Penetration Tester Team Lead

The U.S. Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a U.S. Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular, cloud, security devices, servers and workstations. The CBP SOC is responsible for the overall security of CBP Enterprise-wide information systems, and collects, investigates, and reports any suspected and confirmed security violations. We are seeking a highly skilled and experienced Penetration Testing Team Lead to join our team supporting CBP. As the leader of this highly technical Penetration Testing Team supporting CBP, you will be responsible for managing the day-to-day operations of the team, coordinating efforts of the team, leading by example, and conducting comprehensive security assessments of CBP FISMA systems with the purpose of identifying vulnerabilities and providing actionable recommendations to enhance the security posture of CBP's critical systems and networks. This role requires a deep understanding of offensive cybersecurity techniques, strong analytical capabilities, detailed report writing skills and the ability to lead a team of skilled penetration testers. Primary Responsibilities: Responsible for managing the team of Penetration Testers, penetration tests, the scheduling and coordination of pentests, Lead and execute advanced penetration testing, purple team engagements, and red team engagements across complex enterprise environments, including internal/external network infrastructure, Active Directory domains, APIs, hybrid cloud architectures, and on-prem systems. Develop, coordinate and enforce Rules of Engagement (ROE) for penetration tests, lead stakeholder planning sessions to define scope and constraints of upcoming pentests, and deliver clear, actionable outbriefings on findings, impact, and remediation to technical and executive audiences. Develop, modify, and deploy custom exploits, payloads, and tooling, including scripting in Python, Ruby, PowerShell, Bash, and other languages to bypass security controls, automate attack paths, and enhance tradecraft. Conduct penetration testing activities aligned with CBP and industry best practices. Provide real-time technical mentorship during engagements, including paired testing, whiteboarding attack paths, and guiding junior testers through exploitation chains and industry best practices. Maintain accountability for engagement quality and technical depth, reviewing findings, validating exploit paths, and ensuring reports accurately reflect risk, attack feasibility, potential impacts, and recommended remediations. Conduct technical oversight and quality assurance across all engagements, reviewing testing approaches, validating exploit chains, and ensuring consistency in methodology, depth, and reporting standards across the team and engagements. Lead purple team collaboration efforts from the pentest perspective, working directly with the CBP SOC, detection engineering team, and Cyber Threat Hunt team to execute actions designed to validate detections, tune SIEM use cases, and improve defensive posture. Mentor and develop team members through structured and ad hoc technical coaching, raising the overall capability of the team while maintaining individual technical skillsets and experience. Utilize the MITRE ATT&CK framework to understand and emulate TTPs of adversaries, threat actors, APTs, and threats targeting CBP and map operations to ATT&CK techniques and sub-techniques. Create detailed reports listing vulnerabilities identified during pentests, with actionable mitigation recommendations following completion of pentest engagements. Stay actively engaged in emerging vulnerability research, exploit techniques, and adversary methodologies, rapidly integrating new capabilities into both personal and team operations. Foster a high-performance, technically rigorous team culture, driving continuous learning through labs, internal exercises, and knowledge-sharing sessions while nurturing cutting-edge offensive skillsets. Basic Qualifications: T5: Candidate shall have a minimum of a Bachelors and twelve (12) years of professional experience penetration testing, red teaming, or offensive security experience, with a minimum of four (4) years of experience directly leading a Penetration Testing Team. Additional years of experience can be accepted in lieu of degree. T6: Candidate shall have a minimum of a Bachelors and fifteen (15) years of professional experience penetration testing, red teaming, or offensive security experience, with a minimum of four (4) years of experience directly leading a Penetration Testing Team. Additional years of experience can be accepted in lieu of degree. Must have an active TS/SCI. Demonstrated expertise in multi-layer exploitation, with the ability to identify, chain, and execute attacks across network infrastructure, operating systems (Windows/Linux), web applications, APIs, and cloud platforms; proven capability to move from initial access through full domain or environment compromise. Proficiency with offensive security tooling and frameworks, including Cobalt Strike, Mythic, Sliver, Metasploit, Burp Suite Pro, BloodHound, Nmap, and similar tools with specific experience modifying and extending tools to evade controls. Strong understanding of enterprise networking and protocols with the ability to enumerate, pivot, and exploit across complex, segmented network environments. Hands-on experience with cloud and modern infrastructure security, familiarity with IAM abuse, privilege escalation, token theft, insecure configurations, and lateral movement within cloud-native services and hybrid environments. In-depth knowledge of operating systems and security controls, including Windows/Linux internals, endpoint protections, logging mechanisms, and common defensive controls with a demonstrated ability to bypass or evade these protections during engagements. Proven leadership and team management experience, including leading technical teams through complex engagements, mentoring junior and mid-level testers, conducting quality assurance on deliverables, and managing multiple concurrent assessments without sacrificing technical depth. Strong communication skills, with the ability to clearly articulate complex technical findings, attack paths, and risk implications to both technical stakeholders and executive leadership through written reports and verbal briefings Must be a US Citizen Must be able to travel to the Ashburn VA office location up to 5 days per week Core Certifications: At least one certification from the below list: OSCP OSCE OSWP OSEE GPEN GISF GXPN GWAPT Clearance: All CBP SOC employees are required to favorably pass a 5-year Background Investigation (BI) The candidate must currently possess a Top Secret Clearance with the ability to obtain a Top Secret/SCI Clearance Preferred Qualifications: Experience conducting full-scope red team operations and adversary emulation campaigns. Familiarity with MITRE ATT&CK framework and threat-informed testing methodologies. Knowledge of container and Kubernetes security testing. Prior experience supporting federal or regulated environments. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: June 4, 2026 For U.S. Positions: 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 $131,300.00 - $237,350.00 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. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. 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