• Critical Facility Technician 2 - TS /SCI…

    M. C. Dean (San Antonio, TX)
    …headquartered in Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and technology systems; ... including US Citizenship, for access to classified information; **Active TS /SCI with Polygraph Required** **Passport Requirement:** Continued employment for this… more
    M. C. Dean (07/15/25)
    - Related Jobs
  • Senior Principal Software Engineer

    RTX Corporation (Richardson, TX)
    …will team up with a high-performance software team, collaborating with fellow Software engineer , Scrum Master, Product Owner, Software Architects and ... have the opportunity to serve as a Subject Matter Expert within the Software discipline and team....Prefer** **:** + Active and transferable US government issued Top Secret security clearance. + Experience with… more
    RTX Corporation (08/01/25)
    - Related Jobs
  • Senior Principal Embedded Software

    RTX Corporation (Richardson, TX)
    …the backbone of mission-critical systems that safeguard lives. As a Senior Principal Embedded Software Engineer , you'll be a key contributor in a Special Access ... engineer and automated testing to deliver high-quality, maintainable software . **What YOU Will Learn:** + Gain and grow...prior to start date with the ability to obtain Top Secret after start. + Professional experience… more
    RTX Corporation (07/30/25)
    - Related Jobs
  • Lead, Systems Engineer

    L3Harris (Greenville, TX)
    …Must have an active Secret DoD Clearance with abilty to obtain and maintain a Top Secret with SCI. + Current Secruity+ Certification is required. + Must be a ... cyber domains in the interest of national security. Job Title: Lead, Systems Engineer Job Code: 25792 Job Location: Greenville, TX (On-Site) Job Schedule: 1st Shfit… more
    L3Harris (07/16/25)
    - Related Jobs
  • Senior DevOps Engineer

    CACI International (Austin, TX)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10% ... * * * **The Opportunity:** As a Senior DevOps Engineer , you will be part of an Agile development...Computer Engineering, Physics, Math, or equivalent experience + Active TOP SECRET security clearance with SCI eligbility… more
    CACI International (08/08/25)
    - Related Jobs
  • Software Cyber Engineer - SWE 1

    Lockheed Martin (San Antonio, TX)
    …following MCSE: Microsoft Certified Solutions Expert , RHCE: Red Hat Certified Engineer , CEH: Certified Ethical Hacker **Clearance Level:** TS /SCI w/Poly SP ... our employees, so they can support our mission\. **The Work:** As a Software Engineer , you'll have the opportunity to design, develop, and deploy innovative … more
    Lockheed Martin (07/30/25)
    - Related Jobs
  • Senior Principal Engineer , RF Product…

    RTX Corporation (Mckinney, TX)
    …US Person, or Immigration Status Requirements:** **Security Clearance:** DoD Clearance: Top Secret **Raytheon Company, Managed by Collins Aerospace** Collins ... We are looking for an exceptionally skilled RF engineering expert to serve as the **RF Product Owner** for...ability to obtain and maintain a US government issued Top Secret security clearance is required +… more
    RTX Corporation (06/04/25)
    - Related Jobs
  • Senior Principal Electrical Engineer

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in ... market. We are currently seeking a Senior Principal Electrical Engineer in Richardson, TX with analog and digital design... will function as a board design subject matter expert (SME) and mentor other engineers with various backgrounds… more
    RTX Corporation (07/23/25)
    - Related Jobs
  • Sr. Scientist, Systems Engineer (Avionics)

    L3Harris (Greenville, TX)
    …have an active Secret at the time of hire with the ability to obtain a Top Secret with SCI. + Must be a US Citizen. #LI-AH1 L3Harris Technologies is proud to ... in the interest of national security. Job Title: Sr. Scientist, Systems Engineer (Avionics) Job Code: 26468 Job Location: Greenville, TX (On-Site) Job Schedule:… more
    L3Harris (08/01/25)
    - Related Jobs
  • Sr. Pr. Systems Engineer - Network…

    RTX Corporation (Richardson, TX)
    …only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Top Secret **Are you looking to make a meaningful, positive impact ... the next-generation capabilities. As our next **Senior** **Principal Systems Engineer ** we will provide the training and tools to...skills you will need to become a subject matter expert (SME) in the systems engineering lifecycle. You will… more
    RTX Corporation (05/28/25)
    - Related Jobs