• 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)
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  • 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)
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  • 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)
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  • 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)
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  • 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)
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  • 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)
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  • 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)
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  • Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    Systems Security Certified Practitioner (SSCP) or Cisco Certified Network Associate (CCNA)-Security. CompTIA Security+ CE Certification is the preferred ... candidates are expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or desktop such as Red Hat Enterprise … more
    General Dynamics Information Technology (09/16/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * **The Opportunity:** CACI is looking for a Senior Linux Engineer to support a newly established...our programs. **Responsibilities:** + Support Red Hat and Ubuntu Linux systems and related technologies. + Develop… more
    CACI International (10/09/25)
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  • 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)
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  • Linux Systems Engineer

    ENS Solutions (Springfield, VA)
    + Experience developing systems , products, and/or processes based on a total systems perspective. + Consults, plans, analyzes, designs, develops, tests, assures ... quality, configures, installs, implements, integrates, maintains, and manages systems . + Maintains a diverse set of skills across multiple technical disciplines with… more
    ENS Solutions (11/14/25)
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  • 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)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …WILL MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying patches, managing ... and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. +...(Bash, Ruby, Python, Perl, etc.) + General understanding of Linux internals (system calls, file systems , processes,… more
    General Dynamics Information Technology (10/25/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …IT Operations team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national security operations. This ... OpenShift). * Knowledge of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red… more
    CACI International (11/13/25)
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  • 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)
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  • 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)
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  • 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)
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  • 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)
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  • Network and Video Engineer (CISCO)…

    BAE Systems (Herndon, VA)
    …carrier class WAN, complex and diverse campus. This position will provide systems / network engineering support to the customer's mission partners. ... following: + Network Design: Designs and plans network communications systems , including LAN, WAN, and...Experience, & Skills** We are looking for an experienced Network and Video Engineer with a minimum… more
    BAE Systems (09/19/25)
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  • Network Engineer (SME)

    BAE Systems (Herndon, VA)
    …future and protect our freedom. We are seeking a Subject Matter Expert (SME) Level Network Engineer with a minimum of 16 years' of experience and a specialized ... solutions + Proven SME level experience as a CISCO Network Engineer with a focus on ...Access Controls (NAC), CISCO profiling ISE + Experience with Linux Operating Systems (OS) and Python scripting… more
    BAE Systems (11/07/25)
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