• Senior Principal Software Engineer

    BAE Systems (Nashua, NH)
    …include analyzing, designing, coding and code modification (typically in C ) of complex software designs for simple systems or subsystems or subsystems of larger ... systems . Evaluate complex software designs to identify design flaws. Establish communication to...past two years) **Preferred Education, Experience, & Skills** + DoD Top Secret or higher level clearance… more
    BAE Systems (09/09/25)
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  • Principal Software Systems Quality…

    RTX Corporation (Tucson, AZ)
    …more secure world. We have an immediate need for an onsite **Principal Software Systems Quality Engineer** (Quality Assurance/Compliance) to support Land & Air ... required, as only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do… more
    RTX Corporation (09/27/25)
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  • Sentinel Principal Software Systems

    Northrop Grumman (Huntsville, AL)
    …to fit your life and launch your career today. Northrop Grumman Defense Systems is seeking **Principal Software Systems ** **Engineer** **.** This ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...lieu of a degree. + US Citizenship with Active DoD Secret clearance with a reinvestigation date… more
    Northrop Grumman (09/16/25)
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  • Autonomous Systems Software Team…

    Leidos (Poulsbo, WA)
    …DDS, ROS, or middleware for distributed autonomous systems + Prior DoD program experience or understanding of defense software assurance standards subseamss ... **Description** Leidos is seeking an **Autonomous Systems Software Lead** to help guide...of Agile, DevSecOps, or similar development methodologies. + Active Secret clearance or eligibility to obtain one. + Familiarity… more
    Leidos (10/24/25)
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  • Cyber Software Engineer - SIGINT…

    Lockheed Martin (Hanover, MD)
    …in a variety of responsibilities including; * Software development * Software engineering * Systems engineering * Cyber researchers \(Capabilities Analyst, ... external hire\! \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph Seeking...software to add new features * Integrate existing software into new or modified systems or… more
    Lockheed Martin (09/25/25)
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  • Sr Principal Systems Software

    Sierra Nevada Company, LLC (Plano, TX)
    …Force's critical airborne command-and-control fleet. We need you! As the Senior Principal Software Systems Engineer, you will be a recognized technical leader ... Model Based System Engineering (MBSE) approaches and tools + Software Systems Experience + Working knowledge of...requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required… more
    Sierra Nevada Company, LLC (11/14/25)
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  • C2 Software Test Engineer

    COLSA Corporation (Shalimar, FL)
    …and / or Agile Software test and evaluation + Experience related to DOD Space C2 and C4ISR system acquisition, systems engineering, and test engineering + ... + Proficiency in the use and integration of MS Office applications + Current/Active DoD SECRET Security clearance required with the ability to obtain DoD more
    COLSA Corporation (11/05/25)
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  • Senior Software Engineer - GCIA Services…

    LOC Performance Products, Inc (Auburn Hills, MI)
    …with GCIA, VICTORY, and related DoD standards across system and software designs. + Collaborate with cross-functional teams ( systems engineering, vehicle ... development practices. + Experience in cybersecurity, RMF, and system hardening for DoD systems . + Strong technical writing skills for ICDs, SDDs, and… more
    LOC Performance Products, Inc (09/03/25)
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  • Principal Software Systems Engineer…

    RTX Corporation (Sterling, VA)
    DoD Clearance: Secret Collins Aerospace is looking for a Principal Software Systems Engineer - IPT Lead with a passion for engineering and desire ... and military customers. https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/navigation/airborne-products/attitude-and-heading-reference-system/athena-gs111r-uas-autopilot-adahrs-pnt-hub As a Software Systems Engineer -… more
    RTX Corporation (10/29/25)
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  • FAST Labs - Senior Systems Engineer

    BAE Systems (Merrimack, NH)
    …must have a Secret clearance and the ability to obtain a Top Secret DoD clearance **Preferred Education, Experience, & Skills** + The candidate will have ... the world s next generation communication and electronic warfare systems for the United States DoD and...space and cyber domains. + Develop and apply advanced software and systems methods, theories and research… more
    BAE Systems (11/01/25)
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