• Senior Linux & Windows

    General Dynamics Information Technology (Fairfax, VA)
    …**Experience:** 5 + years of related experience **Job Description:** As a ** Senior ** ** Linux & Windows Systems Engineer** , you will support the Hosting ... for configuration. + Act as a Senior Systems Engineer to lead troubleshooting with Linux ...needed. **Required Skills** + Bachelor's degree and 5+years of Linux and Windows systems engineering… more
    General Dynamics Information Technology (01/10/26)
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  • Sr Citrix/ Windows Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …What you need: Experience: 8-10 years of hands-on experience as a Windows Systems Administrator/Engineer. Proven expertise managing Windows Workstations ... of related experience **US Citizenship Required:** Yes **Job Description:** Senior Citrix/ Windows Engineer We are seeking a...strong problem-solving skills and a passion for stable, secure systems , we want to hear from you. What you… more
    General Dynamics Information Technology (12/29/25)
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  • Senior Platform Engineer

    BAE Systems (Sterling, VA)
    …structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated ... **Job Description** At BAE Systems , we promote a strong, collaborative culture and...group environment + Work across infrastructure that contains both Linux and Windows + Communicate effectively with… more
    BAE Systems (12/20/25)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented ** Senior Systems Administrator** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... + Lead and supervise a team of system administrators ( Windows / Linux /VMWare) and IT support staff. + Design,...or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a… more
    ManTech (12/19/25)
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  • Senior DevSecOps Engineer

    BAE Systems (Sterling, VA)
    …structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated ... **Job Description** We are looking for a Senior DevSecOps Engineer to join our visible technical...for applications + Work across infrastructure that contains both Linux and Windows + Communicate effectively with… more
    BAE Systems (10/31/25)
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  • Senior ServiceNow Developer

    BAE Systems (Sterling, VA)
    …structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated ... **Job Description** We are looking for a Senior level ServiceNow Developer to join our visible...testing plans + Work across infrastructure that contains both Linux and Windows + Communicate effectively with… more
    BAE Systems (10/31/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    Senior Systems Cloud Administrator with strong experience in Microsoft Azure, Windows Server administration, and Linux systems within hybrid cloud ... Linux environments * Provide hands on support and diagnosis for Linux systems , including troubleshooting OS issues, performance problems, service failures,… more
    Insight Global (12/04/25)
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  • Senior Systems Engineer

    Syms Strategic Group, LLC (SSG) (Ashburn, VA)
    …of managing and maintaining large-scale production systems + Strong proficiency in Linux /Unix and Windows operating systems + Experience with system ... Syms Strategic Group (SSG) is seeking a talented Systems Engineer ( Senior ) Location: Remote Department: Veterans Affairs (VA) Type: Full Time Min. Experience:… more
    Syms Strategic Group, LLC (SSG) (01/07/26)
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  • Cyber Developer Senior - VR

    BAE Systems (Chantilly, VA)
    …Rust is preferred. Experience conducting VR for applications in Windows , Linux , MacOS, Android, iOS, and embedded IoT systems . **Pay Information** Full-Time ... **Job Description** This position is for a senior level, experienced vulnerability researcher that will identify,...and test for security weaknesses in software, hardware, and systems to understand how they can be exploited by… more
    BAE Systems (01/09/26)
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  • Senior Information Systems Security…

    Steampunk (Mclean, VA)
    **Overview** **Steampunk wants** you to be a ** Senior Information Systems Security Officer (ISSO)** on our team to support a government customer on site in ... assessment, and analysis + Specialized knowledge and experience with the operating system ( Windows and/or Linux ) and network (ie, Local Area Networks [LAN] and… more
    Steampunk (12/13/25)
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  • Senior Systems Engineer, AWS Managed…

    Amazon (Herndon, VA)
    …and efficiency to operate AWS Regions. Amazon is looking for highly motivated Senior Systems Engineers who can balance the day-to-day operations of AWS' ... into, operating, and improving some of the largest software systems humanity has ever built? Do the challenges that...Site Reliability Engineering (SRE) or Enterprise Production experience in Windows / Linux or similar environments -… more
    Amazon (12/09/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    …or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator** to join our team in **Chantilly, VA.** **Responsibilities include… more
    ManTech (12/03/25)
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  • Senior Network Engineer

    BAE Systems (Sterling, VA)
    …Networking (SD-WAN) and Firepower Threat Defense (FTD), as well as managing Windows / Linux servers, LiveAction, VMware, and security hardware and software. The ... **Job Description** BAE Systems , a top ten prime contractor to the...be available based on position level and/or job specifics. ** Senior Network Engineer** **119335BR** EEO Career Site Equal Opportunity… more
    BAE Systems (12/12/25)
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  • Senior Embedded Software Engineer

    Leonardo DRS, Inc. (Frederick, MD)
    …background in software development using C/C++ and Python on Linux operating systems (with some experience on Windows as well). Solid understanding of ... **Job ID: 112855** The Leonardo DRS Airborne and Intelligence Systems business is a global leader and strategic partner committed to delivering world-class, full… more
    Leonardo DRS, Inc. (12/04/25)
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  • Database Administrator ( Senior )

    BAE Systems (Sterling, VA)
    …MySQL) + Database tools such as SQL Developer, TOAD, DBArtisan + Solaris, Linux , Windows environments **Preferred Education, Experience, & Skills** + Experience ... **Job Description** BAE Systems , a top-ten prime contractor to the US...based on position level and/or job specifics. **Database Administrator ( Senior )** **117843BR** EEO Career Site Equal Opportunity Employer. Minorities… more
    BAE Systems (10/29/25)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems , Linux ,Microsoft Windows ,Operating Systems (OS),Software ... will provide hands-on administration and operational support for Windows and Linux environments across both enterprise and fielded systems . This role… more
    General Dynamics Information Technology (12/18/25)
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  • Senior DevOps Engineer

    TheIncLab (Mclean, VA)
    …tuning, and cost optimization initiatives. System Operations + Administer Linux (Ubuntu/Debian) and Windows -based infrastructure. + Manage self-hosted ... Should You Choose to Accept We're looking for a Senior DevOps Engineer who is passionate about automation, operational...infrastructure using Terraform and/or Ansible. + Solid knowledge of Linux system administration. + Strong skills in Windows more
    TheIncLab (11/21/25)
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  • Cyber Technical Operator, Senior

    CACI International (Chantilly, VA)
    …experience working with client partners and stakeholders + Demonstrated experience with both Windows and Linux operating systems + Experience with computer ... Cyber Technical Operator, Senior Job Category: Engineering Time Type: Full time...as TCPDump, Wireshark, SS, Netstat, Zabbix + Experience troubleshooting Linux and open source based application systems more
    CACI International (01/09/26)
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  • Senior Infrastructure Engineer - Secret…

    General Dynamics Information Technology (Chantilly, VA)
    …**a** ** Senior ** **Infras** **t** **ructure Engineer** **to** **Defense Information Systems Agency (DISA) Global Video Services (GVS) business area to enable the ... + Identity and directory services integration and troubleshooting + Windows / Linux OS hardening/patching/administration/configuration/automation per DISA STIG Guidelines.… more
    General Dynamics Information Technology (12/14/25)
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  • Senior Software Engineer - Training System…

    RTX Corporation (Sterling, VA)
    …Prefer:** + Excellent written and oral communication skills + Familiarity with Linux and Windows development environments + Candidate exhibits leader-like ... are eligible for a security clearance​ **Security Clearance:** Secret - Current ** Senior Software Engineer** **- Training System Software (Onsite)** We are currently… more
    RTX Corporation (12/16/25)
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