Jr Cyber Penetration Tester
Confirmed on the employer's own hiring board on Sep 23, 2026. First seen by Alion on Sep 22, 2026.
Responsibilities
Peraton is currently seeking a Jr Cyber Penetration Tester to become part of our Federal Strategic Cyber Group.
Location: Rosslyn, VA. Situational Telework. Must be local to the job site.
This Federal Strategic Cyber program encompasses technical, engineering, data analytics, cyber security, management, operational, logistical and administrative support to aid and advise the Cyber & Technology Security (CTS) Directorate. This includes protecting a global cyber infrastructure comprising networks, systems, information, and mobile devices all while identifying and responding to cyber risks and threats.
In this role, you will:
- Support the Penetration Testing (Red Cell) Team.
- Assess the current state of the customer’s system security by identifying all vulnerabilities and security measures.
- Help customer perform analysis and mitigation of security vulnerabilities.
- Perform and report on penetration testing of systems, including cloud, to satisfy the NIST 800-53 CA-8 security control and using methodologies that may include, NIST SP 800-115, Penetration Testing Execution Standard (PTES), and Information Systems Security Assessment Framework (ISSAF).
- Stay abreast of current attack vectors and unique methods for exploitation of computer networks.
- Provide support to incident response teams through capability enhancement and reporting.
- Assist in maintaining Red Cell infrastructure.
- Develop or modify tools that automate discovery or exploitation (e.g. bash, Python, JavaScript, PowerShell).
Join Our Mission:
At Peraton, you’ll be part of a team that’s making a real difference. We are committed to creating solutions that empower the U.S. Intelligence Community and our national defense partners to succeed in their mission to protect America. We offer a culture that fosters innovation, collaboration, and continuous learning, with opportunities for career growth in one of the most dynamic fields in the industry.
If you’re ready to be challenged, make an impact, and grow your career while supporting the nation’s defense, apply today!
Qualifications
Required:
- Bachelor's degree and 2 year of related experience or additional 4 years may be considered in lieu of the degree requirement.
- Demonstrated basic understanding of networking and security principles.
- Experience with evaluating system security configurations.
- Understand common Web Application vulnerabilities like SQLi, XSS, CSRF, and HTTP Flooding.
- Experience with penetration testing tools such as Metasploit, Burp Suite, Nmap, etc.
- Fundamentals of network routing & switching and assessing network device configurations.
- Familiarity in evaluating findings and performing root cause analysis.
- Demonstrated ability to work alone and/or within a small group.
- Must possess and maintain ONE of the listed certifications below:
- CCNA Cyber Ops, CCNA-Security, CEH, CFR, Cloud+, CySA+, GCIA, GCIH, GICSP, or SCYBER
- U.S. citizenship required.
- Active Secret security clearance.
Preferred:
- Active Top Secret or TS/SCI.
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.