Top 11 Senior penetration tester Jobs in Mclean Va

Senior Penetration Tester
Govcio LLC —Washington, DC
- $124,540 - $180,000 a year
- Full-time
- Azure
- 8 years
- AWS
Senior Penetration Tester
CoStar Group —Arlington, VA
- $115,000 - $203,000 a year
- Full-time
- 6 years
- Computer Science
- Office
- Employee stock purchase plan
- Health insurance
Senior Penetration Tester
Cyber Defense Technologies —Chantilly, VA
- $124,000 - $168,000 a year
- Master's degree
- Team management
- Mentoring
- Health insurance
- Dental insurance
Quick Apply
Senior Penetration Tester
Tharros —Washington, DC
- Full-time
- Analysis skills
- Senior level
- 2 years
Government and Public Sector - Cybersecurity - Penetration Tester - Senior Consultant
EY —McLean, VA
- $104,800 - $218,500 a year
- Office
- Bachelor's degree
- Travel
- Paid holidays
- Health insurance
Senior Penetration Tester
Quzara LLC —Washington, DC
- $145,000 - $180,000 a year
- Weekends as needed
- Hybrid work
- Azure
- 6 years
- Computer Science
Quick Apply
Cleared Senior Penetration Tester
Fortreum —Herndon, VA
- $165,000 - $185,000 a year
- Online Application
- Hybrid work
- Computer Science
- Bachelor's degree
- Team management
- AD&D insurance
- Paid holidays
Penetration Tester, Senior (TS/SCI Clearance)
Praescient Analytics —Arlington, VA
- $110,000 - $160,000 a year
- Online Application
- Research
- 8 years
- Senior level
- Paid holidays
- Paid time off
Quick Apply
Penetration Tester, Senior
Navstar, Inc. —Annapolis Junction, MD
- $150,000 - $190,000 a year
- 11+ years
- Java
- Bachelor's degree
- Paid holidays
- Disability insurance
Senior ISSE/Penetration Tester TS/SCI Polygraph
Leidos —Annapolis Junction, MD
- $131,300 - $237,350 a year
- Full-time
- Computer Science
- 11+ years
- Research
- Paid holidays
- Paid time off

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Senior Penetration Tester

Govcio LLC -
Washington, DC

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Job Details

Full-time
$124,540 - $180,000 a year

Qualifications

Test scanning software
Azure
Public Cloud
AWS
Security system vulnerability testing
Research findings presentation
RHEL
Vuls

Full Job Description

Overview:

GovCIO is currently hiring for a Senior Pentration Tester with an active TS/SCI clearance to support DHS onsite in Washington, DC.

Responsibilities:

The Senior Penetration Tester serves as Key Personnel responsible for leading advanced penetration testing and vulnerability assessment activities within a TS/SCI environment. This role ensures mission‑critical security assurance across enterprise systems, applications, and cloud infrastructures by applying deep technical expertise, zero‑trust principles, and attacker‑focused methodologies. The Senior Penetration Tester guides technical direction, ensures rigorous execution, and provides authoritative recommendations to strengthen security posture across sensitive environments.

Lead, plan, and oversee penetration testing operations for systems, networks, cloud resources, and web‑based applications in a TS/SCI environment
Execute comprehensive vulnerability assessments and software assurance evaluations; authoritatively document findings and drive remediation strategies
Conduct deep technical analysis of vulnerabilities including buffer overflows, SQL injection, CSRF, XSS, race conditions (TOCTOU), XXE, encryption weaknesses, authentication bypass, and similar issues
Assess and advise on security considerations during software acceptance activities, including criteria definition, risk acceptance evaluation, documentation review, and independent validation approaches
Apply advanced security defense functions (encryption, access control, identity management) to reduce exploitation risks, including those related to supply chain considerations
Provide threat intelligence insights and vulnerability research aligned with frameworks such as NIST 800‑53 and MITRE ATT&CK to inform cloud security architecture decisions
Develop new or enhanced penetration testing methodologies to identify emerging vulnerabilities and expand organizational capability
Serve as a senior technical advisor and mentor to penetration testing staff; ensure consistency, quality, and rigor in testing execution
Represent the penetration testing function in discussions with leadership, engineering teams, and mission stakeholders as required for Key Personnel roles

Qualifications:

Bachelor's with 12+ years of penetration testing experience (or commensurate experience)
Minimum of 8 years of experience supporting enterprise security architectures and cloud platforms (AWS, Azure, Google Cloud)
Proven, extensive experience as a Penetration Tester in complex or classified environments
Advanced knowledge of penetration testing methodologies, offensive security techniques, and industry tools
Experience with AWS, Azure, RHEL, Linux, and Tenable
Hands-on experience with tools including Kali Linux, Burp Suite Pro, and Metasploit
Strong analytical and problem‑solving skills with an ability to think like an attacker
Excellent communication skills to deliver clear, actionable findings to both technical and executive stakeholders
Preferred certifications: CEH, OSCP, or equivalent offensive security certifications
Clearance Required: Active TS/SCI clearance

Posted Salary Range: USD $124,540.00 - USD $180,000.00 /Yr.

Apply Now

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senior penetration tester jobs in mclean va

Senior Penetration Tester

Senior Penetration Tester

Senior Penetration Tester

Senior Penetration Tester

Government and Public Sector - Cybersecurity - Penetration Tester - Senior Consultant

Senior Penetration Tester

Cleared Senior Penetration Tester

Penetration Tester, Senior (TS/SCI Clearance)

Penetration Tester, Senior

Senior ISSE/Penetration Tester TS/SCI Polygraph

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