• Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    …in lieu of a degree. + **To be considered must have an active TS / SCI with polygraph security clearance** **Preferred Qualifications** + Experience with ... has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National ...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (11/28/25)
    - Related Jobs
  • Specialist, Information Security

    L3Harris (Greenville, TX)
    …cyber domains in the interest of national security . Job Title: Specialist, Information Security System Engineer Job Code 28626 Job Location: Greenville, ... (100% On-site) Schedule: 9/80 Must hold an ACTIVE DoD TS / SCI Security clearance which requires...US citizenship. Job Description: L3Harris Technologies is seeking an Information Security Systems Engineer to… more
    L3Harris (11/21/25)
    - Related Jobs
  • AWS Cloud Security Research Engineer

    CACI International (Linthicum, MD)
    AWS Cloud Security Research Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... Engineer to be at the forefront of cloud security innovation! In this role, you will explore cutting-edge...to discuss deliverables and expectations **Qualifications:** **Required:** + Active TS / SCI clearance with Polygraph + 2+ years… more
    CACI International (09/26/25)
    - Related Jobs
  • Security Systems Engineer 2…

    M. C. Dean (District Of Columbia, DC)
    …of technical leaders in electrical, engineering, and cybersecurity industries. We are seeking a ** Security Systems Engineer 2** to join our Security and ... physical security and IT systems. As a ** Security Systems Engineer 2** you will work...eligibility requirements, including US Citizenship, for access to classified information ; **Active SECRET Clearance is required, with… more
    M. C. Dean (11/01/25)
    - Related Jobs
  • Information Security System…

    L3Harris (Greenville, TX)
    …sea and cyber domains in the interest of national security . Job Title: Information Security System Engineer Job Code 29905 Job Location: Greenville, ... Schedule: 9/80 Job Description: L3Harris Technologies is seeking an Information Security Systems Engineer to...+ Certifications - Sec+, CySA, CASP, CISSP. + DoD TS / SCI Clearance and CI Poly #LI-EN2 L3Harris… more
    L3Harris (10/12/25)
    - Related Jobs
  • Senior Security Systems Engineer

    Cydecor, Inc. (Dahlgren, VA)
    …(CE) training within six (6) months of hire. Security Clearance: + Active Top Secret or higher required ( SCI eligibility preferred). + Any Validator ... separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and...supporting SLBM must also possess TS with SCI eligibility. Education: + Bachelor's… more
    Cydecor, Inc. (11/20/25)
    - Related Jobs
  • Senior Security Operations Engineer

    Microsoft Corporation (Reston, VA)
    …not limited to the following specialized security screenings: Candidates must have an **active** TS / SCI and be willing to upgrade to TS / SCI (with ... engineering team. We are looking for a **Senior Security Operations Engineer ** who will help build...polygraph). This role will require candidates to maintain the TS / SCI (with polygraph) clearance. Ability to meet… more
    Microsoft Corporation (12/11/25)
    - Related Jobs
  • Cyber Security Implementation…

    CACI International (St. Louis, MO)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular ... NGA networks and cybersecurity posture in support of national security . Joining the TCS Team means working with truly...complex enterprise cybersecurity systems. + Candidate must have a TS / SCI with ability to obtain a Polygraph… more
    CACI International (11/14/25)
    - Related Jobs
  • Specialist, Info Security Systems…

    L3Harris (Broomfield, CO)
    …lieu of a degree, minimum of 8 years of prior related experience. + Must have active Secret security clearance, TS / SCI preferred. + DoD 8140.03 IAT Level ... in the interest of national security . Job Title: Specialist, Information Security Systems Engineer Job Code: 31060 Job Location: Boulder/North Denver,… more
    L3Harris (11/12/25)
    - Related Jobs
  • Scientist, Information Security

    L3Harris (Palm Bay, FL)
    …sea and cyber domains in the interest of national security . Job Title: Sr Information Security Systems Engineer Job Code: 229346 Job Location: Palm Bay, ... years of prior related experience. + Minimum of Collateral Secret security clearance required + Professional experience...assessment tools such as ACAS and SCC. + Active TS / SCI Clearance is highly desired L3Harris Technologies… more
    L3Harris (09/27/25)
    - Related Jobs