• Senior Specialist, Project Engineer

    L3Harris (Greenville, TX)
    …experience. + Active DoD Secret Security Clearance with ability to obtain Top Secret Preferred Additional Skills: + Military Commercial Derivative Aircraft + ... land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Project Engineer Job Code: 31064 Job Location: Greenville, Texas… more
    L3Harris (11/21/25)
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  • Network Engineer III

    William C Brown Inc (Springfield, VA)
    …Degree Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is currently ... Network Engineer III EOE Statement We are an equal...standards and evaluates, consults and makes technology recommendations to senior management. This position requires experience in complex telecommunications… more
    William C Brown Inc (12/01/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …Collins Aerospace** Collins Aerospace is looking for a talented ** Senior Systems Engineer ** **with an active TS /SCI clearance** to work onsite in Richardson, ... spanning the product lifecycle, including customer engagement, requirements definition, software /hardware development & integration, as system test & validation as… more
    RTX Corporation (12/03/25)
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  • Electrical Design and Analysis Engineer

    The Boeing Company (Albuquerque, NM)
    …which the US Government requires US Citizenship. An interim and/or final US Top Secret Clearance Post-Start is required. **Visa Sponsorship** Employer will not ... are seeking a highly skilled **Electrical Design and Analysis Engineer (Lead or Senior )** to join our...with aerospace standards and regulations + Utilize Xpedition/Mentor Graphics software to produce detailed schematics and layouts + Conduct… more
    The Boeing Company (12/20/25)
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  • Senior Systems Engineer

    ManTech (Crane, IN)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Engineer (PNT)** to join our team in **Crane, IN.** This is a 100% on-site position. ... efforts **Clearance Requirements:** + US Citizen and possess an active current Top - Secret clearance, with ability to obtain SCI eligibility **Physical… more
    ManTech (12/11/25)
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  • Senior Systems Engineer

    Leidos (Gaithersburg, MD)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... Solutions Business Area, is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected candidate… more
    Leidos (11/22/25)
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  • Senior Systems Engineer (Onsite)

    RTX Corporation (Tucson, AZ)
    …+ Strong verbal and written communication skills + Strong presentation skills + Existing Top - Secret Clearance **What We Offer** + Our values drive our actions, ... as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (11/22/25)
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  • Network Engineer Senior

    General Dynamics Information Technology (Washington, DC)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure ... years of related experience **US Citizenship Required:** Yes **Job Description:** NETWORK ENGINEER SR PRINCIPAL Transform technology into opportunity as a Network … more
    General Dynamics Information Technology (11/25/25)
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  • Senior Principal Engineer

    RTX Corporation (Tucson, AZ)
    …life cycle + Experience in solutions meeting robust SSE systems security requirements + DoD Top Secret clearance with current SSBI within last 5 years desired + ... create a safer, more secure world. **Job Summary** Raytheon is seeking a ** Senior Principal Systems Security Engineer (Program Protection / Anti-Tamper)- P5** to… more
    RTX Corporation (12/16/25)
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  • Senior Service Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …screenings: + The successful candidate **must have an active** US Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) ... **Overview** Microsoft has an exciting opportunity for a Senior Service Engineer to join the...or related field AND 3+ years technical experience in software engineering, network engineering, service engineering, systems engineering, or… more
    Microsoft Corporation (12/11/25)
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