• Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (10/10/25)
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  • Principal , Software Engineer

    Walmart (Herndon, VA)
    …members. **About the Global Technology Network Engineering and Operations Team:** The Principal Network Engineer will report to the Senior Director of ... **Position Summary ** **What you'll do ** As a Principal Engineer , you will play an important...technical direction and running Walmart Global WAN and Backbone network . Global WAN team is responsible for designing and… more
    Walmart (10/02/25)
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  • Principal Cloud Network

    EchoStar (Herndon, VA)
    …needs of the changing world. **Job Duties and Responsibilities** The DISH Wireless Principal Cloud Network Architect will be the technology lead for internal ... the future of connectivity. We're developing and enhancing a unique hybrid network model-combining our advanced, cloud-native 5G core with the nationwide reach of… more
    EchoStar (10/25/25)
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  • Sr Principal Cybersecurity Analyst/…

    Northrop Grumman (Chantilly, VA)
    …our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The successful ... including but not limited to Standard Operating Procedures and VISIO diagrams. **Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have an… more
    Northrop Grumman (10/02/25)
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  • Network Engineer (Intelligence…

    The MITRE Corporation (Chantilly, VA)
    …world. Roles & Responsibilities: + MITRE's Space Intelligence Systems is looking for a Principal Network Engineer role that will be supporting multiple ... with us. The MITRE Space Intelligence Systems Department is looking for a Network Engineering Subject Matter Expert (SME) who wants to drive innovative solutions,… more
    The MITRE Corporation (12/20/25)
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  • Network Engineer Senior

    General Dynamics Information Technology (Germantown, MD)
    …8 + years of related experience **US Citizenship Required:** Yes **Job Description:** NETWORK ENGINEER SR PRINCIPAL Transform technology into opportunity as ... a Network Engineer Sr Principal at GDIT. Shape what's next for mission-critical government projects while shaping what's next for your engineering career.… more
    General Dynamics Information Technology (11/25/25)
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  • RF Engineer Ongoing Talent Pipeline

    V2X (Reston, VA)
    Engineer Senior-Level (7+ Years Experience) + Senior RF Engineer + RF Network Architect + Principal RF Systems Engineer + Director of RF Engineering ... Overview RF Engineer Ongoing Talent Pipeline | Always Hiring! Location:...mission-critical operations, we encourage you to join our RF Engineer Talent Pipeline today! This position description is subject… more
    V2X (11/27/25)
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  • Principal / Sr. Principal DevOps…

    Northrop Grumman (Chantilly, VA)
    …architecture & mission operations This requisition may be filled at either the ** Principal DevOps Software Engineer ** or **Senior Principal DevOps Software ... in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to... Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must… more
    Northrop Grumman (12/04/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Chantilly, VA)
    …work of your career. We are looking for you to join our team as a ** Principal ** **Cyber Software Test Engineer ** and **Sr. Principal ** **Cyber Software Test ... shared mission, we'll support you with expanding your personal network and developing skills, whether you are new to...timely manner and make recommendations **Basic Qualifications for a Principal Cyber Software Test Engineer :** + **Candidate… more
    Northrop Grumman (11/01/25)
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  • Systems Test Engineer / Principal

    Northrop Grumman (Chantilly, VA)
    …**Northrop Grumman Mission Systems** is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position. This position ... in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to...requisition may be filled at either the **Systems** **Test Engineer ** or ** Principal ** **Systems** **Test Engineer more
    Northrop Grumman (10/23/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... Comply-to-Connect (C2C) mission by engineering and sustaining secure network infrastructures across classified and unclassified environments. You will work alongside… more
    ManTech (12/13/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... **Responsibilities include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to… more
    ManTech (12/13/25)
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  • Principal Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …+ Participate in test events This requisition will be filled at the ** Principal Systems Engineer ** level. **Basic Qualifications for Principal Systems ... those missions. By joining in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to the field, or an… more
    Northrop Grumman (12/19/25)
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  • Principal Elasticsearch Systems…

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's (NSS) ... **Join us and make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role provides support across an Agile team… more
    Leidos (10/30/25)
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  • Principal Geotechnical Dam Safety…

    AECOM (Germantown, MD)
    …a better world. Join us. **Job Description** **AECOM** is seeking a highly talented Principal Geotechnical Dam Safety Engineer to join the East Region Dams Team. ... hydraulic structures. + Prepare and perform quality reviews of other Engineer 's work on deliverables such design calculations, engineering reports, construction… more
    AECOM (11/26/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) Cyber ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (11/28/25)
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  • Senior Principal Azure Cloud…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and experienced **Senior Principal Azure Cloud Engineer ** to join our team in **Chantilly, VA.** In this role, you will support ... maintaining automation scripts in PowerShell, Python, or Azure CLI + Configuring network security groups (NSGs) and application gateways to protect resources +… more
    ManTech (12/16/25)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …of your career. **Northrop Grumman Mission Systems** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting a program ... in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to...Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be… more
    Northrop Grumman (10/21/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (12/11/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (11/19/25)
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