• Principal Cybersecurity Assessment Engineer

    The MITRE Corporation (Lexington Park, MD)
    …experience; or equivalent combination of related education and work experience. + Active Top Secret Security Clearance. + Experience with RMF, NIST SP-800 ... This requisition requires the candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired candidate to have or… more
    The MITRE Corporation (11/16/25)
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  • Software Engineer 25k Sign on Bonus

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Software Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... software to add new features. + Integrate existing software into new or modified systems or...be substituted for a bachelor's degree. + **Clearance Requirement: Top Secret /SCI with Polygraph** **Preferred Qualifications** +… more
    Leidos (10/24/25)
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  • Test Engineer

    CACI International (Annapolis Junction, MD)
    …and play a pivotal role in ensuring the quality and compliance of complex hardware/ software systems . Your expertise will drive the development and execution of ... interface characteristics that enable reliable, repeatable verification. Partnering with systems , software , and product teams, you will...+ Must be a US citizen with an active Top Secret /SCI DoD Security clearance with polygraph.… more
    CACI International (09/20/25)
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  • Software Engineer SME

    Leidos (Gaithersburg, MD)
    …of the Decision Advantage Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The ... + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able...a Polygraph.** **Primary Responsibilities:** + Serve as the lead software engineer and technical advisor for mission… more
    Leidos (10/05/25)
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  • System Engineer

    CACI International (Annapolis Junction, MD)
    … and play a pivotal role in shaping the future of complex hardware/ software systems . Your expertise will drive the design, development, and integration ... technical direction for the development and testing of complex hardware/ software systems and communicate with executive leadership...+ Must be a US citizen with an active Top Secret /SCI DoD Security clearance with polygraph.… more
    CACI International (09/20/25)
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  • Mid-Level Software Engineer

    Leidos (Gaithersburg, MD)
    …of the Decision Advantage Solutions Business Area, is currently seeking a Mid-Level Software Engineer for the Chinook Program. The Chinook Program delivers ... + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able...coding standards. + Experience architecting, developing, and delivering complex software systems into production. + Experience with… more
    Leidos (10/05/25)
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  • Senior Software Engineer - CTJ…

    Microsoft Corporation (Annapolis Junction, MD)
    …safeguard and enhance the resiliency of our cloud infrastructure. Come join us as a Senior Software Engineer : Come join us and make an impact as a **Senior ... Software Engineer ** -help shape the future of...The successful candidate must have an **active** US Government Top Secret Clearance with access to Sensitive… more
    Microsoft Corporation (10/30/25)
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  • Software Engineer , Principal

    Parsons Corporation (Annapolis Junction, MD)
    …defense, cyber operations, and government modernization efforts. We are looking for a ** Software Engineer ** to help design and develop our **core data platform ... or Azure (if using cloud infrastructure) **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for this… more
    Parsons Corporation (10/25/25)
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  • Software Engineer II - CTJ - Poly

    Microsoft Corporation (Elkridge, MD)
    …architecture, engineering infrastructure, and data platform development. We are currently looking for Software Engineer II to join the team **.** You will help ... closely with other engineering teams to ensure services and systems are highly stable, meet performance Service level agreements...The successful candidate must have an active US Government Top Secret Clearance with access to Sensitive… more
    Microsoft Corporation (10/10/25)
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  • Full Scope System Engineer

    General Dynamics Information Technology (Hanover, MD)
    …RQ208853 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... of related experience **US Citizenship Required:** Yes **Job Description:** FULL SCOPE SYSTEMS ENGINEER SR PRINCIPAL Advance how our customers operate while… more
    General Dynamics Information Technology (10/15/25)
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