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Senior Penetration Tester

Job in Herndon, Fairfax County, Virginia, 22070, USA
Listing for: Jobtailor
Full Time position
Listed on 2026-07-31
Job specializations:
  • Security
    Cybersecurity
Salary/Wage Range or Industry Benchmark: 120000 - 150000 USD Yearly USD 120000.00 150000.00 YEAR
Job Description & How to Apply Below
  • Perform penetration testing on networks, applications (including APIs, mobile apps, and web apps)
  • Utilize social engineering techniques
  • Provide mentoring to junior staff
  • Support Red Team operations
  • Develop and refine penetration testing methodologies, tools, and techniques
  • Advise customers on details of vulnerabilities, remediation strategies, and compliance requirements
  • Prepare final deliverables for delivery to customers
  • Establish and maintain positive relationships with customers and stakeholders
  • Lead and coordinate project readiness with internal teams and customers
  • Resolve client and project issues/blockers
  • Pursue continuous professional development in achieving industry specific certifications
  • Perform project readouts with customers
Requirements
  • Bachelor's degree in Computer Science, Information Security, or a related field; or 5+ years of equivalent job experience in penetration testing
  • 4+ years of professional services experience (consulting)
  • 5+ years of web application and network penetration testing experience
  • Proficient in at least one or more scripting languages (i.e., bash, python, Power Shell, ruby, etc.)
  • Strong technical acumen with regards to penetration testing methodologies
  • Strong understanding of security principles and methodologies
  • Familiarity with best practices frameworks such as OWASP, OSSTMM, or PTES
  • Ability to work in a SCIF in Northern Virginia or Seattle, Washington
  • Active Top Secret clearance or ability to get a Top Secret clearance
Core Competencies

Demonstrates expertise in penetration testing methodologies, tools, and techniques, with a strong focus on web application and network security. Capable of mentoring junior staff and advising clients on vulnerabilities and remediation strategies while maintaining positive stakeholder relationships.

Highest-signal resume keywords
  • Penetration Testing
  • Web Application Security
  • Network Security
  • Scripting Languages
  • Top Secret Clearance
ATS Optimization Keywords Hard Skills
  • Penetration Testing Methodologies
  • Social Engineering Techniques
  • Vulnerability Assessment
  • Remediation Strategies
  • Continuous Professional Development
  • Project Coordination
  • Client Issue Resolution
  • Security Principles
  • API Security
  • Mobile Application Security
Soft Skills
  • Mentoring
  • Relationship Building
  • Communication
  • Problem Solving
  • Team Collaboration
Certifications & Qualifications
  • Bachelor's Degree in Computer Science
  • Bachelor's Degree in Information Security
  • Top Secret Clearance
Industry Keywords
  • Red Team Operations
  • Professional Services
  • Consulting
  • SCIF
  • Compliance Requirements
Tools & Technologies
  • OWASP
  • OSSTMM
  • PTES
  • Bash
  • Python
  • Power Shell
  • Ruby
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Position Requirements
10+ Years work experience
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