• Senior Principal SEIT Engineer (Contingent)

    RTX Corporation (Anaheim, CA)
    …+ Ability to obtain and maintain a Top - Secret SCI ( TS / SCI ) US government issued security clearance is required. + US citizenship is required, ... like STK, Simulink, or custom RF environments. + Existing Top - Secret SCI ( TS / SCI ) security clearance (within the last 24 months) **What We… more
    RTX Corporation (10/09/25)
    - Related Jobs
  • Senior Principal Software Engineer (Contingent)

    RTX Corporation (Anaheim, CA)
    Top - Secret SCI ( TS / SCI ) US government issued security clearance... Top Secret SCI ( TS / SCI ) security clearance ... only US citizens are eligible for a security clearance ** Security Clearance :** TS / SCI without Polygraph **THIS ROLE IS CONTINGENT** : Employment… more
    RTX Corporation (10/07/25)
    - Related Jobs
  • Linux System Administrator

    The Boeing Company (Seal Beach, CA)
    …(Required Skills/Experience)** : + Possess a currently active Top Secret with SCI US Security Clearance ( ** TS / SCI ** ), or have completed a ... position. ** Security Clearance ** This position requires an active US Top Secret Security Clearance (US Citizenship Required). (A US Security more
    The Boeing Company (12/07/25)
    - Related Jobs
  • Senior/Principal Cybersecurity Software Engineer…

    Sandia National Laboratories (Livermore, CA)
    …with stakeholders and internal/external mission partners. + Active DOE Q/ SCI security clearance or equivalent DOD Top Secret / SCI security ... and collaborate with technical design teams and subject matter exper- ts to create innovative solutions that meet mission requirements...Ability to obtain and maintain a DOE Q-level and SCI -level security clearance , which may… more
    Sandia National Laboratories (11/20/25)
    - Related Jobs
  • Mission Support Ground Field Specialist (Onsite)

    RTX Corporation (Sacramento, CA)
    …operation. + **Active and transferable US government issued Top Secret / SCI security clearance is required prior to start date. US citizenship is ... eligible for a security clearance ​ ** Security Clearance :** TS / SCI ...Onsite roles will work primarily onsite.** ** Clearance Information :** This position requires a security more
    RTX Corporation (11/25/25)
    - Related Jobs
  • Senior Software Engineer

    RTX Corporation (Anaheim, CA)
    …algorithms + Ability to obtain a US government issued Top Secret SCI ( TS / SCI ) security clearance + US citizenship is required, as only ... only US citizens are eligible for a security clearance ** Security Clearance :** TS / SCI without Polygraph Raytheon Company Managed by Collins… more
    RTX Corporation (11/28/25)
    - Related Jobs
  • Principal Reverse Systems Engineer

    RTX Corporation (Anaheim, CA)
    …team environment. + Active and transferable Top - Secret SCI ( TS / SCI ) US government issued security clearance is required prior to start date ... eligible for a security clearance ​ ** Security Clearance :** TS / SCI ...telecommunications systems concepts and signal processing fundamentals + Existing Top - Secret SCI with Polygraph (Active… more
    RTX Corporation (10/15/25)
    - Related Jobs
  • Program Cost Schedule Control Analyst - Level 2…

    Northrop Grumman (Redondo Beach, CA)
    …requires the incumbent to possess a Department of Defense (DoD) active Top Secret ( TS ) security clearance and/or access to Special Compartmentalized ... Information ( SCI ) at the time of application. This position will...stated experience + Requires an active US Government DoD Top - Secret security clearance more
    Northrop Grumman (12/13/25)
    - Related Jobs
  • Design and Analysis Engineer (Communication…

    The Boeing Company (El Segundo, CA)
    …at El Segundo, CA.** **This position requires an active US Top Secret ( SCI ) Secret Security Clearance (US Citizenship Required). (A US ... of collective bargaining agreements. Please note that the salary information shown below is a general guideline only. Pay...This position requires an active US Top Secret / SCI Security Clearance more
    The Boeing Company (12/04/25)
    - Related Jobs
  • Staff Principal Computer Systems…

    Northrop Grumman (Redondo Beach, CA)
    …related field. + Current DoD Top Secret or DoD Top Secret / SCI security clearance . + Experience maintaining a containerized environment. + ... manage virus protection on a routine basis.Adhere to strict Information Systems security guidelines in all cases....candidate will be required to obtain a finalized DoD Top Secret security clearance more
    Northrop Grumman (12/10/25)
    - Related Jobs