• Software Engineer Sr Advisor…

    General Dynamics Information Technology (Fairfax, VA)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** Software Engineer Sr Advisor Deliver simple solutions to complex ... Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Software...problems as a Software Engineer Sr Advisor at… more
    General Dynamics Information Technology (10/21/25)
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  • Sr . Software Engineer

    Leidos (Alexandria, VA)
    **Description** Leidos has an exciting opportunity for a Sr . Software Engineer ! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will ... perform software development lifecycle (SDLC) activities as both an individual...as both an individual and a member of our top -notch agile development team building a large complex enterprise… more
    Leidos (12/10/25)
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  • Senior Software Engineer

    ManTech (Alexandria, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Software Engineer ** to join our team in **Alexandria, VA** . As part of the position, ... you will act as a Software Engineer designing and implementing services and...**Clearance Requirements:** + Must possess a current and active TS /SCI **Physical Requirements:** + The person in this position… more
    ManTech (10/16/25)
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  • Software Engineer (lead) - level 4

    Northrop Grumman (Fairfax, VA)
    …(** _must have to be considered_ **)** + Requires an **active** DoD Top - Secret **( TS )** with Sensitive Compartmented Information **(SCI)** **clearance** **at ... your pioneering spirit to our collaborative teams. This _Software Engineer (lead)_ _- Level 4_ role at our **Fairfax,...off. This role will lead a small team of software developers to advance a new tool that simulates… more
    Northrop Grumman (11/19/25)
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  • Software Engineer - Level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …detailed below as well as the interview assessment._ + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ ** TS ... your pioneering spirit to our collaborative teams. This _Software Engineer - Level 3 or 4_ role will be... development experience + PhD with 1 year of software development experience + **Level 4** : ( Senior more
    Northrop Grumman (12/25/25)
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  • Integration and Test Software

    CACI International (Fairfax, VA)
    …to 25% Type of Travel: Continental US * * * CACI is currently looking for a Senior Integration and Test Software Engineer to join our team developing next ... Integration and Test Software Engineer Job Category: Engineering Time...Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of… more
    CACI International (12/17/25)
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  • Senior Software Engineer

    Amentum (Springfield, VA)
    …the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior Software Engineer ** to join our team of passionate individuals in ... the system as a whole. **Responsibilities:** As a GEODS Senior Software Engineer , you will...a clear and direct manner **Clearance Required:** * Active TS /SCI with the ability to gain and maintain a… more
    Amentum (12/05/25)
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  • Senior Software Engineer

    Cinteot (Fort Belvoir, VA)
    SENIOR SOFTWARE ENGINEER REQUIREMENTS: + Active TOP SECRET /SCI + Bachelor's Degree in Systems Engineering, Software Engineering, or Computer ... JAVA, XML, PHP Oracle, MS SQLServer, ColdFusion Server, CFML, CFScript IIS, Sencha Software tool, Python and Windows Server 2016R@ or higher. + Experience in writing… more
    Cinteot (11/05/25)
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  • Senior Software Engineer

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Senior ** ** Software Engineer ** to join our team! In this ... of features + Work within a team to develop software that supports Point of Entry sites worldwide +...system availability **What Required Skills You'll Bring:** + Active Top Secret /SCI clearance + 10+ years of… more
    Parsons Corporation (12/02/25)
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  • Senior Mechanical Engineer

    Johnson, Mirmiran, and Thompson Inc. (Quantico, VA)
    …the Top 500 Design Firms. Position summary: JMT is seeking a Top Secret Cleared Senior Mechanical Engineer in the Quantico, VA area for an exciting ... preparing mechanical load calculations. + Experience with computer-assisted design software such as Revit, and Sketch Up Nonessential Functions...as part of a team Required Experience + Active Top Secret US Government Security Clearance. +… more
    Johnson, Mirmiran, and Thompson Inc. (11/04/25)
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  • Security Engineer /Architect (Hybrid)

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …US Citizenship required. + 9+ years of experience as an ISSE or security-focused software / systems engineer with large multi-tiered programs and Bachelors in ... Enlighten, honored as a Top Workplace from USA Today, is a leader...solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.… more
    Huntington Ingalls Industries (12/12/25)
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  • Sr . Cloud Engineer ( TS

    SMX (Fort Belvoir, VA)
    Sr . Cloud Engineer (4792) ( TS /SCI) (Ft. Belvoir, VA)at SMX(View all jobs) (https://www.smxtech.com/careers/) Fort Belvoir, VA SMX is seeking a ** Sr . ... to Infrastructure-as-Code/Configuration-as-Code (IaC/CaC) and system documentation. + Ensure the software can be deployed successfully in all environments (eg, AC2SP… more
    SMX (11/05/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS /SCI clearance - with the ability to obtain and ... location. Our positions are required to be onsite. The Senior Computer Network Defense (CND) Engineer tests,...Security Clearance Requirements: + The position requires an active Top Secret /SCI clearance with the ability to… more
    V2X (12/12/25)
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  • Red Team Operator (Computer Exploitation…

    RedTrace Technologies Inc (Fort Belvoir, VA)
    …engineering and administration + BA or BS degree required + Current US Government Top Secret Clearance w/ SCI and a CI-Polygraph eligibility; applicants selected ... SECURITY CLEARANCE REQUIREMENT: TS , WITH SCI ELIGIBILITY POSITION REQUIRES US CITIZENSHIP...must be a US citizen and have an active Top - Secret Clearance with eligibility to obtain SCI… more
    RedTrace Technologies Inc (12/16/25)
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  • NCIS Network Engineer | Active TS

    General Dynamics Information Technology (Quantico, VA)
    Senior Network Engineer must have: + **Security Clearance Level:** Active Top Secret clearance with SCI Eligibility + **Required Experience:** 8+ years of ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (11/14/25)
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  • ServiceNow (SNOW) Technical Business Analyst…

    V2X (Springfield, VA)
    …location. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a ... and professionalism. We are hiring a ServiceNow Technical Business Analyst - active TS /SCI clearance to support our government customer based in our Springfield, VA… more
    V2X (11/21/25)
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  • Systems Engineer - Platform - active…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring for a Systems Engineer - Platform - active TS /SCI clearance for our Systems ... Team to support our government customer based in Springfield, VA. The Systems Engineer - Platform provides a combination of software and systems engineering… more
    V2X (12/12/25)
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  • Senior DevOps / Cloud Engineer

    KBR (Springfield, VA)
    Title: Senior DevOps / Cloud Engineer KBR is seeking a Senior DevOps/Cloud Engineer to support government customers in the Washington Metropolitan Area. ... The DevOps / Cloud Engineer provides software development and technical expertise...application to secure information systems. Security Clearance Requirements: Active TS /SCI (CI Poly) Belong, Connect and Grow at KBRAt… more
    KBR (11/25/25)
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  • Sr . Principal Air Vehicle System Test…

    Northrop Grumman (Fairfax, VA)
    …selected international or Guam location after the initial 24-month assignment. + Active DoD Top Secret clearance that is in-scope or currently enrolled in CE + ... reach-back/liaison support from Northrop Grumman Responsible Engineering/Development/Test Engineering teams. ** Sr . Principal System Test Engineer responsibilities include:**… more
    Northrop Grumman (11/16/25)
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  • Principal / Sr . Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr . Principal Cyber Systems Engineer level based out of McLean, ... may be filled at either a Principal Cyber Systems Engineer or Sr . Principal Cyber Systems ...training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer :** + A… more
    Northrop Grumman (11/21/25)
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