• Principal / Sr. Principal Embedded Operating…

    Northrop Grumman (Linthicum Heights, MD)
    …Ability to obtain and maintain a DoD Top Secret clearance with SCI **Preferred Qualifications:** + Active TS / SCI security clearance + Experience with ... cutting edge space products and systems. The Operating Systems Software Developer will be working on and...required + Ability to obtain and maintain a DoD Top Secret clearance with SCI more
    Northrop Grumman (12/13/25)
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  • Associate CNO Software Developer

    ManTech (Hanover, MD)
    **MANTECH** seeks a highly experienced and mission-focused **Associate CNO Software Developer ** to join our CNO team in **Hanover, MD.** As an Associate CNO ... Software Developer on our team, you will...Crucible **Security Clearance Requirements:** + Ability to obtain a TS / SCI with polygraph is required **Physical Requirements:**… more
    ManTech (12/23/25)
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  • Software Developer 3

    Synergy ECP (Columbia, MD)
    Software Developer 3 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Synergy ECP, a platform company with Falfurrias Capital ... or any other protected class. Required Clearance: Candidate must have a TS / SCI polygraph clearance + Designs, develops, troubleshoots and analyzes routine,… more
    Synergy ECP (11/30/25)
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  • Cyber (CNO) Software Developer

    Percival Engineering (Columbia, MD)
    …cutting-edge software , our team does it all. If you are a Cyber (CNO) Software Developer with a passion for innovation and a knack for thinking outside the ... Maryland, our squad is on a big mission: developing top -notch talent and technical solutions to safeguard our nation's...Non-Remote - Columbia, MD Clearance & Citizenship Requirements: + TS / SCI with polygraph is required + Due… more
    Percival Engineering (11/06/25)
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  • Associate CNO Software Developer

    ManTech (Hanover, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Associate CNO Software Developer ** to join our team in Hanover, MD. **Responsibilities include, but ... Python and C programming. **Security Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph security clearance and be willing and able to… more
    ManTech (11/26/25)
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  • Software Developer - TS

    V2X (Columbia, MD)
    …+ Communicate with customer developers, operators, and other supported elements. + Active TS / SCI clearance required. Must be willing to undergo a polygraph ... significant experience in administration and automation with another Operating System + Active TS / SCI clearance is required. Must be willing to undergo Polygraph… more
    V2X (11/11/25)
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  • Senior CNO Software Developer

    ManTech (Hanover, MD)
    …Atlassian tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + An active/current TS / SCI with ability to obtain Polygraph is required. **Physical ... **MANTECH** seeks a skilled and innovative **Senior CNO Developer ** to join our team in **Hanover, MD.**...limited to:** + Designing and developing new hardware- or software -based Computer Network Operations (CNO) capabilities + Managing the… more
    ManTech (11/26/25)
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  • Senior Software Engineer - Full Stack C#…

    General Dynamics Information Technology (Hanover, MD)
    …ID:** RQ210494 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... for New Hires** + **You receive an additional 5 days of PTO for TS / SCI with Poly** Job Description Software Engineer Sr Advisor Deliver simple solutions… more
    General Dynamics Information Technology (11/19/25)
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  • MFAMS Senior Back End Java Developer

    CACI International (Hanover, MD)
    MFAMS Senior Back End Java Developer - TS / SCI with Poly Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: ... TS / SCI with Polygraph Employee Type: Regular Percentage...candidate will be expected to provide input throughout the software lifecycle to include testing. The developer more
    CACI International (10/23/25)
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  • Mid-Level Full Stack C# Developer

    General Dynamics Information Technology (Hanover, MD)
    …ID:** RQ210492 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... for New Hires** + **You receive an additional 5 days of PTO for TS / SCI with Poly** \#SWDevPolyMDSoftware Engineer Deliver simple solutions to complex problems as… more
    General Dynamics Information Technology (11/20/25)
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  • Senior Software Engineer - Cybersecurity…

    CACI International (Linthicum, MD)
    …Type of Travel: None * * * **The Opportunity** CACI is seeking a Senior Software Developer to join our dynamic team and contribute to critical cybersecurity ... Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage...initiatives! We are seeking a skilled Software Developer with DevOps experience to enhance… more
    CACI International (12/20/25)
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  • MFAMS Senior Front End Software Engineer-…

    CACI International (Hanover, MD)
    MFAMS Senior Front End Software Engineer- TS / SCI with Poly Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: ... TS / SCI with Polygraph Employee Type: Regular Percentage...candidate will be expected to provide input throughout the software lifecycle to include testing. + The developer more
    CACI International (10/23/25)
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  • JBlocks Senior Java Back End Software

    CACI International (Hanover, MD)
    JBlocks Senior Java Back End Software Engineer- TS / SCI with Poly Job Category: Information Technology Time Type: Full time Minimum Clearance Required to ... is required. The candidate will be expected to provide input throughout the software lifecycle. **Qualifications:** **_Required:_** * TS / SCI Clearance with… more
    CACI International (10/23/25)
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  • Mid-Level C++ Devloper ( TS / SCI

    General Dynamics Information Technology (Hanover, MD)
    …ID:** RQ211148 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... **Job Family:** Software Engineering **Skills:** Agile Methodology,Linux, Software Design,Teamwork **Experience:**...Python (preferred), Network protocols (preferred) * Security clearance level: Top Secret SCI + Polygraph… more
    General Dynamics Information Technology (12/11/25)
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  • Software Engineer - Level 5

    Northrop Grumman (Linthicum Heights, MD)
    …have/required to be considered):** + Requires an **active** Top - Secret ( TS )/ Sensitive Compartmented Information ( SCI ) clearance [ ** TS / ... + STEM degree + Experience with REST architecture + Experience as a full-stack developer + Experience with software development on Red Hat Enterprise Linux +… more
    Northrop Grumman (12/25/25)
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  • Software Engineer (Data Analytics Focus)…

    BigBear.ai (Columbia, MD)
    …of experience, or 4 years of additional experience in place of a BS + Clearance: TS / SCI w/ Poly + Production-grade software development experience in Java and ... will also contribute to the MI team as a software engineer and analytic developer where you...on the NYSE under the symbol BBAI. For more information , visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai… more
    BigBear.ai (12/11/25)
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  • C++ / Cuda Signal Processing Engineer

    Parsons Corporation (Aberdeen, MD)
    …+ Experience with multithreading and/or C++ optimization **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... signal and data processing techniques? Are you an experienced software developer ready to assist Parsons and...3+ years of implementation experience in modern C++ Active TS / SCI clearance + Experience with CUDA programming… more
    Parsons Corporation (11/08/25)
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  • Sr. System Development Engineer, AWS Cross Domain…

    Amazon (Jessup, MD)
    …excellence bar. - Operate, automate, and troubleshoot complex systems in partnership with software developer peers. - Be given opportunities to grow your ... engineer systems on a massive scale and to gain top -notch experience in cloud computing. You'll be surrounded by...Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. The position… more
    Amazon (11/14/25)
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  • Software Engineer - Clearance Required

    Lockheed Martin (Hanover, MD)
    software engineering experience may be substituted for a bachelor's degree\. * Current DoD Top Secret SCI with Polygraph\. * Minimum Fifteen \(15\) years ... of experience Software Engineer \(SWE\) Required: Front End Developer ...Kubernetes \- Rabbit MQ \- TomCat Admin **Clearance Level:** TS / SCI w/Poly SP **Other Important Information more
    Lockheed Martin (12/10/25)
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  • CNO Developer

    AeroVironment (Jessup, MD)
    …local internal equity, as well as alignment with market data. **Clearance Level** Top Secret with Poly **ITAR Requirement:** _T_ _his position requires access ... Type** Regular **Job Description** **Job Summary** The primary role of the **CNO Developer ** is to design and develop low-level software tools and capabilities… more
    AeroVironment (12/24/25)
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