• Space Signals Intelligence ( SIGINT

    General Atomics (Englewood, CO)
    SIGINT payloads, ground systems , and mission operations. + Experience with RF system analysis tools (eg, MATLAB, CST Studio Suite, Ansys HFSS) and signal ... will be responsible for the design, development, and implementation of advanced SIGINT systems for satellite missions, including signal detection, collection,… more
    General Atomics (09/17/25)
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  • SIGINT Tools System

    CACI International (Annapolis Junction, MD)
    SIGINT Tools System Engineer -TS/SCI with Poly Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Employee Type: Regular ... team as subject matter expert in the use of SIGINT tools . + Provide direct user support...Polygraph + Fourteen (14) years of experience as a Systems Engineer in programs and contracts of… more
    CACI International (10/24/25)
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  • SIGINT Assessments & Data Analytics…

    KBR (Chantilly, VA)
    Title: SIGINT Assessments & Data Analytics Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... - protecting our national security. KBR is seeking an Engineer to support constellation design and planning studies, requirements...tools such as Python, MATLAB. + Simulink, Satellite Tool Kit (STK), Excel and other standard analysis … more
    KBR (10/31/25)
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  • Lead, Systems Engineering ( SIGINT

    L3Harris (Greenville, TX)
    …sea and cyber domains in the interest of national security. Job Title: Lead, Systems Engineer ( SIGINT /COMINT) Job Code: 30387 Job Location: Greenville, TX ... 1st Shift 9/80 Job Requirements: L3Harris is seeking a Systems Engineer who will be responsible for...Qualifications: + Bachelor's Degree with nine (9) years of SIGINT , COMINT Systems , and/or RF experience. +… more
    L3Harris (10/26/25)
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  • SIGINT Mission Analyst

    SAIC (Chantilly, VA)
    Engineer , and Program Offices. You will manage development, test, and validation of systems assessment methodologies and tools such as STK, SOAP, MATLAB, and ... **Description** SAIC is seeking a ** SIGINT Mission Analyst** to support assessments and studies...and design, interface and data architectures, validation and verification, systems integration, and system & operational performance… more
    SAIC (08/07/25)
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  • Systems Engineer

    SAIC (Aberdeen, MD)
    **Description** SAIC is seeking an experienced ** Systems Engineer ** , with signals intelligence ( SIGINT ) experience, in support of the US Army Comat ... Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Directorate, Quick Reaction Capability (QRC) Branch (C5ISR-QRC). **This is a… more
    SAIC (10/29/25)
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  • Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …possible? **Northrop Grumman Mission Systems ** is seeking a candidate to fill a ** Systems Engineer / Principal Systems Engineer ** position. This ... events This requisition may be filled at either a ** Systems Engineer ** or **Principal Systems ...automation + Experience with cisco language + Knowledge of system architecture + Strong knowledge of SIGINT more
    Northrop Grumman (10/23/25)
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  • Software Engineer 3

    Synergy ECP (Columbia, MD)
    …software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and ... Software Engineer 3 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time...+ GOTS developed applications include: Addition to FOSS messaging tools to run in the SIGINT environment,… more
    Synergy ECP (10/28/25)
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  • Software Engineer 2

    Synergy ECP (Columbia, MD)
    …software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and ... Software Engineer 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time...(U) GOTS developed applications include: Addition to FOSS messaging tools to run in the SIGINT environment… more
    Synergy ECP (10/22/25)
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  • Software Engineer 1

    Synergy ECP (Columbia, MD)
    …software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and ... Software Engineer 1 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time...+ GOTS developed applications include: Addition to FOSS messaging tools to run in the SIGINT environment… more
    Synergy ECP (10/22/25)
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  • Systems Engineer 2

    Synergy ECP (Columbia, MD)
    Systems Engineer 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description Systems Engineer Level 2 Analyzes ... Government overseers, and senior executives. Requirements The Level 2 System Engineer (SE) shall possess the following...Artemis, Kafka) + Three (3) years' experience using drawing tools for systems diagrams (such as Visio)… more
    Synergy ECP (10/28/25)
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  • Information Systems Security…

    RTX Corporation (San Jose, CA)
    …into the development lifecycle, we seek an Information Systems Security Engineer (ISSE) who will closely collaborate with system architects, software ... Current Applied Signal Technology (AST) is seeking an Information Systems Security Engineer who strives for excellence...of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US… more
    RTX Corporation (10/29/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Anaheim, CA)
    …environment. + Proven experience leading system engineering efforts for complex PNT systems . + Experience with modeling tools (eg, MATLAB, Python) and ... Signal Technology (AST** ) is seeking a **Senior Principal Systems Engineer ** with deep expertise in Global...lead the development of multi sensor guidance and navigation systems . AST provides trusted strategic and tactical SIGINT more
    RTX Corporation (10/07/25)
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  • Launch Integration and Operations Engineer

    KBR (Chantilly, VA)
    …recommendations to senior US Government personnel guiding acquisition and execution of next-generation SIGINT systems needs for the next 10-20 years. These ... plans + Continuous Improvement: Recommend enhancements to engineering processes and tools to optimize system performance, resilience, and maintainability Minimum… more
    KBR (08/08/25)
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  • Mid-Level Modeling and Simulation Engineer

    KBR (Chantilly, VA)
    …recommendations to senior US Government personnel guiding acquisition and execution of next-generation SIGINT systems needs for the next 10-20 years. These ... Program Office + Manages development, test, and validation of systems assessment methodologies and tools such as...of NRO experience + Detailed understanding of government satellite systems + Insight into SIGINT mission fundamentals,… more
    KBR (09/16/25)
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  • Mission System Engineer

    CACI International (Aurora, CO)
    Mission System Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Travel: None Anticipated Posting End: 10/21/2026 **The Opportunity:** As a motivated mission system engineer on this exciting program comprised of multiple agile… more
    CACI International (10/15/25)
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  • Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) Cyber & ... Security!** **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team. The… more
    Leidos (08/29/25)
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  • Sr. Information System Security…

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Senior Information System Security Engineer ** in our **National Security Sector's (NSS) Cyber ... us and make a difference in National Security!** **Job Summary** A **Senior Information System Security Engineer ** is needed to provide support for adding new… more
    Leidos (10/24/25)
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  • Hardware System Engineer

    CACI International (Austin, TX)
    Hardware System Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... * **The Opportunity:** CACI is seeking a talented hardware System engineer to join our Capabilities Development...relevant engineering field. + 7+ years of experience in systems engineering for SIGINT or related defense… more
    CACI International (09/05/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …work of your career. Are you interested in defining possible? **Northrop Grumman Mission Systems ** is seeking a **Sr Principal Software Engineer ** to join our ... (PDR, CDR, etc.) + Knowledge of modern wireless communication systems + Knowledge of RF system components...Experience with software-defined radios (SDRs) + Experience with CM tools including Git (or equivalent), Atlassian tool more
    Northrop Grumman (10/07/25)
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