• Senior Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Engineer** to join our team in **Chantilly, VA.** **Responsibilities include but are ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (09/30/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer** to join our team in **Chantilly, VA.** **Responsibilities include but ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (08/20/25)
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  • Senior SOC Analyst and Penetration Tester

    BAE Systems (Sterling, VA)
    **Job Description** BAE Systems is expanding our cybersecurity team to build and sustain a mission-focused solution for a restricted Intelligence Community customer. ... As our Senior SOC Analyst and Penetration Tester, you ll play...+ Perform offensive penetration testing on a variety of systems , including cloud environments (primarily AWS, but also Azure,… more
    BAE Systems (09/09/25)
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  • Senior Staff Software Engineer

    Leidos (Newport News, VA)
    …with an issue/problem tracking system (eg, Jira) + Proficiency with multiple operating systems (Mac OSX, Windows , Linux, etc.) + Interest and ability to ... Leidos' National Security Sector has current job opportunities for talented ** Senior Staff Software Engineers** . The successful candidate will work collaboratively… more
    Leidos (09/22/25)
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  • Senior Software Engineer

    Leidos (Charlottesville, VA)
    …with an issue/problem tracking system (eg, Jira). + Proficiency with multiple operating systems (Mac OSX, Windows , LINUX, etc.). + Proficiency with at least ... Leidos' National Security Sector has current job opportunities for talented ** Senior Software Engineers** . The successful candidate will work collaboratively with… more
    Leidos (09/22/25)
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  • Senior ServiceNow Developer

    BAE Systems (Sterling, VA)
    **Job Description** We are looking for a Senior level ServiceNow Developer to join our visible technical program driving the Model Based Systems Engineering ... applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise computing… more
    BAE Systems (09/09/25)
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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 ... applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise computing… more
    BAE Systems (09/09/25)
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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 - 3+ years'… more
    Amazon (09/09/25)
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  • Senior Systems Engineer - Enterprise…

    M. C. Dean (Vienna, VA)
    …includes secure cloud-hosted and on-premises environments. As part of the team, the ** Senior Systems Engineer** 's responsibilities will include (but will not be ... + **Producing detailed system design** , including network and systems infrastructure, application hosting, cloud services, and related components, integration… more
    M. C. Dean (08/30/25)
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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 ... position provides technical leadership for complex simulation and training systems including requirements analysis, system integration, verification and validation,… more
    SimIS Inc. (09/22/25)
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