Penetration Tester - TS/SCI w POLY

Stech Technology UK Limited; McLean (VA); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Health coverage

Paid time off

401(k) matching

Flexible work arrangements

Professional development

Job summary

Falls Technology seeks an experienced Penetration Tester / Security Assessment Specialist to join our cybersecurity team. You will perform detailed security assessments, penetration tests, and vulnerability analyses to protect critical systems and data in a fast-paced, mission-critical environment.

The ideal candidate is hands-on, highly technical, and capable of communicating risks to senior government stakeholders.

Qualifications

• Active TS/SCI with Polygraph required.
• Extensive experience performing security assessments and penetration tests.
• Ability to document findings clearly for technical and non-technical stakeholders.

Responsibilities

• Perform internal penetration testing of servers, apps, services, and databases.
• Manually exploit and compromise OS and web apps to identify risks.
• Analyze results from scanners and code analysis tools.
• Identify vulnerabilities, misconfigurations, and compliance gaps.
• Create final assessment reports with risks and mitigations.

Skills

Internal pentest

Vulnerability assessments

Manual exploitation

Security risk analysis

Final reports

Cross-team collaboration

RoEs & test plans

RMF/NIST guidance

Technical writing

Cloud security (AWS)

Tools

NIST 800-53

RMF

AWS Cloud Security

Job description

Falls Technology is a forward-thinking company dedicated to delivering innovative, high-impact solutions to clients across government and industry. We foster a culture built on collaboration, technical excellence, and integrity—where skilled professionals are empowered to do meaningful work that drives mission success. As a trusted leader in digital transformation, we blend deep technical expertise with a user-focused mindset to modernize systems, reduce risk, and create secure, scalable solutions. At Falls Technology, we invest in our people because we know they are the foundation of our success.

We offer a robust benefits package that includes comprehensive health coverage, generous paid time off, 401(k) matching, flexible work arrangements, and professional development support. Our people-first approach ensures that you’re not only valued but also set up to thrive in your role and grow your career.

Position: Penetration Tester / Security Assessment Specialist
Must hold an active TS/SCI with Polygraph

Falls Technology is seeking a highly skilled Penetration Tester / Security Assessment Specialist to join our cybersecurity team. This role involves performing detailed security assessments, penetration tests, and vulnerability analyses to protect critical systems and data. The ideal candidate is hands-on, highly technical, and experienced in identifying, documenting, and communicating security risks in complex environments.

Required Skills:

• Conduct internal penetration testing and vulnerability assessments of servers, web applications, web services, and databases
• Manually exploit and compromise operating systems, web applications, and databases
• Analyze results from web/OS scanners and static source code analysis tools
• Identify vulnerabilities, misconfigurations, and compliance gaps
• Create final assessment reports detailing risks, mitigation strategies, and supporting references
• Collaborate effectively with developers, system administrators, project managers, and senior government stakeholders
• Provide actionable security recommendations to technical and non-technical audiences
• Draft penetration testing Rules of Engagement (RoEs), Test Plans, and SOPs
• Perform security reviews, conduct technical research, and contribute to improved defense strategies
• Apply NIST 800-53 and the Risk Management Framework (RMF) in assessments and reporting

Desired Skills:

• Certifications such as CEH (Certified Ethical Hacker) or CPT (Certified Penetration Tester)
• Strong technical writing and documentation skills
• Experience with AWS Cloud Security and cloud-based infrastructure assessments

If you're passionate about cybersecurity, thrive in a mission-critical environment, and are ready to contribute to impactful national security work, we invite you to bring your expertise to Falls Technology.