Polygraph Salary Range: $115,000 to $130,000 per year OTA is seeking System Administrators to provide support for implementation,... 
    Full time

    Ops Tech Alliance

    Maryland, MD
    more than 2 months ago
  •  ...safety and security. Make an impact by using your expertise to protect our country from threats. Job Description SYSTEMS ADMINISTRATOR SME – LINUX Grow your impact. Grow your career. At GDIT, you’re not just maintaining systems — you’re supporting a mission... 
    Long term contract
    Contract work
    Work from home
    Relocation package
    Flexible hours

    General Dynamics Information Technology

    Annapolis Junction, MD
    more than 2 months ago
  • $112k - $179k

    ResponsibilitiesPeraton is seeking a Linux Systems Administrator with an active TS or TS/SCI clearance to join our team supporting mission-critical operations. The ideal candidate will manage, maintain, and enhance secure Linux-based environments while ensuring uptime and... 
    Contract work
    Shift work

    Peraton Corporation

    Silver Spring, MD
    1 day ago
  • $165k - $196k

     ...performance infrastructure, and automating complex deployments at scale, you’re in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and build secure, data-driven applications that make a real difference. In this... 
    Hourly pay
    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    Nyla Technology Solutions

    Annapolis Junction, MD
    5 days ago
  • $80k - $128k

     ...management, operational, logistical, and administrative support to aid and advise DoS Cyber &...  ...cyber infrastructure comprising networks, systems, information, and mobile devices all while...  ...: Beltsville, MD.What you’ll do:Provide Linux and cyber tools administration and Tier... 
    Contract work
    Work experience placement
    Shift work

    Peraton Corporation

    Beltsville, MD
    4 days ago
  • $125k

     ...ECP is a leading provider of cybersecurity, software and systems engineering and IT services to the U.S. intelligence and defense...  ...and military services. Overview We are seeking Linux System Administrators to manage, maintain, and secure enterprise computing environments... 
    Work at office
    Flexible hours

    Synergy ECP

    Annapolis Junction, MD
    29 days ago
  • $190k - $200k

     ...resolution of problems. Provide support to IT systems including day-to-day operations,...  ...devices, etc. Configure and manage Linux, and possibly Windows operating systems,...  ...Experience Senior level Linux Systems Administration experience is required Experience with... 
    Full time
    Immediate start
    Remote work

    Shield Consulting Solutions

    Laurel, MD
    2 days ago
  •  ...Description Responsibilities ? Design, develop, test, and maintain Linux-based software capabilities supporting Computer Network...  ...environments. ? Work with low-level Linux functionality, operating system internals, networking, processes, memory, and system interfaces.... 

    Markesman Group

    Maryland, MD
    11 days ago
  • Shield Consulting Solutions, Inc. is seeking a highly experienced Linux systems engineer with active TS/SCI w/ Polygraph clearance for an on-site role in Laurel, MD. Responsibilities include deploying and securing Linux environments, supporting IT systems, and maintaining... 

    Shield Consulting Solutions

    Laurel, MD
    1 day ago
  • Shield Consulting Solutions is seeking a Senior Linux Systems Administrator in Laurel, MD to support Tier 1 and Tier 2 IT operations. You will manage Linux servers, patching, TLS updates, and certificate renewals while working with VMware virtualization and automation tools... 
    Full time

    Shield Consulting Solutions

    Laurel, MD
    1 day ago
  •  ...SYSTEMTEC is seeking a Linux Engineer for a on-site opportunity for candidates in Washington D.C. or Columbia SC. Candidate...  ...and infrastructure. The role will focus on RHEL administration automation system hardening modernization cloud integration troubleshooting... 
    Full time
    Temporary work

    SYSTEMTEC

    Maryland, MD
    8 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Linux System Administrator. Be the first to apply!