Security Clearance Jobs in Richardson, TX

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...

About the Role Seeking a skilled Systems Administrator to support a high‑visibility, secure engineering environment. This role is hands‑on, technical, and ideal for someone who enjoys working across v...

We are seeking qualified professionals with a *Top Secret Clearance and Sec+* to support a critical infrastructure deployment project for a large Aerospace & Defense company, one of the world's leadin...

Date Posted:2026-07-09Country:United States of America Location:US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...

Date Posted:2026-07-08Country:United States of America Location:US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...

Date Posted:2026-07-08Country:United States of America Location:US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...

Job Summary: The Sales Enablement & Bid Management Team includes client-focused, collaborative, and high-performing professionals who are strategically aligned to BDO's market development and growt...

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...

**Top Secret Clearance + Security+ Certification required day 1** Top Skills' Details Hypervisor node builds, VCF LCM operations, template maintenance, network integration What You'll Do • Execute h...

What You'll Do -Perform rack and stack installation of servers, switches, routers, patch panels, and other data center equipment in accordance with rack topology designs -Run, label, and manage struct...

Responsibilities Develops software solutions by conferring with users, studying systems flow, data usage, and work processes. Anticipates problem areas by utilizing the software development lifecycle...

All Qualified candidates will be responded to in 24 hours or less Clearance : Active TS/SCI with CI Poly required day one This effort is on-Site Employment type: Full Time w-2 or Contract Rate: open t...

All Qualified candidates will be responded to in 24 hours or less Active TS This effort is on-Site in Aurora, CO Employment type: Full Time W-2 or Contract Rate: open to Negotiation Benefits: includi...

All Qualified candidates will be responded to in 24 hours or less An active and transferable TS/SCI clearance is required prior to start date Onsite in State College, PA or Richardson, TX Emplo...

Active TS/SCI is a must - this effort is on Site All qualified candidates will be responded to in 24 hrs or less. Employment type: Full Time w-2 or C2C or 1099. Rate: open to Negotiation Location: ...

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...

Seeking qualified IT professionals with significant, in-depth experience within VMware virtualization environments to support a critical infrastructure deployment project for a large Aerospace & Defen...

Date Posted:2026-07-01Country:United States of America Location:US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...

Date Posted:2026-07-01Country:United States of America Location:US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requi...