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Cyber Security Penetration Tester


Leidos has an exciting opportunity for a Cyber Security Penetration Tester in San Antonio, TX. This position requires an active TS/SCI clearance

• Conduct vulnerability assessments, to include in-depth penetration testing, on AF and DoD systems (i.e., Microsoft® Windows™ and UNIX® based platforms)
• Demonstrate ability to methodically analyze problems and identify solutions
• Explain, present, demonstrate [when applicable] and document the operational impact of a particular vulnerability
• Analyze, disassemble, and reverse engineer code to discern weaknesses for exploitation; document and transition results in reports, presentations and technical exchanges
• Assist customer with implementing policies and tactics, techniques and procedures for conducting assessments



Required Skill:
• Minimum Bachelors degree and 6 years experience or 10 years equivalent experience without a degree; degree should be focused on engineering or applied science. TS/SCI clearance required.
• Must possess or be willing to obtain the CISSP and a Penetration Tester (i.e., GPEN, L|PT, GPXN) certification within 6 months upon arrival at the customer site
• Must pass customer training and certification program and remain mission ready qualified
• Possess good writing and communications skills, to include the ability to render concise reports, summaries, and formal oral presentations
• Knowledgeable in common cyber threat terminology, methodologies, possess basic understanding of cyber incident and response, and related current events

Preferred Skills:
• MCTS, Linux+, C|EH and GREM certifications a plus
• Hands on knowledge and experience with The Metasploit Framework and Burp Suite; a background in applications development, a plus
• Strong knowledge of Windows® Internals, Windows® Application Programming Interfaces (API), Portable Executable (PE) formats, Windows® Registry, and security models
• Familiarity with the following protocols: ARP, DHCP, DNS, DSN, FTP, HTTP, IMAP, ICMP, IDRP, IP, IRC, NFS, POP3, PAR, RLOGIN, SMB, SMTP, SSL, SSH, TCP, TELNET, UDP
• Analytical with the ability to understand and implement customer objectives
• Experience or familiarity with military operations highly desirable
• Previous experience in penetration testing preferred (3-5 yrs)


Leidos Overview:
Leidos is a global science and technology solutions leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported pro forma annual revenues of approximately $10 billion for the fiscal year ended January 1, 2016 after giving effect to the recently completed combination of Leidos with Lockheed Martin's Information Systems & Global Solutions business (IS&GS). For more information, visit The company's diverse employees support vital missions for government and commercial customers. Qualified women, minorities, individuals with disabilities and protected veterans are encouraged to apply. Leidos is an Equal Opportunity Employer.
Company Name:
Security Clearance:
Top Secret / SCI
United States
Not Specified
Job Number:

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