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

Senior Linux Administrator

$180k - $235k

Amentum

Job Title

Hanover, MD Top Secret/SCI Polygraph Career Level not specified $180,000 - $235,000

Job Description

Purpose and Impact: Our contract supports more than 12 efforts with varying levels of hardware and software development requirements. Our projects are focused on front end equipment configuration/maintenance, back-end repositories, front end dashboards, as well as everything in between for the full data processing thread. Our teams can range from one to two developers to a team of 12. All of our teams work right alongside our customer to discuss requirements, identify solutions, and choose the way forward for implementation. As part of an engineering office, our customer and our workforce look and plan for future expectations- continuously trying to stay ahead of the next challenge.

This position is for a team of three contractors that work directly with the customer to support multiple projects. The focus for this position is primarily security compliance to maintain and renew Authority to Operate (ATO) Status. This position will also ask the candidate to support projects on other needs as well: migration to new baselines, incorporating new technologies for the project application, and building/reporting for health and monitoring dashboards. Applications and baselines are operating predominantly in a virtualized architecture.

Work Schedule: Monday- Friday: Normal schedule. Specific start/end times can be determine by candidate and the team for best schedule needs.

Essential Responsibilities:

  • Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.
  • Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
  • Provides support for the escalation and communication of status to agency management and internal customers.
  • Provides support for the dispatch system and hardware problems and remains involved in the resolution process.
  • Configures and manages LINUX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance.
Minimum Requirements (Knowledge, Skills, and Abilities)
  • 9 years or more experience as a Linux Administrator
  • 9 years of experience of bash programming
  • 7 or more years of Perl/Python programming experience
  • 7 or more years of Linux (Redhat/Centos 5 or greater) experience
  • Knowledge of web technologies (html, xml, Java2E, etc_)
  • 3 or more years of experience with virtualization
  • 3 or more years of experience with Puppet 3 or greater
Clearance Required
  • TS/SCI with Poly
Minimum Education
  • Bachelors Degree in Computer Studies or related technical discipline from an accredited college or university is required.
Minimum Years of Experience
  • Nine (9) years of experience is required. Four additional years of experience are required if the candidate does not have a Bachelors degree in a technical field.
Preferred Qualifications
  • Kubernetes/docker/containerization
Other Responsibilities

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process.

Benefits Overview
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements.

Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Senior Linux Administrator in Hanover, MD vacancy
  • $92.3k - $166.85k

    Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our Intelligence Sector’s, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software,... 
    Senior
    Full time
    Immediate start
    Flexible hours

    Leidos

    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... 
    Senior
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Annapolis Junction, MD
    3 days ago
  •  ...Power3 is seeking a Principal Systems Administrator (Linux) in Laurel, MD to join our infrastructure team. You will manage Linux VMs across OpenStack, AWS, and VMware environments, emphasize VM security, and work with DevOps tools like Ansible and Rancher to keep clusters... 
    Senior

    Power3

    Laurel, MD
    1 day ago
  • Requires a minimum TS/SCI CI PolySenior Linux/Network AdministratorJob SummaryThe selected candidate will be responsible for performing daily system administration and O&M support activities in support of a complex network environment with geographically distributed systems... 
    Senior

    CyberCore Technologies

    Annapolis Junction, MD
    1 day ago
  •  ...CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements... 
    Senior

    CACI International

    Laurel, MD
    2 days ago
  • $100k

     ...posture of advanced technology systems? If so, we're looking for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the RF Engineering group to support Hardware‑in‑the‑Loop (HiL) facilities. In this role, you will apply Risk... 
    Senior
    Interim role

    Johns Hopkins Applied Physics Lab

    Laurel, MD
    22 hours ago
  • $79.6k - $176.3k

     ...Senior Red Hat Linux Administrator Category: Database Administration Main location: United States, Maryland, Baltimore Position ID: J0626-2687 Employment Type: Full Time U.S. - What we do matters ( By playing this video you consent to Google/YouTube... 
    Senior
    Full time
    Work at office
    Local area

    CGI Technologies and Solutions, Inc.

    Baltimore, MD
    1 day ago
  • Overview 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... 
    Senior
    Work at office

    MANTECH

    Laurel, MD
    2 days ago
  •  ...priority, and your future is our shared goal.______________________________________________________________________The Senior Linux System Administrator supports the implementation, maintenance, and troubleshooting of mission-critical IT systems and infrastructure. This... 
    Senior
    Local area

    Vibrint

    Hanover, MD
    4 days ago
  • $81.6k - $143.87k

     ...employees, so they can support our mission.The Work:As a Systems Administrator you will:Provide support for implementation, troubleshooting...  ...Transport Layer Security (TLS)• Windows 10/11 administration• Linux networking experience#RMSRM2026Clearance Level: TS/SCI w/Poly... 
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    Lockheed Martin

    Hanover, MD
    1 day ago
  • $98.9k - $148.3k

     ...seeking a Principal / Sr Principal Computer Systems Analyst (Linux Systems Administrator level 3 or 4) to support information system lifecycle...  ...systems (ServiceNow, JIRA, etc.)Raises issues that require senior level attention or involvement.Lifts and moves equipment up... 
    Full time
    Remote work
    Relocation
    Flexible hours
    Shift work
    Weekend work

    Northrop Grumman

    Linthicum, MD
    2 days ago
  • $130k - $270k

     ...have strong working knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration, Scripting in Bash and Programming in Python, and a background in Big Data solutions. The DevOps Engineer will be... 
    Senior
    Hourly pay
    Temporary work
    Work at office
    Work from home

    Captivation Software LLC

    Hanover, MD
    2 days ago
  • $151k - $170k

     ...*An active TS/SCI with Polygraph is required for this position **Position OverviewWe are seeking a highly experienced Senior Linux System Administrator / System Engineer to support a high-visibility mission environment within the Intelligence Community. This role requires... 
    Senior

    Red Arch Solutions

    Annapolis Junction, MD
    2 days ago
  • $145k - $165k

     ...Overview Senior Linux Systems Administrator LOCATION: Columbia, MD (Onsite) JOB STATUS: Full-time CLEARANCE: Active Top Secret / TS/SCI (Required) TRAVEL: Less than 10% SALARY RANGE: $145k - $165k Astrion has an exciting opportunity for a highly... 
    Senior
    Full time
    Monday to Friday

    ASTRION, INC.

    Columbia, MD
    2 days ago
  • $146k - $234k

     ...national security company based in Laurel, Maryland, is seeking a Senior Cloud & Distributed Systems Engineer. The role focuses on...  ...Hadoop and Accumulo. Candidates should have at least 7 years of Linux experience and strong scripting skills. This position offers competitive... 
    Senior

    Peraton

    Laurel, MD
    3 days ago
  • $103.8k - $218.1k

    Job Title: Senior System AdministratorJob Category: Information TechnologyTime Type: Full...  ...the IC.Responsibilities:As a System Administrator, you will:Build, configure, and deploy Docker...  ...obtain privileged system access.Desired:Linux administration (CentOS, RedHat).Docker... 
    Senior
    Contract work
    For contractors
    Work experience placement
    Flexible hours

    CACI International

    Hanover, MD
    1 day ago
  • $131.3k - $237.35k

    Leidos has a new and exciting opportunity for a Principal Linux Systems Administrator in our Intelligence Sector's, Cyber & Analytics Business Area...  ...The Principal Linux Systems Administrator will serve as a senior technical resource responsible for system configuration,... 
    Full time
    Immediate start
    Relocation package
    Flexible hours

    Leidos

    Annapolis Junction, MD
    3 days ago
  •  ...that powers unprecedented mission-critical analysis, scientific discovery, and scalable national security outcomes.As a Senior Linux System Administrator on this program, you will help deliver enhanced HPC capabilities across multi-vendor HPC servers, HPC clusters, and... 
    Senior
    Contract work
    Temporary work
    Local area
    Immediate start

    Vibrint

    Hanover, MD
    4 days ago
  • $153k - $181k

     ...design modern system architectures and automate complex Linux environments? If you love designing modern system architectures...  ..., you’re in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and transform complex... 
    Senior
    Hourly pay
    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    Nyla Technology Solutions

    Annapolis Junction, MD
    a month 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.... 
    Senior
    Hourly pay
    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    Nyla Technology Solutions

    Annapolis Junction, MD
    24 days ago
  • $130k - $150k

     ...SCI with Polygraph is required for this position **Description:Red Arch Solutions is seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team in Annapolis Junction, Maryland. The ideal candidate will have strong experience... 

    Red Arch Solutions

    Annapolis Junction, MD
    2 days 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... 

    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... 
    Full time
    Immediate start
    Relocation package
    Flexible hours

    Leidos

    Annapolis Junction, MD
    22 hours 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
  • $10k

     ...to a state-of-the-art technology lab. Learn more at Your Mission ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role, you will be responsible for... 
    Senior

    ClearEdge IT Solutions, LLC

    Linthicum, MD
    22 hours ago
  • $170k - $220k

     ...Description Summary The primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This...  ...network infrastructure. ~ Configure and manage RedHat Linux and Windows systems. ~ Support vulnerability... 
    Senior
    Permanent employment
    Contract work
    Work experience placement
    Local area

    A/V Services LLC

    Jessup, MD
    4 days ago
  •  ...Senior Linux Systems Administrator Our client needs a seasoned infrastructure expert to keep a large, mission-critical enclave running smoothly — think servers, virtual machines, managed switches, NAS, VLANs, and VPNs all working in concert. If you enjoy owning the... 

    The Maven Group Co

    Annapolis Junction, MD
    22 hours 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... 
    Visa sponsorship
    Work visa

    GIGATEC Engineering

    Annapolis Junction, MD
    22 hours ago
  • $117.2k - $206.77k

     ...experience as well as the resources of Lockheed Martin to keep the threats at bay.THE WORKIn this role you will:• Serve as the senior system administrator with extensive experience supporting Windows‑based desktops, laptops, and virtual server environments.• Manage and... 
    Senior
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    Lockheed Martin

    Hanover, MD
    4 days ago
  • General information Job Posting Title Windows / Linux System Administrator Date Thursday, April 16, 2026 City Annapolis Junction...  ...), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment.... 
    Minimum wage
    Full time
    Contract work
    Temporary work
    Work experience placement

    Maximus

    Annapolis Junction, MD
    1 day ago

Do you want to receive more vacancies?

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