• HAIPE System Engineer

    CACI International (Fort Meade, MD)
    HAIPE System Engineer - TS /SCI...and derived requirements to ensure the delivery of production systems that are compatible with the defined system ... and operational considerations. + Allocate real-time process and error budgets to systems and subsystem components. + Generate alternative system concepts,… more
    CACI International (11/18/25)
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  • Senior Network Engineer - Top

    Cambridge International Systems Inc (Charleston, SC)
    Senior Network Engineer - Top Secret Clearance | Charleston, SC Cambridge International Systems , Inc. Join a dynamic global team united by shared values: ... and security. We are currently seeking a Senior Network Engineer to support operations in Charleston, SC. This is...is a full-time CONUS position requiring an active DoD Top Secret clearance. This position may be… more
    Cambridge International Systems Inc (10/07/25)
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  • Sr. Principal Network Engineer - Top

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... (example: Security+ CE) + Candidates must have a currentand **fully adjudicated DOD Top Secret ** level security clearance (at a minimum) in order to… more
    Northrop Grumman (11/19/25)
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  • Network Engineer , Principal Specialist, El…

    RTX Corporation (El Segundo, CA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current **Network Engineer , Principal Specialist** **Raytheon ... Summary:** RTX Corporation Raytheon is looking an experienced Network Engineer with a US DoD Top - Secret...Assure a high level of reliability and performance through systems monitoring and infrastructure management. The ideal candidate is… more
    RTX Corporation (08/29/25)
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  • Sr. Specialist, Network Systems

    L3Harris (Greenville, TX)
    …requires an ACTIVE Secret Clearance with the ability to obtain/maintain Top Secret /SCI Security Clearance, which requires US Citizenship. Job Description: ... The Senior Specialist, Network Engineer (NE) performs technical planning, system integration,...Qualifications: + US Citizenship + Ability to obtain/maintain a Top Secret /SCI Security Clearance + Bachelor's Degree… more
    L3Harris (09/25/25)
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  • Principal/ Sr Principal Engineer Embedded…

    Northrop Grumman (Annapolis Junction, MD)
    …IBM tools (Rhapsody, DOORS, Clearcase) + Familiarity with Green Hills AdaMulti + Current active Secret or Top Secret Clearance + Current active SAP clearance ... of experience + Proficient in C/C++ Crypto Experience: experience with Crypto Systems , familiarity/experience with developing HAIPE , OTNK and/or IKE, experience… more
    Northrop Grumman (10/28/25)
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  • Lead, Architectural Design and Network…

    L3Harris (Salt Lake City, UT)
    …sea and cyber domains in the interest of national security. Job Title: Lead, Systems Engineer Job Code: 27806 Job Location: USA-UT-Salt Lake City Job Schedule: ... every other Friday off Job Description: The Lead, Network Systems Engineer will be responsible for the...be able to maintain an active US Government DOD Top Secret Clearance Required Qualifications: + Bachelor… more
    L3Harris (11/21/25)
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  • Staff Engineer Embedded Software

    Northrop Grumman (San Antonio, TX)
    …Hills AdaMulti + Familiarity with Static Analysis and Unit Testing + Current active Top Secret Clearance + Current active SAP clearance + Currently engaged in ... with 8 years of experience + **Crypto Experience:** experience with Crypto Systems , familiarity with developing HAIPE , OTNK, and/or IKE, experience implementing… more
    Northrop Grumman (10/28/25)
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  • Network Engineer

    Leidos (Odenton, MD)
    …program. This position requires **U.S. citizenship and an active Top Secret with SCI eligibility.** As a Network Engineer , the successful candidate ... at Leidos has an opening for a senior **Network Engineer ** on the DISA Defense Red Switch Network team...with GD GemOne. + Security+ Must possess an active Top Secret with SCI eligibility clearance. +… more
    Leidos (10/24/25)
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  • Sr IT Systems Engineer - Pub SEC

    Lumen (San Antonio, TX)
    …we digitally connect the world and shape the future. **The Role** The IT Systems Engineer II provides advanced Tier II support by troubleshooting and repairing ... (2) geographically separated Network Operation Centers (NOC). The IT System Engineer II is operationally responsible for...For in a Candidate** Basic Qualifications: + **Requires a Top Secret /SCI clearance** + On-call after hours/on-call… more
    Lumen (11/20/25)
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