Senior Penetration Tester

5 days ago


Washington, United States CoStar Group, Inc. Full time

About the Role: We are looking for a Senior Penetration Tester to lead purple team activities in collaboration with our threat management and defensive blue teams. You will plan and oversee external red team engagements with external partners and oversee all internal penetration testing efforts as both a player and a coach to other penetration testing engineers.



  • Washington, Washington, D.C., United States Diverse Lynx Full time

    Job Title: Cybersecurity Engineer - Penetration TesterThis role involves applying security testing methodologies to identify vulnerabilities in custom solutions, ERP integrations, and commercial off-the-shelf solutions. Key responsibilities include:• Practical working knowledge of penetration testing tools and frameworks like BurpSuite, Metasploit, and...

  • Penetration Tester

    3 weeks ago


    Washington, United States Booz Allen Hamilton Full time

    Job Number: R0211100Penetration Tester, MidKey Role:Support remote testing efforts of a client‘s network to expose weaknesses in security. Maintain baseline system security according to organizational policies. Monitor and evaluate the effectiveness of the enterprise‘s cybersecurity safeguards to ensure that they provide the intended level of protection....


  • Washington, DC, United States Chenega Corporation Full time

    Intermediate Penetration Tester Hybrid Schedule: In person, in the Washington, DC office twice per week Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega Military, Intelligence &...


  • Washington, Washington, D.C., United States OneZero Solutions Full time

    About Our TeamOneZero Solutions, LLC is an employee-centric company that values team members and supports customers and missions. We pride ourselves on forward-thinking and technically proficient teams across cyber mission areas.Job ResponsibilitiesWe are seeking a Cloud Penetration Tester to perform cloud pentests and serve as the cloud pentesting SME for...

  • Penetration Tester

    1 month ago


    Washington, United States Editech Staffing Full time

    Job OverviewOur client is looking for an experienced Application Penetration Tester to assess the security of a cloud-native, microservices-based architecture. You will focus on web and mobile applications, cloud security testing, adversary emulation, and continuous security improvement.Key responsibilities include static and dynamic source code reviews...


  • Washington, United States Marathon TS Full time

    Position Title: Senior Functional Analyst/Tester Location: Remote with occasional travel to Washington, DC and Springfield, VA Position Overview: Marathon TS is seeking an experienced Senior Business Analyst/Tester who can support our growing Salesforce, Microsoft, and Automation lines of business. We are looking for someone in the greater Washington,...

  • QA Tester

    4 weeks ago


    Washington, United States TWO95 International Full time

    Title: QA Tester Location: Washington, DC Position: Contract Rate: $/Open Description: Test web services, web applications, APIs, mobile applications for potential vulnerabilities, Wireless penetration testing, and POS device security assessments. Run patch/configuration audit scans and create scan reports. Periodically run Host Discovery Scans, web searches...


  • Washington, United States Expedite Technology Solutions LLC Full time

    Job Title: Senior IBM Mainframe TesterAre you looking for a challenging and rewarding role as a Senior IBM Mainframe Tester? Expedite Technology Solutions LLC is seeking an experienced professional to join our team.Salary:$85,000 - $110,000 per year, based on experience and qualificationsAbout UsWe are a leading provider of technology solutions, committed to...

  • QA Tester

    6 months ago


    Washington, United States TWO95 International Full time

    Title: QA Tester Location: Washington, DC Position: Contract Rate: $/OpenDescription:- • Test web services, web application, API, mobile application for potential vulnerabilities, Wireless penetration testing and POS device security assessments • Run patch / configuration audit scans, create scan report • Periodically run Host Discovery Scans, web...


  • Washington, United States CoStar Realty Information, Inc. Full time

    Job Description: We are seeking a highly skilled Senior Offensive Security Engineer to lead our purple team activities in collaboration with our threat management and defensive blue teams. As a Senior Offensive Security Engineer, you will play a critical role in evolving our offensive security capabilities to test internal and external facing processes,...

  • Manual Tester

    4 days ago


    Washington, United States Gridiron IT Full time

    Manual TesterLocation: Washington, DCWork Type: Hybrid 3x a week onsiteRemote Work: HybridDescriptionGridiron IT is looking to hire a Manual Tester to support a government program in Washington, DC. We are seeking a skilled manual tester to join our Agile team. The ideal candidate will be responsible for ensuring the quality and functionality of our software...

  • Manual Tester

    2 weeks ago


    Washington, United States Gridiron IT Full time

    Manual TesterLocation: Washington, DCWork Type: Hybrid 3x a week onsiteRemote Work: HybridDescriptionGridiron IT is looking to hire a Manual Tester to support a government program in Washington, DC. We are seeking a skilled manual tester to join our Agile team. The ideal candidate will be responsible for ensuring the quality and functionality of our software...


  • Washington, Washington, D.C., United States Hamdan Resources Full time

    Hamdan Resources, LLC is a leading provider of innovative solutions in the field of Oracle ERP systems testing. We are currently seeking an experienced Senior Oracle EBS Tester Specialist to join our team.The successful candidate will be responsible for building out test planning materials such as test conditions and scripts, as well as performing test...


  • Washington, United States JPMorgan Chase & Co. Full time

    Assessments & Exercises Senior Associate - Red Team OperatorContribute to leading-edge security and resilience efforts, advancing protective strategies and propelling continuous improvement.As an Assessments & Exercises Senior Associate in the Cybersecurity and Technology Controls line of business, you will contribute significantly to enhancing the firm's...

  • QA Tester

    1 month ago


    Washington, United States Sharp Solutions, Inc. Full time

    SSi has principals that are an integral part of the organizations characteristic and are fundamentally essential to the shaping of everyday activities that connect to our broader mission and vision. As an organization SSi is committed to: Foster a culture of innovative and out of the box thinking: We fundamentally understand that each employee has something...

  • QA Tester

    2 weeks ago


    Washington, United States Sharp Solutions, Inc. Full time

    Sharp Solutions, Inc has an immediate need for a QA Tester (Senior) for the Senior Community Service Employment Program SCSEP client on a highly- visible and strategic Task Order for the Department of Labor. The ideal candidate is a self-starter with excellent analytical and problem-solving skills, flexibility, good judgment, and the ability to work within a...

  • QA Tester

    1 month ago


    Washington, United States Sharp Solutions, Inc. Full time

       SSi has principals that are an integral part of the organizations characteristic and are fundamentally essential to the shaping of everyday activities that connect to our broader mission and vision. As an organization SSi is committed to:   Foster a culture of innovative and out of the box thinking:  We fundamentally understand that each employee has...


  • Washington, United States Diverse Lynx Full time

    Job Title: Penetration Testing EngineeringRemoteContract RoleJob Description/ ResponsibilitiesExperience must include: 1. Security testing of custom solutions, integrations with ERP solutions and other commercial of the shelf solutions, application middleware (API, application servers, etc.), etc. that are on-premise and/or in the cloud in web, fat client or...


  • Washington, United States Gridiron IT Full time

    Business Analyst/TesterLocation: Washington, DCWork Type: Hybrid - 3 days on-site.Remote Work: Yes.DescriptionGridiron IT is looking to hire a Business Analyst/Tester to support a government program. The Business Analyst/Tester may provide knowledge in business process and system analysis, design, improvement, and implementation efforts or in translating...


  • Washington, United States Marathon TS Full time

    About the RoleWe are seeking a highly experienced Senior Functional Analyst/Tester to join our team at Marathon TS. In this role, you will play a key part in supporting our growing Salesforce, Microsoft, and Automation lines of business.Job DescriptionWork collaboratively with cross-functional agile teams to test and deploy solutions on the Salesforce,...