Security Clearance Jobs in Mc Lean, VA

Date Posted:2026-10-21Country:United States of America Location:US-MA-TEWKSBURY-TB2 ~ 50 Apple Hill Dr ~ SUDBURY BLDG, Tewksbury Tb2 200 Sudbury Position Role Type:Onsite U.S. Citizen, U.S. Person, o...

Point Solutions Group, a ClearanceJobs company, is hiring a Database Engineer for a full-time, on-site role in Herndon, VA. Responsible for database design, data modeling, schema development, SQL/PL/S...

Job Number: R0242661Data ScientistThe Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented...

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 ...

Careers at Systems Architect REQUIRED: Active TS/SCI with Full Scope PolygraphLOCATION: Full-time onsite in McLean, VA We are seeking a Systems Architect who can transform c...

At EY, we're all in to shape your future with confidence.We'll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help t...

At EY, we're all in to shape your future with confidence.We'll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help t...

R-00186131Description Are you interested in improving and shaping the transportation industry in a group of intelligent and motivated individuals?  Leidos operates the Federal Highway Administra...

Job Type: Full-Time Clearance: TS/SCI and the ability to obtain/maintain a Polygraph is required Must be a U.S. Citizen Benefits: Medical, dental, and vision coverage, 401k matching, generous PTO, ...

Job Type: Full- Time Workplace Type: Onsite Clearance: TS/SCI willingness to take a polygraph exam Must be a U.S. Citizen Job Summary Castalia Systems is seeking a Mid-Level All-Source Analyst t...

SUMMARYLead strategic captures across the Department of Army — driving opportunity shaping, teaming, and capture/proposal execution for high-value pursuits in AI, cybersecurity, cloud, and digital tra...

About Agile DefenseAt Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spiri...

Job Category: IT Infrastructure and OperationsRequisition Number: SYSTE002321Apply nowPosting DetailsPosted: October 1, 2026Full-TimeOn-siteSalary Range: $164,382.40 USD to $274,518.40 USDLocationsSho...

Job Category: Program Delivery and ExecutionRequisition Number: ITPRO002346Job DetailsDescriptionGCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver ...

Job Category: Software EngineeringRequisition Number: SOFTW002345WORK REQUIREMENTSManage project priorities and tasks to ensure accuracy and timeliness, clarity of message, and quality control for pro...

At EY, we're all in to shape your future with confidence.We'll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help t...

At EY, we're all in to shape your future with confidence.We'll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help t...

Company OverviewIridium is an award-winning satellite communications company operating the world's only truly global voice and data network, delivering reliable connectivity anywhere on Earth. For mor...

OverviewThank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our c...