ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now

Security Clearance Jobs in Mc Lean, VA

Mc Lean, VA

Viewing 1 - 20 of 334

Jobs in Mc Lean, VA requiring security clearance

Show:
Sort by:

Site Reliability Engineer

New
CATHEXIS
Apply today! Be one of the first candidates to apply for maximum exposure.
Maclean, VA(On/Off-Site)
Posted yesterday
2+ yrs exp
Top Secret

Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and pr...

user avatar

Senior IT Talent Acquisition Specialist

New
CATHEXIS
Apply today! Be one of the first candidates to apply for maximum exposure.
Maclean, VA(On/Off-Site)
Posted yesterday
5+ yrs exp
Unspecified

Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication based on customer requirements. Our core capabilities ...

user avatar

Senior Knowledge Manager

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
Intel Agency
Polygraph

R-00180660Description Job DescriptionLeidos has a new and exciting opportunity for a Senior Knowledge Manager our Intel Sector Analysis Solutions Business Area (ASBA).  Our talented team is at th...

user avatar

Data Scientist

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
Intel Agency
Polygraph

R-00180637Description Leidos has a new and exciting opportunity for a Data Scientistin our Intel Sector Analysis Solutions Business Area (ASBA).  Our talented team is at the forefront in Security...

user avatar

Transportation Engineering Lab Intern

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

R-00177513Description Leidos is seeking a Transportation Engineering Lab Intern in McLean, VA for April through August 2026, to support lab operations and ongoing research efforts at the FHWA Turner-F...

user avatar

Senior Software Developer

New
CCS Global Tech
Apply today! Be one of the first candidates to apply for maximum exposure.
Tysons, VA(On-Site/Office)
Posted yesterday
TS/SCI
Full Scope Polygraph

Senior Software Developer Location: Tysons, VA Clearance: TS/SCI with Full Scope Polygraph The Senior Software Developer supports full lifecycle development (analyze, design, develop, deploy, maintai...

user avatar

Mid-Level Systems Engineer

New
CCS Global Tech
Apply today! Be one of the first candidates to apply for maximum exposure.
Tysons, VA(On-Site/Office)
Posted yesterday
TS/SCI
Full Scope Polygraph

Mid-Level Systems Engineer Location: Tysons, VA Clearance: TS/SCI with Full Scope Polygraph The Mid-Level Systems Engineer is responsible for applications infrastructure across enterprise networks and...

user avatar

Painter

New
Amentum
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
Top Secret
Not Specified

Purpose and Impact: Amentum is seeking a Painter to join our team of passionate individuals in McLean, VA.Work Schedule: Monday - Thursday 4:30pm - 2:30amEssential Responsibilities: JOB FUNCTION: Prep...

user avatar

Defense Mission Professional

New
Booz Allen Hamilton
Apply today! Be one of the first candidates to apply for maximum exposure.
Langley Afb, VA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Job Number: R0237713Defense Mission Professional The Opportunity: Bring an in-depth understanding and expertise to identifying, analyzing, and evaluating complex or highly sensitive systems, policies ...

user avatar

Cyber Security Engineer

New
Arcfield
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

ResponsibilitiesServe as the customer-facing Subject Matter Expert (SME) on all cybersecurity-related issues.Provide policy guidance and cybersecurity direction across the Sponsor's Directorates and/o...

user avatar

Network Engineer

New
Arcfield
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

ResponsibilitiesThe individual selected for this position will provide systems/network engineering support to a program that seeks to adopt a phased approach to building infrastructure needed for the ...

user avatar

Human Resources Generalist

New
Bart & Associates, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
VA(On-Site/Office)
Posted yesterday
Confidential
Not Specified

DescriptionHuman Resources GeneralistAt B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, ...

user avatar

Data Analyst, Senior

New
American Systems Corporation
Remote/Hybrid
22102(Off-Site/Hybrid)
Posted 2 days ago
DHS
Not Specified

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...

user avatar

AWS Cloud Architect

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking an experienced AWS Cloud Architect to design, implement, and manage scalable, secure, and highly available cloud solutions. This role will lead cloud architecture strategy, driv...

user avatar

Software Application Tester

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a detail-oriented QA Automation Engineer to design, develop, and maintain automated test frameworks and scripts. This role will play a critical part in ensuring software quality...

user avatar

Systems Administrator

New
VTG
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a skilled Systems Administrator to manage, maintain, and support enterprise IT infrastructure. This role is responsible for ensuring the reliability, security, and performance o...

user avatar

Information Systems Security Engineer

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a highly skilled Information Systems Security Engineer (ISSE) to design, implement, and maintain security controls across enterprise systems and networks. This role ensures syst...

user avatar

DevOps Engineer

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a highly motivated and experienced DevOps Engineer with a minimum of 5 years of hands-on experience in building, automating, and maintaining scalable infrastructure and deployme...

user avatar

Network Engineer

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a skilled Network Engineer with at least 5 years of experience designing, implementing, and supporting enterprise network infrastructure. The ideal candidate will have strong ex...

user avatar

Data Engineer

New
VTG
Apply today! Be one of the first candidates to apply for maximum exposure.
Chantilly, VA(On-Site/Office)
Herndon, VA(On-Site/Office)
Mclean, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

OverviewWe are seeking a skilled Data Engineer with at least 5 years of experience designing, building, and maintaining scalable data pipelines and architectures. The ideal candidate will have strong ...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Pay My Bill
  • Contact Us
  • EULA
Download on the App StoreGet it on Google Play

© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service.