• 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)
    - Related Jobs
  • Principal Multidisciplined Electronic Systems…

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman Space Systems is seeking an **Principal Multidisciplined Electronic Systems Engineer ** to join our team. This position would be based in Aurora, ... Colorado. The RF Engineer will integrate, troubleshoot, and maintain end-to-end antenna systems...including software-defined radios and modems. + Work collaboratively with network engineering teams to define system architecture and ensure… more
    Northrop Grumman (12/02/25)
    - Related Jobs
  • Site Reliability Engineer

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Job Title: Site Reliability Engineer Location: Sterling, VA Clearance: TS /SCI Poly **This position ... is CONTINGENT upon contract award** The Site Reliability Engineer (SRE) collaboratively works closely with the contract leadership,...to automated tasks. The SRE works with the Platform, Network and Data Operations teams to assist in deployment… more
    Nightwing (12/26/25)
    - Related Jobs
  • Senior Information Systems Security…

    Leidos (Linthicum, MD)
    **Description** As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) ... and compliance of its content **CLEARANCE REQUIRED** : Active TS /SCI with polygraph. **Qualifications** + Bachelor of Science degree...14 years of experience as an Information Systems Security Engineer (ISSE) or System Engineer on programs… more
    Leidos (12/14/25)
    - Related Jobs
  • Senior Systems Engineer

    GovCIO (Hampton, VA)
    **Overview** GovCIO is currently hiring a Systems Engineer for our Zero Trust integration effort with the US Air Force. This position will be located in Hampton, VA ... and will be a full-time on-site position. **Responsibilities** The Systems Engineer 's role is designing, managing, and optimizing complex enterprise systems ensuring… more
    GovCIO (11/22/25)
    - Related Jobs
  • Security Engineer

    CACI International (College Park, MD)
    Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... data and cyber capabilities. Our expertise in cross-domain and boundary solutions, network analytics, DevOps and low-to-high development is unique in our industry.… more
    CACI International (11/08/25)
    - Related Jobs
  • Staff Cyber Software Engineer (EC)

    Northrop Grumman (Jessup, MD)
    …By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry ... to join our team as a Staff Cyber Software Engineer based out of Annapolis Junction, MD. **What You'll...can also be accepted. + A current and active TS /SCI Clearance with Polygraph less than 10 years old.… more
    Northrop Grumman (01/10/26)
    - Related Jobs
  • Cloud Engineer

    KBR (Chevy Chase, MD)
    …and managing cloud-based systems. The position will design and deliver optimized network infrastructure for performance and resilience. The engineer needs to ... Title: Cloud Engineer Belong. Connect. Grow. with KBR! KBR's National...Computer Science, Software Engineering or related STEM field Clearance: TS /SCI Basic Compensation: $126,200 - $157,000 This range is… more
    KBR (01/07/26)
    - Related Jobs
  • Test Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Job Title: Test Engineer Location: Sterling, VA Clearance: TS /SCI Poly **This position is ... CONTINGENT upon contract award** The Test Engineer (TE) as part of the Platform Team develops...software compatibility tests with programs, hardware, operating systems, or network environments + Design or develop automated testing tools,… more
    Nightwing (12/26/25)
    - Related Jobs
  • Senior Scientist, Electrical Engineering (Phased…

    L3Harris (Palm Bay, FL)
    …(IPTL), Principal Investigator (PI), Chief Systems Engineer or Chief Engineer . Preferred Additional Skills: + TS /SCI Security Clearance highly preferred. ... security. Job Title: Senior Scientist, Electrical Engineering (Phased Array RF Design Engineer ) Job Code: 32352 Job Location: Palm Bay, FL Job Description: The… more
    L3Harris (12/21/25)
    - Related Jobs