Security Clearance Jobs in Pennsylvania

OverviewCompany 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 dynam...

OverviewCompany 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 dynam...

Our DoD/Aerospace client is looking to fill a Software Engineer - Test Systems Developer - Secret position that just opened in Canonsburg, PA. In this role, you will be a member of a cross functional ...

Construction Quality Assurance Manager Position will work as primary contact for all quality issues for job site while coordinating inspections, supervising contractors, and creating daily reports. Co...

The Building People delivers integrated solutions that connect technology, buildings, and people to optimize real estate performance, facility operations, and workforce outcomes. With over 450 contrac...

AMERICAN SYSTEMS is seeking a Senior Network and Computer Systems Administrator to Strengthen Resilience-NISSC III at Raven Rock! Become the backbone of government continuity and national defense as a...

Piper Companies is looking for a Signal Integrity Engineer to join a leading provider of high-speed interconnect solutions for telecom and datacom systems in an onsite role located near Harrisburg, P...

Date Posted:2025-12-05Country:United States of AmericaLocation:PA602: 302 Science Park Road, Bldg 5C 302 Science Park Road Building 5C, State College, PA, 16803-2214 USAPosition Role Type:Onsite U.S. ...

We are seeking a highly skilled Engineer III to support engineering, modernization, and sustainment of shipboard machinery and control systems across the U.S. Navy amphibious fleet. The engineer in th...

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...

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...

Job Number 712299BR Description:About Lockheed Martin Space:Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see i...

Job Number 712465BR Description: The mission matters. So do the people behind it. With advancing defense technology at our core, what sets us apart is a culture of collaboration, purpose, and impact....

Job Number 712441BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

Job Number 712302BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

Job Number 712364BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...

Job Number 712387BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

Job Number 710126BR Description:This position requires ability to obtain and maintain TS/SCI clearance and Polygraph. Must be a U.S. Citizen.Security Representative responsibilities include:- Provide...

Job Number 704832BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

ResponsibilitiesNoblis MSD is seeking Engineering Services Agents in Philadelphia, PA, San Diego, CA and Norfolk, VA. Noblis MSD's mission is to support the Naval Sea Systems Command (NAVSEA) and, Nav...