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1,382 sci jobs at 193 companies in California

3w
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Principal Engineer - TS/SCI Clearance
Long Beach, California, United States
$180k-$260k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
12+ YOEActive TS/SCI clearance and U.S. eligibility, BA/BS in engineering or technical discipline, 12+ years supporting satellite/spacecraft programs, strong subsystem and orbital mechanics knowledge.
MATLAB, Python, STK
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3w
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Principal Engineer - TS/SCI Clearance
Long Beach, California, United States
$180k-$260k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
12+ YOEU.S. citizen or authorized per ITAR, active TS/SCI clearance, Bachelor’s in engineering, 12+ years supporting satellite/spacecraft programs, understanding of subsystems, orbital mechanics, and satellite operations.
MATLAB, Python, STK
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1mo
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Principal Crypto Engineer (TS//SCI)
Los Angeles, California, United States
$160k-$245k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
5+ YOEBachelor's in EE/CE/CS, 5+ years engineering experience with cryptographic systems/COMSEC, direct NSA Type-1 experience and certification knowledge, active Top Secret/TS-SCI clearance, U.S. Person required, ability to travel up to 25%.
RMF, ATO, JSIG, NSA Type-1, COMSEC, ITAR, EAR
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1w
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Budget Analyst TS/SCI Required
El Segundo, California, United States
$75k-$105k/yr OnsiteFull Time
Tecolote Research
Tecolote Research: Provides defense acquisition consulting, analytics, and software solutions.
5+ YOE5-10 years DoD acquisitions financial management or budget analysis, bachelor\u0002s degree required, TS/SCI clearance (DCID 6/4) and US citizenship required, FM Suite/CCaR/Excel experience, familiarity with DoD acquisition and budget guidance.
FM Suite, CCaR, Microsoft Excel
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1w
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Senior AFSIM Simulation Engineer - TS/SCI
San Diego, California, United States
$148k-$267k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
10+ YOEUS citizen with active TS/SCI, 10+ years relevant experience or equivalent, AFSIM scripting and scenario development, DoD systems analysis and MBSE experience.
AFSIM, Advanced Framework for Simulation Integration and Modeling (AFSIM), Next Generation Threat System (NGTS), Distributed Interactive Simulation (DIS), Simulation Interoperability Standards Organization (SISO), Link 16, Command & Control (C2), Docker, CRI-O, Kubernetes, Rancher, MBSE
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1w
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Security Specialist (TS/SCI Clearance Required)
Port Hueneme, California, United States
$90k-$115k/yr OnsiteFull Time
Synectic Solutions
Synectic Solutions: Provides engineering and logistics services to defense agencies.
4+ YOETop Secret/SCI clearance, bachelor’s degree (or equivalent experience), 4 years PHYSEC/INFOSEC DoD/IC experience, alarm and access control systems experience, and ability to mentor junior staff.
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1mo
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GNC Engineer - Hybrid (TS/SCI Clearance)
United States or El Segundo
$134k-$201k/yr RemoteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
10+ YOETS/SCI clearance and U.S. citizenship required. Bachelor's in aerospace/mechanical or related and 10+ years' experience. Experience in orbital mechanics, control systems, guidance algorithms, flight software, telemetry, and real-time operations.
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1d
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Staff Classified Cybersecurity Analyst - TS/SCI
Redondo Beach, California, United States
$177k-$266k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
10+ YOEMaster’s plus 10, bachelor’s plus 12, or associate’s plus 14 years of technical experience; current Top Secret clearance with SCI eligibility; U.S. Government 8140 IAM Level III credential required.
RMF, Assessment and Authorization (A&A), Security Test and Evaluation (ST&E), Continuous Evaluation (CE) Program
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Security Specialist (SCI)
Point Mugu, California, United States
$104k-$136k/yr OnsiteFull Time
Puget Sound Naval Shipyard and Intermediate Maintenance Facility
Puget Sound Naval Shipyard and Intermediate Maintenance Facility: Maintains, repairs, and modernizes United States Navy ships and systems.
1+ YOEOne year of specialized experience equivalent to GS-11 managing Sensitive Compartmented Information programs, implementing security policies, and protecting sensitive information, materials, and processes.
USA Hire, USAJOBS, Resume Builder, Microsoft MyBiz
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3w
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Software Quality Assurance Engineer III TS/SCI
Pasadena, California, United States
$127k-$144k/yr OnsiteFull Time
Jet Propulsion Laboratory
Jet Propulsion Laboratory: Leading robotic space exploration and planetary research for NASA.
6+ YOEBachelor's in related discipline with ~6+ years (or MS/PhD with reduced years), knowledge of NASA/JPL software standards, active U.S. citizenship and TS/SCI clearance, programming experience in C/C++/Java/Python, EM/UNIX experience.
C, C++, Java, Python, UNIX, Linux, VxWorks, Github, JIRA, Integrated Development Environments (IDEs), compilers, static analyzers, AIs, LLMs
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GNC Systems Engineer w/TS/SCI Clearance
Pasadena, California, United States
$51-$84/hr OnsiteContract
Columbus Technologies and Services
Columbus Technologies and Services: Provides technical and engineering services for government aerospace missions.
6+ YOEActive TS/SCI clearance, degree in aerospace/electrical/mechanical or related field plus 2–6+ years relevant GNC experience, strong guidance/estimation/control background, precision pointing and team leadership, EM development and validation experience.
Matlab, Simulink
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3mo
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Construction Surveillance Technician (CST) | TS/SCI CI-Poly
Fairfield, California, United States
$37/hr OnsiteFull Time
IDS International
IDS International: Global training, logistics, and security for government agencies.
3+ YOEActive TS/SCI clearance with CI-Poly, U.S. citizenship, 21+ years old, high school diploma or GED, experience in security and construction site surveillance.
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6d
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SCI - Program Manager (Hybrid)
Stanford, California, United States
$107k-$199k/yr HybridFull Time
Stanford University
Stanford University: A private research university providing higher education and research.
5+ YOEBachelor’s degree and five years of relevant experience, or equivalent combination; requires program planning, budgeting, analysis, communication, organization, and staff direction skills.
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1mo
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Systems Architect – MBSE (Cameo, DoDAF, SysML) | TS/SCI
Warrenton or Washington D.C. or Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco
$125k-$145k/yr OnsiteFull Time
Trace3
Trace3: Provides IT consulting and technology solutions for enterprise digital transformation.
3+ YOE3+ years enterprise architecture/MBSE experience with Cameo, DoDAF, SysML; strong technical, analytical, project management, and communication skills; active Top Secret/SCI clearance required; technical BA/BS preferred.
Cameo, Cameo Enterprise Architect, Cameo EA, DoDAF, MODAF, UPDM, SysML, UML, Rational Rhapsody, Sparx Enterprise Architect, MATLAB, STK, AFSIM, Simulink, Model Center, UAF, MBSE
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2mo
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ARISS - System Administrator (Top Secret/SCI Clearance w/ Poly Required)
Dublin, California, United States
$60k-$95k/yr FieldFull Time
Seneca Holdings
Seneca Holdings: Operates a portfolio of federal and commercial businesses.
5+ YOETS/SCI with CI Polygraph required; 5+ years classified IT experience; IAM or IAT Level II/III (DoD 8140); experience with STIGs, system administration, and user support for classified systems.
Army Security Technical Implementation Guides (STIG), MIRC
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2mo
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SCI-CTO Sponsor Liaison (Hybrid)
Stanford, California, United States
$163k-$197k/yr HybridFull Time
Stanford University
Stanford University: Private research university providing academic education and medical services.
8+ YOEBachelor's degree plus 8 years relevant experience (or equivalent), leadership and program management skills, oncology clinical research operations experience preferred, excellent communication, planning, financial and analytical abilities.
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2mo
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SCI-CTO Sponsor Liaison (Hybrid)
Stanford, California, United States
$163k-$197k/yr HybridFull Time
Stanford University
Stanford University: A private research university providing higher education and research.
8+ YOEBachelor's degree and eight years of relevant experience, or equivalent combination; requires leadership, planning, analytical, communication, resource management, and clinical research expertise.
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2mo
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ASC PHYSCN - PSYCHIATRY & BEHAV SCI
Sacramento, California, United States
OnsitePart Time
University of California, Davis
University of California, Davis: Public land-grant research university providing higher education and healthcare.
No qualifications or requirements are listed in the job description.
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4w
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Information Systems Security Manager (ISSM) – Subject Matter Expert (SME) – TS/SCI
Los Angeles, California, United States
$130k-$150k/yr OnsiteFull Time
Vision Information Technology Consultants
Vision Information Technology Consultants: Provides specialized IT and cybersecurity services for government agencies.
12+ YOEActive TS/SCI clearance, 12+ years cybersecurity experience including ISSM/RMF, NIST and STIG implementation, compliance oversight, incident response, and leadership in DoD/Air Force environments.
RMF, NIST, STIG
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1mo
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Immediate Hire for SCI Client Overnights
El Cajon, California, United States
$22-$24/hr FieldFull Time, Part Time
San Diego Compassionate Caregivers
San Diego Compassionate Caregivers: Provides personalized non-medical in-home care services for seniors.
1+ YOEHome Care Aide registration (within 30 days), TB clearance, reliable transportation, 1+ year caregiving and Hoyer lift experience, ability to lift/transfer, COVID vaccination preferred, English proficiency.
Hoyer lift
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