• Senior Systems Engineer

    ManTech (Chantilly, VA)
    …perform Tier 3 operational maintenance on audit systems to include: system engineering, system administration , database management, backup ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Engineer** to join our...technologies. + Experience in all components of Windows and Linux system infrastructure. + Experience in Local… more
    ManTech (09/30/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    …& Project Support_ + Serve as the operational backup for the senior systems engineer. + Participate in infrastructure and system upgrade projects. + Be ... You'll Do:** Step into a hybrid role where classic system administration meets cutting-edge infrastructure engineering. You'll...lieu of degree. + 3-5 years of experience in systems administration or infrastructure engineering roles. +… more
    Leidos (08/15/25)
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  • Network Engineer Senior

    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...based on position level and/or job specifics. **Network Engineer Senior ** **116117BR** EEO Career Site Equal Opportunity Employer. Minorities… more
    BAE Systems (09/10/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    …experience with virtual infrastructure technologies, all components of Windows and Linux system infrastructure, Local Area Network/Wide Area Network ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer** to join...for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and… more
    ManTech (08/20/25)
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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, ... initiative, and experience supporting a mix of network and systems engineering and administration tasks. Key Responsibilities:...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration … more
    Infinity Systems Engineering (09/30/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …a security clearance. + Minimum Security+ DoD 8570 certification. + System administration across Linux systems . + Experience in the Intelligence ... create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the...its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data … more
    RTX Corporation (09/26/25)
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  • Senior System Administrator…

    Parsons Corporation (Centreville, VA)
    …what you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Senior Systems Administrator** to join our team! In this role you ... and maintains servers, creates monitoring reports and logs, and ensures functionality of systems . + Installs and administers Windows and Linux Servers. **What… more
    Parsons Corporation (09/11/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …cloud relevant data serialization languages such as JSON and YAML. + Proven strong system administration experience. + 5 years of experience with Linux ... software development would be an added advantage. + Industry recognized system administration certification **Additional Requirements** + BA/BS Degree is… more
    SAP (07/22/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a ... systems and training environments Experience Required: + Eight (8) years of systems administration experience with three (3) years in leadership roles +… more
    SimIS Inc. (09/22/25)
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  • Senior Network Systems Engineer

    Noblis (Chantilly, VA)
    Responsibilities As a Senior Systems Engineer, you will plan, design, and implement additions and changes to network hardware, infrastructure server ... administration and security + Cloud platforms (AWS GovCloud, SC2S, C2S) + Linux and Windows operating systems + Windows Active Directory + Network hardware… more
    Noblis (09/03/25)
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