Security Clearance Jobs in Pennsylvania

Our DoD/Aerospace client is looking to fill an Advanced Software Engineer position that just opened in Canonsburg, PA. In this role, you will participate in all phases of the Software Development Life...

Our DoD/Aerospace client is looking to fill in a Telemetry Tracking and Control (TT&C) System Engineer position that just opened in Pittsburgh, PA. In this role, you will Lead system architecture, des...

Overview Allied 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...

Overview Allied 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...

Overview Allied 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...

Overview Allied 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...

Overview Allied 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...

Overview Allied 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...

Overview Allied 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...

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

ARKA Group L.P. ("ARKA") is an advanced technologies company serving the U.S. military, intelligence community, and commercial space industry delivering next-generation solutions to support the nation...

ARKA Group L.P. ("ARKA") is an advanced technologies company serving the U.S. military, intelligence community, and commercial space industry delivering next-generation solutions to support the nation...

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

Summary Network Engineer Gettysburg, PA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional developmen...

R-00173248Description The Security Engineering Program (SEP) under Homeland and Force Protection at Leidos currently has an opening within the Professional Services Support (PSS) Program for a Si...

Check out this new opportunity! Advanced Embedded Software Engineer Canonsburg, PA Pay Estimated: $55.05-$63.76Hour Active Secret Clearance Required to Start Contribute to a company at the for...

We have an exciting opportunity for a Principal System Engineer to join our team. The role is supporting one of our premier programs in the ASDS business unit. In this role you will support advanced, ...

Date Posted:2026-02-03Country:United States of AmericaLocation:US-PA-STATE COLLEGE-5A ~ 302 Science Park Rd ~ BLDG 5APosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

Date Posted:2026-02-03Country:United States of AmericaLocation:US-PA-STATE COLLEGE-5A ~ 302 Science Park Rd ~ BLDG 5APosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

Date Posted:2026-02-03Country:United States of AmericaLocation:US-PA-STATE COLLEGE-5A ~ 302 Science Park Rd ~ BLDG 5APosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...