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Job Details

Senior Cyber Penetration Tester


Senior Software Tester


Huntsville, Alabama, United States


Leidos Defense Systems is seeking talented and motivated Senior Cyber Penetration Tester to join a diverse, highly skilled team to perform penetration tests on customer systems. We have offices across the United States engaging in the defense, space, cyber, and commercial fields, we provides responsive, cost-effective intelligence, engineering, scientific, and IT Solutions.

Primary Responsibilities

The position consists of performing live penetration tests for customers and performing deep-dive preparatory analysis for any system under test. The position also includes recommending specific mitigation strategies to the customer for discovered vulnerabilities and testing at multiple stages of the system development/acquisition lifecycle. This also includes offensive cyber tool development for use in stand-alone and network-connected systems. The position is responsible for ensuring survivability and resiliency of customer systems under test, and timely delivery of development updates and after-action reports after each penetration test.

Basic Qualifications

  • Bachelor’s degree from an ABET accredited school in Cyber Security, Computer Science, Computer Engineering, Electrical Engineering, or related Technical Degree

  • 12-15 years of experience in penetration testing/red teams or related security field, or a Master’s degree in a related field with 10 years of experience

  • Expert in the use of Linux (preferably Kali, Parrot, or similar distros) and Windows Operating systems

  • Expert knowledge in computer security, whether it be in forensics, systems analysis, penetration testing, tool development, or other related effort.

  • Expert working knowledge of and experience with Scanning/Analysis Tools (nmap, nikto, etc)

  • Expert in use of Exploitation Tools (Metasploit, Cobalt Strike, etc)

  • Experience with using scripting languages such as bash, python, etc

  • Exceptional problem solving skills

  • Candidate must be a resident of North Alabama area or be willing to relocate to the Huntsville/North Alabama area.

Preferred Qualifications

  • Extensive hands-on experience with performing penetration tests, reverse engineering, and/or system analysis

  • Prior DoD experience

  • Strong communication skills for documenting and relaying findings to customers

  • Expert understanding of TCP/IP network architecture.

  • Extensive experience analyzing into how security breaches and exploits can disrupt field operations in the defense and private sectors

  • Completion or work towards GSEC, GCIH, GPEN, OSCP, OSCE3 or similar technical certification

Original Posting Date:


While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $144,300.00 - $260,850.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.