Senior Penetration Tester

North Charleston, United States | Posted on 10/07/2025

George Consulting is committed to creating a diverse environment and is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color,religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, orveteran status.

Job Description:

George Consulting isseeking a Senior Penetration Tester that will lead advanced offensive security assessments in support of Department of Defense (DoD) cybersecurity missions.

The role involves planning and executing penetration tests, identifying andexploiting complex vulnerabilities, providing strategic recommendations, and supporting RMF authorization activities. The ideal candidate is a technical leader with extensive hands-on testing experience and a strong understanding ofDoD cybersecurity frameworks, tools, and compliance requirements.

• Leadand execute penetration testing engagements on DoD networks, systems,applications, and cloud environments.
• Identify,exploit, and validate vulnerabilities using manual and automated techniques.
• Develop and present proof-of-concept exploits demonstrating operational and missionimpact.
• Producedetailed technical reports and executive briefings outlining findings andremediation recommendations.
• Support
  
  RMF and eMASS documentation, providing risk analysis and testing evidence.
• Advisesystem owners and cybersecurity teams on remediation strategies and defensiveimprovements.
• Mentorjunior testers and contribute to red team methodology development.
• Stay current on adversary TTPs, emerging threats, and DoD cybersecurity standards.
• Ableto work independently with limited direction and be self-motivated.
• Ableto work with other contractor teammates and customers daily.
• Ableto work closely with customers to ensure deliverables meet their expectations and arrive in a timely manner.
• Attendand actively participate in team meetings.

THIS POSITION REQUIRES AN ACTIVE DEPARTMENT OF DEFENSE TOP SECRET OR SECRET SECURITY CLEARANCE.

• Active DoD Secret clearance (TS/SCIpreferred).
• Bachelor’s degree in Cybersecurity,Computer Science, or related field (or equivalent experience).
• 5+ years of penetration testing oroffensive security experience, including leading engagements.
• Current DoD 8570.01-M IAT Level IIIor CSSP Analyst/Tester certification (e.g., CASP+, CISSP, CEH, OSCP, GPEN,GXPN).
• Advanced proficiency with tools suchas Kali Linux, Metasploit, Burp Suite, Blood Hound, Cobalt Strike, Nmap, and Nessus.
• Strong knowledge of Windows/Linux systems, Active Directory, network protocols, and cloud/virtualizedenvironments.
• Experience with DISA STIGs,HBSS/ACAS, and DoD cyber ranges.
• Familiarity with Zero Trustarchitectures and DoD cybersecurity reference models.
• Scripting or development skills in Python, Power Shell, or Bash.
• Experience with exploit development,reverse engineering, or ICS/SCADA testing.
• Prior support to major DoD programoffices (e.g., NIWC, NAVAIR, PMA).
• Experience mentoring or managingtechnical teams.
• Excellent written and verbal communication skills, including briefing senior leadership.

George Consulting is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran disability or genetic information or any other reason prohibited by law in employment.