• MCL Systems Limited (Manassas, VA)
    …system, database infrastructure. Our infrastructure is a multi-site network cluster of Windows , Linux servers, SQL Server databases, and other supporting network ... System, Network, and Database Administrator Our Company MCL Systems Limited ( MCL ), is a Software... Center (SCCM, SCVMM, SCOM) - PowerShell Programming - Windows Servers, Virtual Desktops Linux servers, Microsoft… more
    job goal (12/12/25)
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  • 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 (12/14/25)
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  • Senior Linux Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Enterprise Linux (RHEL), Systems ... expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or...Strong understanding of DNS, DHCP and LDAP in a Windows or Linux environment + Operating system… more
    General Dynamics Information Technology (12/14/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... Microsoft Windows Server platforms, but there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level… more
    V2X (11/15/25)
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  • Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …as well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA ... a range of IT services, including help desk, deskside support, Windows workstation engineering and maintenance, managed print services, ITSM, Active Directory… more
    Leidos (12/12/25)
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  • Senior Cloud Systems Administrator

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated… more
    BAE Systems (12/09/25)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    …school diploma or GED equivalent + 5+ years of relevant experience. + Experience with Windows and Linux operating systems + DOD IAT Level II Certification ... **Req ID:** 38512 **Summary** ** Senior Systems Administrator** **Arlington, VA** Are...**Knowledge, Skills, and Abilities:** + Proven experience with both Windows and Linux operating systems ,… more
    Chenega Corporation (12/10/25)
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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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  • Systems Engineer - Senior

    Noblis (Chantilly, VA)
    …(AWS GovCloud, SC2S, C2S) implementation with security controls for classified workloads + Linux and Windows operating systems with security hardening for ... Responsibilities As a Senior Systems Engineer , you will provide leadership in planning, designing, and implementing sophisticated additions and changes to… more
    Noblis (11/20/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …Management (SIEM) products, vulnerability scanning tools as deployed within hosted Information Systems . Responsibilities + The Senior CND Engineer develops and ... with integrity, respect, responsibility, and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance -… more
    V2X (12/12/25)
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  • Senior Systems Administrator

    TekSynap (Fort Belvoir, VA)
    …Perform system administration functions on standalone Windows (10,11) and Redhat Linux based operating systems and applications. + Develop IT operating ... and baseline configuration guides. + Manage and secure VMWARE virtual images Linux and Windows based systems utilizing STIGs and industry standard practices.… more
    TekSynap (12/13/25)
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  • Mid- Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …+ Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, ... with us! Job Summary: We are seeking a skilled Systems Administrator/Network Engineer to join our mission-driven team. This...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration + Active… more
    Infinity Systems Engineering (12/03/25)
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  • Senior Security Engineer

    Leidos (Arlington, VA)
    …installations, upgrades, maintenance, security analysis and network performance and tuning of Windows and Linux servers in a virtual infrastructure + Define ... **Description** Leidos has an immediate need for a Senior Security Engineer for a new customer on...experience. + Experience installing, configuring, securing, and troubleshooting Microsoft Windows Server and Red Hat Enterprise Linux more
    Leidos (12/12/25)
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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 System Cloud Administrator

    Insight Global (Herndon, VA)
    Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... scripting. You will be responsible for maintaining, optimizing, and securing our Linux -based systems and services, ensuring high availability and performance… more
    Insight Global (12/04/25)
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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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  • 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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