• Classified Area System

    Leidos (Huntsville, AL)
    …experience in a classified Collateral environment / SAP / SCI. + System Administrator experience in a similarly sized organization. + Understanding of ... Office reporting through the Digital Modernization sector, is seeking an early career ** System Administrator ** to join our team. In this role, you'll play… more
    Leidos (11/06/25)
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  • Intermediate Classified Systems

    The MITRE Corporation (Bedford, MA)
    …MITRE's Classified Enterprise Infrastructure is looking for a Junior Systems Administrator . A successful candidate will be delivering timely, effective, ... while maintaining professionalism in a high-stakes environment. + Experience with classified IT systems , including secure networks (eg, SIPRNet, JWICS),… more
    The MITRE Corporation (11/01/25)
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  • Mid-Level Classified Linux System

    The Boeing Company (Berkeley, MO)
    …United States (US) Infrastructure Operations Organization is currently seeking a **Mid-Level Classified Linux System Administrator ** to join the team ... Ensures systems conform to architectural objectives + Evaluates complex system 's production readiness and supportability + Performs the restoration of complex… more
    The Boeing Company (01/07/26)
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  • Sr Contracts Administrator

    BAE Systems (Nashua, NH)
    …be available based on position level and/or job specifics. **Sr Contracts Administrator ( Classified Programs)** **119529BR** EEO Career Site Equal Opportunity ... you want to be a part of? Come build your career with BAE Systems . Electronic Combat Solutions (ECS) has technology, engineering and program teams that educate and… more
    BAE Systems (12/19/25)
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  • Systems Administrator Level 2/3…

    Northrop Grumman (Oak Harbor, WA)
    …Program in Whidbey Island WA. **Essential Functions:** + Perform as a Windows\VMware System Administrator for a classified government contract. + Perform ... Grumman Aeronautical Systems is seeking a well-qualified Systems Administrator to join its dynamic team...as a Linux\Redhat System Administrator for a classified government contract. +… more
    Northrop Grumman (12/17/25)
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  • Windows Systems Administrator

    Northrop Grumman (Redondo Beach, CA)
    …include but not be limited to the following: + Perform as primary Windows Systems Administrator for a large, classified government contract. + Communicate ... your career. Northrop Grumman is seeking a well-qualified **Windows Systems Administrator ** to join its dynamic team...requirements for solutions to problems by means of automated systems . + Recommend and implement system enhancements… more
    Northrop Grumman (01/07/26)
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  • Principal System Administrator

    BAE Systems (Nashua, NH)
    …is seeking a highly trained and motivated Principal Closed Area Systems Administrator to lead and manage classified IT infrastructure operations in support ... equipment (up to 40lbs) and work within controlled environments. **_In this Principal System Administrator position you will make impats in the following ways_**… more
    BAE Systems (12/19/25)
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  • Systems Administrator / Top

    Lockheed Martin (Arlington, VA)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... scientific disciplines\. What You Will Be Doing: As the Systems Administrator you will be responsible for...mandates and mitigate residual risk\. *Perform day to day system health monitoring, troubleshooting, patch management, and anti virus… more
    Lockheed Martin (10/22/25)
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  • Linux/Windows Systems Administrator

    Lockheed Martin (King Of Prussia, PA)
    …the boundaries of technology to help our customers achieve their missions\. The Work: As a Systems Administrator on the ECIW team, you will: \- Work in an agile ... required within 6 months of start\) * CompTIA Linux\+ or Red Hat Certified Systems Administrator Certification * Ability to provide in\-depth monitoring, able to… more
    Lockheed Martin (12/11/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …incentives may be available based on position level and/or job specifics. ** System Administrator ** **119453BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** BAE Systems is seeking an on-siteSystem Administratorto support our...a prime contractor on a high-profile US Navy weapon system .Accuracy, integrity, subject matter expertise, and the ability to… more
    BAE Systems (12/23/25)
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  • Senior DevOps/ Systems Administrator

    ICF (Huntsville, AL)
    …who will be a key driver to make this happen. We are seeking a skilled ** Systems Administrator ** to support daily operations of IT systems for a government ... program, ensuring stability, security, and compliance across infrastructure components. The Systems Administrator will be responsible for maintaining servers,… more
    ICF (01/07/26)
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  • PDM/PLM Application Administrator

    RTX Corporation (Plano, TX)
    …a security clearance​ **Security Clearance:** Top Secret - Current **Application System Administrator (PDM/PLM - Windchill) - Active TS Clearance required** ... Technologist (Principal Specialist). This candidate will be a Windchill Application Administrator for a product data/lifecycle management system (PDM/PLM). The… more
    RTX Corporation (11/24/25)
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  • NATO AGS Principal System

    Northrop Grumman (San Diego, CA)
    …frequent travel to Sigonella, Italy. **Essential Functions:** + Perform as a Windows\VMware System Administrator for a classified government contract. + ... Aeronautics Systems Sector is seeking a well-qualified Systems Administrator to join its dynamic team...Perform as a Linux\RedHat System Administrator for a classified government contract. +… more
    Northrop Grumman (01/07/26)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Patuxent River, MD)
    … integration, sustainment, and ground/flight test support. + Perform as a Windows\VMware System Administrator for a classified government contract. + Perform ... has an exciting career opportunity for a **Principal/Sr. Principal Systems Administrator ** to join the Ground Segment...as a Linux\Redhat System Administrator for a classified government contract. +… more
    Northrop Grumman (12/12/25)
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  • Linux / AWS Systems Administrator

    Northrop Grumman (Morrisville, NC)
    …Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. The ... Administrator within an AWS cloud environment for a classified government contract, applying extensive technical expertise and full...network storage systems . + Red Hat Certified System Administrator (RHCSA) for the current version.… more
    Northrop Grumman (11/15/25)
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  • Flight Simulation / System

    Lockheed Martin (Nellis Air Force Base, NV)
    …and maintaining vigilance to protect sensitive systems and data across classified enclaves\. * Experience with Linux system administration and Linux Red ... the world\. **THE WORK** Lockheed Martin is seeking a Systems Administrator to support Modeling, Simulation, and...system design or architecture of new and current systems \. * Experience with Agile software development practices\. *… more
    Lockheed Martin (12/06/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator , Windows Location HI - Kaua'i Job Code 13575 # of openings 1 Apply Now ... of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range Network. The position will...environment. This role requires deep technical expertise in Microsoft systems , leadership in secure system administration, and… more
    Alaka'ina Foundation Family of Companies (12/15/25)
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  • Systems Administrator - MAJESTIC

    Huntington Ingalls Industries (Bremerton, WA)
    …several people for these roles at various levels with salary ranges outlined here: + Systems Administrator 1: $55,800 - $80,000 + Systems Administrator ... 2: $68,872 - $100,000 + Systems Administrator 3: $84,160 - $125,000 + Systems ...with network administrators. + Duties may include setting up administrator and service accounts, maintaining system documentation,… more
    Huntington Ingalls Industries (12/20/25)
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  • Senior System Administrator

    The Boeing Company (El Segundo, CA)
    …future with us. **The Boeing Company** is currently seeking a high performing **Senior** ** System Administrator ** to join our team in **El Segundo, CA** . The ... System Administrator will be a part of...the design, validation and configuration management of computing delivery systems + Administers user's system access and… more
    The Boeing Company (01/09/26)
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  • Linux/Unix Systems Administrator

    BAE Systems (Kula, HI)
    **Job Description** BAE Systems is seeking a full-time System Administrator to join our team supporting the Ground-Based Electro-Optical Deep Space ... Surveillance (GEODSS) System on Haleakal Summit in Maui, Hawaii. The team...available based on position level and/or job specifics. **Linux/Unix Systems Administrator ** **119388BR** EEO Career Site Equal… more
    BAE Systems (12/13/25)
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