Security Jobs in California

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

ASRC Federal Broadleaf is a premier provider of systems engineering, software engineering, system integration and project management services for real-time, mission-critical defense systems. As an Ala...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

Industrial Security Specialist / Assistant Facility Security Officer (AFSO) Mountain View, CA About the role Muon Space seeks a Industrial Security Specialist / Assistant Facility Security Officer (A...

Date Posted:2026-10-07Country:United States of America Location:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Req...

Job Description See what you're missing. Our employees work on the world's most advanced electronics - from detecting threats for F-35 pilots to illuminating the night for soldiers. Spanning air, lan...

Date Posted:2026-10-05Country:United States of America Location:US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirement...

MANTECH seeks a motivated, career and customer-oriented Physical and Industrial Security Specialist to join our team in El Segundo, CA.The Physical and Industrial Security Specialist will provide phys...

MANTECH seeks a motivated, career and customer-oriented Physical Security/Industrial Security Specialist to join our team in El Segundo, CA.This position provides physical security (PS), industrial se...

ManTech seeks a motivated, career and customer-oriented Personnel Security Specialist II to join our team in El Segundo, CA.The Personnel Security Specialist's primary function is to handle personnel ...