• Linux Systems and Network

    Nightwing (Sterling, VA)
    network tunnels. + **Firewall Rules and System Hardening:** Experience in hardening Linux systems and services, as well as writing firewall rulesets using ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Network Management Systems (NMS)…

    CACI International (Sterling, VA)
    Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... * **The Opportunity** : We are seeking an experienced Linux Engineer to join our team with...background in automation to join our dynamic team supporting Network Management Systems (NMS). The successful candidate… more
    CACI International (10/25/25)
    - Save Job - Related Jobs - Block Source
  • Systems Engineer ( Linux

    BAE Systems (Sterling, VA)
    …Other incentives may be available based on position level and/or job specifics. ** Systems Engineer ( Linux /Cloud) Expert** **117821BR** EEO Career Site Equal ... and protect our freedom We are looking for experienced Systems Engineer to join our technology-based program...(eg. Google Cloud, Azure, AWS) building out VPCs with Linux VMs, configuring them as network appliances… more
    BAE Systems (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Engineer

    BAE Systems (Sterling, VA)
    …incentives may be available based on position level and/or job specifics. **Senior Systems Engineer ( Linux /Cloud)** **117891BR** EEO Career Site Equal ... to improve our future and protect our freedom We are looking for experienced Systems Engineer to join our technology-based program supporting a key government… more
    BAE Systems (10/30/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems / Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, ... Responsibilities include: + Supporting a variety of networks and systems in a mission-critical enterprise environment. + Excel independently...day one. + KEY - Advance knowledge of RedHat Linux and RedHat OpenShift. + KEY - Expertise in… more
    SAIC (09/20/25)
    - Save Job - Related Jobs - Block Source
  • Field Engineer / Linux

    Huntington Ingalls Industries (Columbia, MD)
    …during the interview process. Job Description Enlighten is looking for a Field Engineer / Linux Systems Administrator to support operational systems ... project managers. + Have a broad understanding of software systems , along with backup and monitoring software, network...well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related… more
    Huntington Ingalls Industries (11/06/25)
    - Save Job - Related Jobs - Block Source
  • LINUX Engineer - Active Top Secret…

    General Dynamics Information Technology (Washington, DC)
    …Advance how our customers operate while you advance your career. Join GDIT as a Linux Engineer and you will build an impactful career in enterprise IT, ... like you. **MEANINGFUL WORK AND PERSONAL IMPACT** As a Linux Engineer , the work you'll do at...impactful to the customer's mission. . Maintain and manage Linux systems , including performing regular updates, backups,… more
    General Dynamics Information Technology (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Senior Platform Engineer / Linux

    RTX Corporation (Dulles, VA)
    …more secure world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer ** with well-rounded Linux Infrastructure Engineering expertise to join a ... **What You Will Do** + You will maintain existing systems through Linux -based tools and manage the...in the deployment of new system baselines (eg operating systems , software, network configurations, and data storage… more
    RTX Corporation (10/09/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... by CACI, Inc! We have an opening for a ** Linux Systems Administrator** with an active TS/SCI...responsible for resolving IT hardware and software infrastructure (servers, network , security, etc.) issues using systems analysis… more
    CACI International (10/29/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Laurel, MD)
    …**Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... include but are not limited to:** + Configure and manage Linux operating systems . Installs/loads operating system software, troubleshoots maintains… more
    ManTech (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …hardware and software in support of developing and testing of information technology systems + Experience with Linux administration + Experience using Ansible or ... **ManTech** seeks an experienced and passionate, career and customer-oriented ** Linux System Administrator** to join our team located in the Fort Meade, MD area.… more
    ManTech (10/16/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …MD area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability ... for new operating system rollout. + Configure host-based intrusion detection systems . + Monitor and troubleshoot/examine detected anomalies. + Developed automation… more
    ManTech (11/22/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …hardware and software in support of developing and testing of information technology systems . + Heavy Linux administration experience. + Experience using ... area. **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability… more
    ManTech (11/19/25)
    - Save Job - Related Jobs - Block Source
  • Network Engineer (Expert)

    BAE Systems (Sterling, VA)
    …incentives may be available based on position level and/or job specifics. ** Network Engineer (Expert)** **117827BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** BAE Systems , a top-ten prime contractor to the US...(eg. Google Cloud, Azure, AWS) building out VPCs with Linux VMs, configuring them as network appliances… more
    BAE Systems (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Senior Network Engineer

    BAE Systems (Sterling, VA)
    …) issues and software development. + Proven success working as a DEVOPs systems engineer and technical admin. + Agile Methodology and continuous improvement ... **Job Description** BAE Systems , a top-ten prime contractor to the US...available based on position level and/or job specifics. **Senior Network Engineer ** **117838BR** EEO Career Site Equal… more
    BAE Systems (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Software Engineer Embedded/ Network

    Cisco (Fulton, MD)
    …across the globe, including teams in Engineering like Common Hardware Group, Network Product Eng, Infrastructure & Security. You will be an essential contributor ... to the development of next-generation innovations in operating systems , firmware, networking stacks, and security infrastructure. Working on these teams, you will… more
    Cisco (11/20/25)
    - Save Job - Related Jobs - Block Source
  • Principal / Sr. Principal HPC Network

    Northrop Grumman (Annapolis Junction, MD)
    …looking for you to join our team as a High-Performance Computing ( **HPC** ) ** Network Engineer ** based out of **Annapolis Junction or Linthicum, MD** . As an ... **HPC Network Engineer ** at Northrop Grumman you will...Experience directing technical work of a small team of Linux Systems Administrators + Candidate must be… more
    Northrop Grumman (11/07/25)
    - Save Job - Related Jobs - Block Source
  • HPC Systems Engineer (Advanced…

    Johns Hopkins University (Baltimore, MD)
    …data intensive science needs of researchers at Johns Hopkins University. The Systems Engineer contributes to the strategic planning, design, testing, ... high performance parallel storage and methodologies. + Expert knowledge of Unix/ Linux systems administration, including all aspects of management, monitoring,… more
    Johns Hopkins University (11/04/25)
    - Save Job - Related Jobs - Block Source
  • 339 - Senior Network Engineer

    ARSIEM (Laurel, MD)
    …and operational tools + Knowledge of operating systems , including Windows and Linux , application behaviors, and network traffic analysis + Experience in a ... client you work with. ARSIEM is looking for a Network Engineer to support Cyber Security Defensive...understanding of the system; + Build and maintain complex Linux systems hardened to meet operational standards;… more
    ARSIEM (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Systems Engineer Senior

    Amentum (Washington, DC)
    We are searching for a Top Secret cleared Systems Engineer (Senior) to join our team in Washington, DC. You will be working in an organization that's mission is ... meet or exceed the needs of the mission. The Systems Engineer (Senior) is a part of...will provide direct support in the day-to-day operations on network hardware and operating systems including the… more
    Amentum (10/31/25)
    - Save Job - Related Jobs - Block Source