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Red Team Penetration Tester with Security Clearance

Anonymous EmployerDahlgren, VA🇺🇸United StatesPosted Oct 23, 2026

Quick overview

SeniorityMid Senior
Employment typeTemporary/Casual
Work modeOn Site
LocationDahlgren, VA, United States
PostedYesterday
PythonJavaC#C++RustAssemblyActive DirectoryPenetration Testing

Job description

Red Team Penetration Tester III
Location: Can be in Dahlgreen, VA or VA Beach
Clearance: TS/SCI Additional Notes:

  • Must have TS/SCI
  • This position is 100% onsite
  • Looking for someone with a CSSP Auditor and one of the other Certifications We are seeking a highly skilled and motivated Red Team Penetration Tester III to join our cybersecurity team.

This individual will be responsible for conducting advanced penetration tests, simulating real-world cyber threats, and identifying security weaknesses across various systems and environments. The ideal candidate will possess a strong offensive cybersecurity background, expert-level knowledge of threat actor tactics, and deep technical expertise in penetration testing tools and methodologies.

Requirements

  • Must have an active TS/SCI clearance
  • Seven (7) years of full-time professional experience conducting penetration testing or offensive Cyber operations in the following areas:
  • Developing and utilizing penetration tools such as Metasploit, NMAP, Kali Linux, Cobalt Strike
  • Mimicking threat behavior
  • Utilizing various operating systems (examples include Linux, Windows, MAC OS, etc.)
  • Utilizing Active Directory
  • Performing exploit development
  • Identifying gaps in tools and development techniques
  • Performing development with at least two scripting or programming languages (examples include python, C++, Java, Rust, Assembly, C#, etc.). • Must have a CSSP Auditor certification. • Must additionally have one of the following: Offensive Security Certified Professional (OSCP), or Offensive Security Certified Expert (OSCE), or Offensive Security Exploitation Expert (OSEE), or Offensive Security Wireless Professional (OSWP) certification.

Education: Bachelor's degree in Cybersecurity, Cyber Operations, Cyber Engineering, Information System, Information Technology, Computer, Electrical, or Electronics Engineering, Software Engineering, Computer Science, Mathematics with a concentration in Computer Science, or equivalent to above disciplines, OR an Associate's degree and 10 years of relevant experience.

Key Responsibilities

  • Plan, execute, and document sophisticated red team engagements and penetration tests.
  • Emulate advanced persistent threat (APT) behaviors to evaluate enterprise-level defenses.
  • Develop and utilize tools such as Metasploit, NMAP, Kali Linux, and Cobalt Strike.
  • Perform exploit development and scripting to mimic threat actor capabilities.
  • Identify gaps in existing security tools, processes, and defensive technologies.
  • Work with various operating systems including Linux, Windows, and macOS.
  • Utilize Active Directory to simulate lateral movement and privilege escalation scenarios.
  • Apply programming or scripting in at least two languages (e.g., Python, C++, Java, Rust, Assembly, C#).
  • Collaborate with Blue Teams and SOC personnel to provide findings and recommendations for remediation.

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