• ServiceNow ITOM Engineer

    CACI International (Chantilly, VA)
    ServiceNow ITOM Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... consistent, repeatable, high-quality experience for users across all Mission environments. The Engineer will work with the customer to define their CMDB &… more
    CACI International (11/25/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... total experience in a technical role such as security, networking, systems, or software development + Security certification such as OSEP, OSCP, CRTO, GXPN or… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Senior Network Engineer

    SAIC (Norfolk, VA)
    **Description** SAIC is seeking a talented **Senior Network Engineer ** to join our team in support of the Tactical Network (TACNET) program, providing critical ... System (ADNS) program. **ROLE OVERVIEW:** As a Senior Network Engineer , you will play a vital role in designing,...Experience working in a NCTAMS is highly desired. + Windows and Linux system administration skills. + Expertise in… more
    SAIC (11/22/25)
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  • CSfC Systems Engineer SME

    CACI International (VA)
    CSfC Systems Engineer SME Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... Type of Travel: Continental US * * * Seeking a Senior Systems Engineer to provide Subject Matter Expertise for Archon's Commercial Solutions for Classified (CSfC)… more
    CACI International (11/19/25)
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  • Staff Cybersecurity Analyst / Information Systems…

    Northrop Grumman (Fairfax, VA)
    …global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators ... of engineers, system administrators, and operators as a Principal Cyber Systems Engineer professional in Chantilly, VA. The successful candidate will be expected to… more
    Northrop Grumman (01/10/26)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …**Leidos** has a new and exciting opportunity for a **Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (01/09/26)
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  • Senior Information Systems Security…

    Amentum (Warrenton, VA)
    …**Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but are not limited to, the following: + ... System, Policy Auditor, Asset Baseline Monitor, and Virus Scan Enterprise) on Windows and Linux creating exceptions to allow essential processes to continue… more
    Amentum (01/09/26)
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  • Senior Engineer - DevOps / Infrastructure…

    RTX Corporation (Sterling, VA)
    …for a security clearance​ **Security Clearance:** Secret - Current **Senior Engineer - DevOps / Infrastructure** **(Onsite)** This position requires an active ... + Guide teams in designing, building, testing, and deploying changes to existing software . + Use troubleshooting skills to resolve issues with build chain or CI/CD… more
    RTX Corporation (01/08/26)
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  • Senior Systems Mission Engineer (Onsite)

    RTX Corporation (Dulles, VA)
    …more secure world. Raytheon is seeking a Raytheon is seeking a Systems Engineer for satellite mission engineering team (ME) position. The selected candidate will ... Create and/or implement a daily operations plan using complex software and hardware systems; apply command and control tasks...team environment + Experience and proficient use of both Windows and UNIX platforms + Experience with Perl, Python,… more
    RTX Corporation (12/09/25)
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  • Systems Engineer

    Cinteot (Herndon, VA)
    Systems Engineer Location - Herndon, VA Job Description: With our employees as our priority, we provide diverse career opportunities designed to propel development ... and integration of cross-functional solutions consisting of IT Hardware, COTS Software , and IT Architecture solutions. + Experience in performing system requirements… more
    Cinteot (11/06/25)
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