• Systems Engineer , Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Systems Engineer , Senior** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Arlington **Position ID:** J0925-0627 ... **Employment Type:** Full Time **Position Description:** *Government Security Clearance Required: TS /SCI required with the ability to obtain a TS /SCI with… more
    CGI Technologies and Solutions, Inc. (12/30/25)
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  • Senior Software Engineer CTJ Poly

    Microsoft Corporation (Reston, VA)
    …security screenings: + The successful candidate must have an active US Government Top Secret Clearance with access to Sensitive Compartmented Information ... **Overview** Microsoft has an exciting opportunity for a Senior Software Engineer on the Sovereign Cloud Security Team. This team will be responsible for… more
    Microsoft Corporation (01/11/26)
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  • Adversary Emulation Engineer

    The MITRE Corporation (Mclean, VA)
    …who are eligible for security clearances. + Must be US citizen in order to obtain a Top Secret clearance within one year of hire. + This position requires a ... Systems? Do you enjoy studying adversary behavior and developing software to emulate it? Do you have an interest...research, work, or funding proposals/statements of work. + Active Top Secret Clearance . This requisition… more
    The MITRE Corporation (01/19/26)
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  • Sr. Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …cycle. + Experience writing software design documentation. **Preferred Qualifications:** + Active Top Secret / SCI security clearance with poly. + ... Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting...mission. **Basic Qualifications:** + Active Secret security clearance required. Active Secret clearance more
    Northrop Grumman (01/20/26)
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  • Staff Engineer - Software

    TheIncLab (Mclean, VA)
    …+ Applicants must be a US Citizen and willing and eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing clearance ... can meet purpose as well. We are looking for a Staff Engineer to join our Software Engineering team. This is a senior technical leadership role responsible for… more
    TheIncLab (12/09/25)
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  • AWS Engineer

    Koniag Government Services (Vienna, VA)
    …efficient solutions to support existing IT application software on Unclassified, Secret and Top Secret enclaves. **Essential Functions, Responsibilities ... a Koniag Government Services company, is seeking an AWS Engineer with a TS /SCI security clearance...Family** ** Software and Systems Development** **Job Function** ** Software QA Engineer ** **Pay Type** **Salary** **Hiring… more
    Koniag Government Services (12/10/25)
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  • Digital Signal Processing Engineer - Mid…

    Parsons Corporation (Chantilly, VA)
    …signal localization challenges + An active TS /SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security ... Corporation, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (01/20/26)
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  • Reverse Engineer

    Noblis (Chantilly, VA)
    …for rapid deployment + Support systems integration for operations Required Qualifications + Active Top Secret ( TS ) clearance with eligibility for ... Responsibilities As a Reverse Engineer , you will research, develop, and execute specialized...for mission-critical operations. The scope of this effort involves software engineering and development at both the user and… more
    Noblis (12/18/25)
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  • Senior Software Engineer

    TheIncLab (Mclean, VA)
    …Applicants must be a US Citizen and willing and eligible to obtain a US Security Clearance at Top - Secret level. Existing clearance is preferred. Benefits ... Your Mission, Should You Choose to Accept We are looking for a Senior Software Engineer to join our Research & Product Innovation team. In this role, you will… more
    TheIncLab (01/14/26)
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  • Software Engineer

    ManTech (Norfolk, VA)
    …Active Secret Security Clearance with the ability to obtain and maintain Top Secret / SCI security clearance **Physical Requirements:** + Must be able ... **MANTECH** seeks a motivated, career and customer-oriented ** Software Engineer (JBUS/JSAF)** to join our team in **Norfolk, VA.** This is an **onsite**… more
    ManTech (01/09/26)
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