NewSenior Penetration Tester Govcio LLCSenior Penetration TesterWashington, DC$124,540–$180,000 / yearThis role ensures mission‑critical security assurance across enterprise systems, applications, and cloud infrastructures by applying deep technical expertise, zero‑trust principles, and attacker‑focused methodologies. Conduct deep technical analysis of vulnerabilities including buffer overflows, SQL injection, CSRF, XSS, race conditions (TOCTOU), XXE, encryption weaknesses, authentication bypass, and similar issues.
Lead Penetration Tester Revolutional, LLCLead Penetration TesterWashington, DC$110,000–$150,000 / yearGPEN (GIAC Penetration Tester), GXPN (GIAC Exploit Researcher and Advanced Penetration Tester), OSCP (Offensive Security Certified Professional), or equivalent offensive security credential. You develop test plans, lead technical execution, produce security assessment reports and criticality matrices, and deliver out-brief presentations directly to agency CIO and CISO-level audiences.
Penetration Tester III SOS International LLCPenetration Tester IIIWashington, DCThis role is responsible for conducting penetration testing and red team activities, assessing security posture across enterprise environments, and supporting identification, validation, and reporting of vulnerabilities to improve cyber defense resilience. Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry.
Vulnerability Assessment & Penetration Testing Specialist — Level III RividiumVulnerability Assessment & Penetration Testing Specialist — Level IIIWashington, District of ColumbiaThe Vulnerability Assessment & Penetration Testing Specialist - Level III serves as the senior technical expert responsible for planning, executing, and leading advanced penetration testing, vulnerability assessments, software assurance, and cyber supply chain risk management activities across the Department of Homeland Security (DHS) Intelligence Enterprise (DHS IE) . This role performs comprehensive security assessments of enterprise networks, cloud environments, applications, operating systems, and Cross Domain Solutions (CDS) using industry-recognized methodologies and advanced manual testing techniques.
Penetration Testing Team Lead ECS Federal LLCPenetration Testing Team LeadWashington, DC$170,000–$190,000 / yearEverforth ECS is seeking a Penetration Testing Team Lead who lives in close proximity to the National Capital Region (NCR) to join a premier, enterprise-scale cybersecurity program supporting a major federal civilian agency. As the Penetration Testing Team Lead, you will serve as the principal offensive security authority for the program - planning, directing, and executing advanced penetration testing and Red Team engagements across a large-scale federal civilian environment.
Penetration Testing Team Lead SkyePoint DecisionsPenetration Testing Team LeadWashington, DCRemote$130,000–$160,000 / yearSkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service provider headquartered in Dulles, Virginia with operations across the U.S. We provide innovative enterprise-wide solutions as well as targeted services addressing the complex challenges faced by our federal government clients. SkyePoint Decisions is seeking a Penetration Testing Team Lead to join our team supporting the Department of Education's (DoED) Federal Student Aid (FSA) Cybersecurity and Privacy Support Services (CPSS) in Washington, DC.
Senior Penetration Testing, Software Assurance and Vulnerability Assessment Engineer LinTech GlobalSenior Penetration Testing, Software Assurance and Vulnerability Assessment EngineerWashington, DCFull timeStakeholder Interaction, the Senior Penetration Testing, Software Assurance and Vulnerability Assessment Engineer routinely interfaces with:ISSOs ISSMs Security Control Assessors Security Risk Management Engineers Cybersecurity Engineers System Administrators Application Development Teams Enterprise Architects System Owners Authorizing OfficialsRequired Qualifications:The Senior Penetration Testing, Software Assurance and Vulnerability Assessment Engineer must have at least 2 years of recent experience in each of the following technical areas: software assurance, penetration testing with a range of automated tools, vulnerability assessment, security patch management, secure cloud and hybrid engineering, and CDS, for a total of at least 10 years. Job Duties:The Senior Penetration Testing, Software Assurance and Vulnerability Assessment Engineer provides expert support for:Penetration testing Vulnerability assessments Security testing and evaluation Software assurance analysis Security control validation Technical risk identification Security architecture assessment Remediation planning Continuous monitoring support The position functions as the Government's senior technical assessor responsible for independently identifying weaknesses before adversaries do.
Penetration Testing, Software Assurance and Vulnerability Assessment Engineer One Federal SolutionPenetration Testing, Software Assurance and Vulnerability Assessment EngineerWashington, District of ColumbiaMinimum 2 years of recent experience in each of the following technical areas: software assurance, penetration testing with a range of automated tools, vulnerability assessment, security patch management, secure cloud/hybrid engineering, and CDS. One Federal Solution is seeking a highly skilled cybersecurity professional to provide senior-level penetration testing, software assurance, and vulnerability assessment engineering support.
Penetration Testing, Software Assurance And Vulnerability Assessment Engineer One Federal SolutionPenetration Testing, Software Assurance And Vulnerability Assessment EngineerWashington, DCMinimum 2 years of recent experience in each of the following technical areas: software assurance, penetration testing with a range of automated tools, vulnerability assessment, security patch management, secure cloud/hybrid engineering, and CDS. One Federal Solution is seeking a highly skilled cybersecurity professional to provide senior-level penetration testing, software assurance, and vulnerability assessment engineering support.
Senior Penetration Testing Engineer Concurrent TechnologiesSenior Penetration Testing EngineerWashington, DC$150,000–$170,000 / yearThe selected candidate will serve as a senior technical Subject Matter Expert (SME), leading advanced penetration testing, vulnerability assessments, software assurance activities, and secure systems engineering efforts across complex classified environments. The ideal candidate possesses extensive experience identifying, analyzing, and mitigating cybersecurity risks across enterprise networks, cloud environments, cross-domain solutions (CDS), and mission-critical systems.
Technical Account Manager, Federal Penetration Testing Synack IncTechnical Account Manager, Federal Penetration TestingWashington, DC$120,000–$140,000 / yearSynack's Penetration Testing as a Service platform manages customers' attack surfaces by discovering new assets, pentesting for critical vulnerabilities and gaining visibility into the root causes of security risks. Partner with internal stakeholders to determine, develop, and analyze the client's assets, such as: Work independently with little guidance and provide technical product expertise to build the appropriate solution for the client's needs.
Senior Penetration Testing, Software Assurance and Vulnerability CDO Technologies IncSenior Penetration Testing, Software Assurance and VulnerabilityWashington, DCRequired Experience: At least 10 years of total related experience and must include at least 2 years of recent experience in each of the following: software assurance, penetration testing with automated tools, vulnerability assessment, security patch management, secure cloud and hybrid engineering, and Cross Domain Solutions. Since 1995, CDO Technologies has delivered the best solutions for unique business problems in the commercial and federal sectors ranging from Asset Management to IT Services.
Counter-Penetration Officer Beyond SOFCounter-Penetration OfficerDistrict of Columbiaidentifying and mitigating potential security threats by. Develop and implement countermeasures to prevent.
Senior Red Team Operator Covington & Burling LLPSenior Red Team OperatorWashington, DC$120,000–$189,000 / yearTo be granted access pursuant to US Export Control laws candidate must be either a a United States citizen or national b a person lawfully admitte d for permanent residence of the United States i.e. Green Card" holder or c an INS -approved refugee or asylum holder who has applied for naturalization within six months of the date the individual first became eligible and if not yet naturalized i s still actively pursuing naturalization if 2 years have passed since the date of application to be granted access pursuant to US Export Control laws. Deep knowledge of common vulnerability types and exposure classes including CVEs misconfigurations identity weaknesses end -of-life software insecure architectures supply chain dependencies and cloud control gaps.
Red Team Operator SME & Infrastructure Engineer Intelligent Waves LLCRed Team Operator SME & Infrastructure EngineerWashington, Washington, DC$165,000–$175,000 / yearFull timeCompensation Range: $165,000–$175,000 Intelligent Waves delivers mission-focused multi-domain operational expertise and innovation to the Government through high-impact technology solutions in cybersecurity, data science, enterprise network & systems engineering, software development, and cognitive human performance. Qualifications: Minimum 6 years direct, hands-on technical red team and/or government computer network exploitation/attack operations experience (which is to say direct red team operations work and not just that which is in support of red team operations).
Offensive Security Engineer Palantir Technologies IncOffensive Security EngineerWashington, DC$145,000–$200,000 / yearWorking knowledge of chaining identity and cloud attack paths end to end, from Kerberos abuse, delegation misconfigurations, and ADCS/SCCM exploitation in large multi-domain Active Directory forests through to IMDS abuse, IAM privilege escalation, and SSRF-driven pivots into cloud control planes. You will also help to coordinate third-party penetration testing engagements, scoping the work with specialized external firms, keeping assessments focused on the risks that matter, and turning their results into concrete remediation.
Systems Engineering, SME Peraton IncSystems Engineering, SMEWashington, DC$146,000–$234,000 / yearThe successful candidate will serve as a technical advisor and operational SME, bridging advanced AI capabilities with real-world cyber operations to accelerate decision cycles, enhance threat detection, and support offensive cyber planning and execution. Our team of experts provides innovative engineering, logistics, sustainment, and customer support to ensure the functionality of network infrastructure, while addressing the most complex cyber operations and national defense challenges.
Principal Vulnerability Analyst Dragos IncPrincipal Vulnerability AnalystDCRemoteWorking alongside another vulnerability analyst, you''ll serve as a recognized subject matter expert and trusted internal resource-mentoring researchers and penetration testers, driving methodology development, and helping identify gaps in the Dragos Platform''s ability to detect new exploits. About the Role: Dragos'' Vulnerability Analysis team identifies novel security gaps in the industrial control systems that power plants, water utilities, and manufacturing facilities depend on-and translates those findings into detections and actionable intelligence that defend critical infrastructure.
Systems Engineering, SME PeratonSystems Engineering, SMEWashington, D.C.$146,000–$234,000 / yearFull timeThe successful candidate will serve as a technical advisor and operational SME, bridging advanced AI capabilities with real-world cyber operations to accelerate decision cycles, enhance threat detection, and support offensive cyber planning and execution. Our team of experts provides innovative engineering, logistics, sustainment, and customer support to ensure the functionality of network infrastructure, while addressing the most complex cyber operations and national defense challenges.
DHS Information Systems Security Engineer OneZero SolutionsDHS Information Systems Security EngineerWashington, DCFull timeTitle: DHS Information Systems Security Engineer SeniorLocation: NCRClearance: TS/SCIOneZero Solutions is on contract to provide division-wide support for Federal Information Security Modernization Act (FISMA) compliance, execution of the Risk Management Framework (RMF) process to achieve and maintain Authority to Operate (ATO) security authorizations, and deliver cyber security compliance for DHS operational mission systems. The result of these efforts will be that the systems meet all the requirements for ATO approval before they are officially submitted to the Office of Chief Information Officer (OCIO).Qualified Parking Allowance: Employer may provide a monthly stipend or cover the cost of parking for employees who commute to government site by car.