• Principal Systems Engineer

    V2X (Springfield, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to ... the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi-… more
    V2X (11/25/25)
    - Save Job - Related Jobs - Block Source
  • Principal Network Systems

    Saliense Consulting (Arlington, VA)
    …the design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to ... package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to...and Lambda + Experience supporting Cloud Architects to provide operational network architectures to meet mission system and development… more
    Saliense Consulting (12/05/25)
    - Save Job - Related Jobs - Block Source
  • Systems Test Engineer

    Northrop Grumman (Chantilly, VA)
    …Mission Systems ** is seeking a candidate to fill a ** Systems Test Engineer / Principal Systems Test Engineer ** position. This position will ... tasking dictated by the customer's mission and a 24/7/365 operational tempo managed by Internal Product Team (IPT) leads...kits. This requisition may be filled at either the ** Systems ** **Test Engineer ** or ** Principal **… more
    Northrop Grumman (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Principal Network Systems

    RTX Corporation (Dulles, VA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST)** is seeking a ** Principal Networking Systems Engineer ** specializing in infrastructure design ... below: Applied Signal Technology: WHO WE ARE (https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/communications/applied-signal-technology) The ** Principal Networking Systems Engineer ** must… more
    RTX Corporation (12/02/25)
    - Save Job - Related Jobs - Block Source
  • Space Principal /Sr. Principal

    Northrop Grumman (Mclean, VA)
    …Write status and technical performance reviews, analyses and reports **Basic Qualifications:** + ** Principal Systems Engineer ** - Bachelors of Science degree ... will also include responsibilities relating to integration, testing, and operational readiness of spacecraft and payloads. Candidate may be...3+ years of experience; or a PhD + **Sr. Principal Systems Engineer ** - Bachelors… more
    Northrop Grumman (11/13/25)
    - Save Job - Related Jobs - Block Source
  • Principal Systems Engineer

    RTX Corporation (Dulles, VA)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems ... within the Intelligence Community. The ideal candidate will apply Model-Based Systems Engineering (MBSE) and Digital Engineering practices to define system… more
    RTX Corporation (10/13/25)
    - Save Job - Related Jobs - Block Source
  • CCSS Principal Systems

    RTX Corporation (Springfield, VA)
    …a safer, more secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated ... in Washington, DC and involves supporting the WHCA Secure Voice Network (WHSVN) C2 systems and acquisition projects. These efforts are in support of the Command and… more
    RTX Corporation (11/13/25)
    - Save Job - Related Jobs - Block Source
  • Principal or Senior Principal

    Northrop Grumman (Fairfax, VA)
    …Our employees are not only part of history, they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal or Senior Principal ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...location. _This position can be filled at either the Principal Field Service Engineer OR Senior … more
    Northrop Grumman (12/04/25)
    - Save Job - Related Jobs - Block Source
  • 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 ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,... Engineer ** level. **Basic Qualifications for** ** Principal DevOps Software Engineer ** **:** + Must… more
    Northrop Grumman (12/04/25)
    - Save Job - Related Jobs - Block Source
  • Senior Principal Software Engineer

    Mastercard (Arlington, VA)
    …strategies and decisions. All About You: * Proven experience as a Senior Principal Engineer or equivalent in enterprise data architecture, data engineering, or ... and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer , Data Architecture Overview: Mastercard's Data &… more
    Mastercard (10/17/25)
    - Save Job - Related Jobs - Block Source
  • Principal RF Engineer

    CACI International (Springfield, VA)
    Principal RF Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Continental US * * * CACI is hiring a Principal Electrical Engineer that will Leads project...worldwide to install, maintain and upgrade complex electronic mission systems , security systems and antennas. You will… more
    CACI International (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Lead/ Principal Nuclear Engineer

    MPR Associates (Alexandria, VA)
    …team and project management responsibilities will be included. Duties/Responsibilities The Lead/ Principal Nuclear Engineer will: + Plan, lead, and enable the ... consulting firm, is actively seeking capable and motivated Lead/ Principal Nuclear Engineers to join our team. If you...test facilities. We are currently seeking an experienced nuclear engineer to guide, challenge, and mentor our growing team… more
    MPR Associates (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Principal Infrastructure Lead…

    RTX Corporation (Dulles, VA)
    …of a rapidly evolving global market. We have an immediate need for an ** Principal ** **Infrastructure Lead Engineer - Classified System** to lead and guide a ... needs a wide background to include modern IT infrastructure systems (compute, network, storage). The lead is also responsible...Operational Facilities including all support functionalities like AV systems and Intercom systems . + Travel up… more
    RTX Corporation (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Principal Engineer (Director IC),…

    Fannie Mae (Reston, VA)
    …maintaining hardware, technology, and/or processes. *THE IMPACT YOU WILL MAKE* The * Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI ... requirements, design, and operational information * Ability to frame ideas as systems and analyzing the inputs, outputs, and process Tools * Skilled in Excel *… more
    Fannie Mae (10/17/25)
    - Save Job - Related Jobs - Block Source
  • Principal Data Engineer for AI…

    Mastercard (Arlington, VA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Principal Data Engineer for AI Platform About Mastercard Mastercard ... drive innovation and impact. Role: * Drive modernization from legacy and on-prem systems to modern, cloud-native, and hybrid data platforms. * Architect and lead the… more
    Mastercard (11/20/25)
    - Save Job - Related Jobs - Block Source
  • Cloud Engineer Sr Principal

    General Dynamics Information Technology (Fairfax, VA)
    …helping to ensure our mission is never interrupted. Our work depends on a Cloud Systems Engineer Senior Advisor joining our team to support internal GDIT ... operational activities while working in a remote based environment. As a Cloud Systems Engineer Sr. Advisor supporting internal GDIT operations, you will be… more
    General Dynamics Information Technology (11/04/25)
    - Save Job - Related Jobs - Block Source
  • System Engineer Principal Pentagon…

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... (MID). Sciolex Corporation is seeking to fill an opening for a Systems Engineering and Technical Assistance (SETA) Pentagon (J2/J8) Outreach Representative. The… more
    Sciolex Corporation (10/21/25)
    - Save Job - Related Jobs - Block Source
  • Principal Infrastructure Engineer

    Wells Fargo (Mclean, VA)
    …to develop or influence applications, network, information security, database, operating systems , or web technologies for highly complex business and technical needs ... years of experience designing, operating, and optimizing large-scale, distributed systems in production environments, ensuring high availability, scalability, and… more
    Wells Fargo (12/10/25)
    - Save Job - Related Jobs - Block Source
  • Principal / Sr. Principal Mission…

    Northrop Grumman (Chantilly, VA)
    …Tools, including Atlassian Suite (Jira, Confluence), BitBucket, MatterMost. This can be filled as a Principal Engineer (level 3) or Sr Principal Engineer ... operations support to classified Satellite programs. + Work with systems engineers to integrate and test operational ...with systems engineers to integrate and test operational scripts for use during all phases of satellite… more
    Northrop Grumman (11/04/25)
    - Save Job - Related Jobs - Block Source
  • Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …** is seeking a candidate to fill a ** Systems Engineer / Principal Systems Engineer ** position. This position will be located in Chantilly, VA ... either a ** Systems Engineer ** or ** Principal Systems Engineer ** level. **Basic...and failure analysis + Demonstrated experience in documentation and operational processes development + Experience with schematic design tools… more
    Northrop Grumman (11/13/25)
    - Save Job - Related Jobs - Block Source