• Senior System Administrator

    RTX Corporation (Springfield, VA)
    …security clearance. + Security+ DoD 8570 certification or higher. + 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 (11/15/25)
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  • Senior DevSecOps Engineer

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a Senior DevSecOps Engineer to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud ... suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise… more
    BAE Systems (10/31/25)
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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 (10/21/25)
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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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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …the verification of system performance. Responsibilities include: Systems Administration & Operations + Administer and troubleshoot Linux and Windows ... freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support...network engineers to support enterprise services while maintaining clear system administration scope. + Develop and maintain… more
    BAE Systems (10/08/25)
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  • Cybersecurity Systems Analyst…

    Amentum (Arlington, VA)
    …US Combatant Commands (USCENTCOM/USSOCOM) is desired. * Technical background with system administration experience, architecture and engineering preferred * ... perform assessments using the Security Content Automation Protocol tool. The Cybersecurity Systems Analyst will liaison with network and system administrators to… more
    Amentum (09/28/25)
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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' ... the forefront. Basic Qualifications - 8+ years of relevant systems engineering, or systems administration ...Engineering (SRE) or Enterprise Production experience in Windows / Linux or similar environments - 3+ years' experience operating… more
    Amazon (09/09/25)
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  • 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...be available based on position level and/or job specifics. ** Senior Network Engineer** **117838BR** EEO Career Site Equal Opportunity… more
    BAE Systems (10/31/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …with the Cloud / Amazon Web Services + Must be able to support System Administration /Privileged Access duties including an on-call rotation for a week ... **Description** Leidos is seeking a System Administrator for a technical development program supporting...of degree + Must be an expert in using Linux -based operating systems + Must have strong… more
    Leidos (10/10/25)
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  • Senior Field Engineer

    ManTech (Reston, VA)
    …relevant systems engineering, systems administration , and network administration experience + Strong Linux administration experience with Red Hat ... train technical support personnel to perform maintenance on those systems , and remotely support system troubleshooting and...Vault, Nomad or similar technologies + Experience with general systems administration enabling tools such as Jira,… more
    ManTech (09/13/25)
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