• Senior Offensive Security

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description ** Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global ... provide an invaluable edge in real estate. Evolve our offensive security capabilities to test our internal...with work from home on Friday. **Responsibilities** + Lead purple team activities in collaboration with our threat management… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Offensive Security Engineer

    Meta (Bellevue, WA)
    **Summary:** Meta's Offensive Security Group is looking for an Offensive Security Engineer Intern that can execute tactical, offensive ... to apply and contribute to our mission of proactive defense. **Required Skills:** Offensive Security Engineer , Intern Responsibilities: 1. Perform … more
    Meta (09/13/25)
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  • Offensive Security Engineer

    Meta (Washington, DC)
    **Summary:** Meta's Offensive Security Group is seeking an experienced Offensive Security Engineer to join our team. As a key member of the team, you ... remediations to improve the organization's security posture. **Required Skills:** Offensive Security Engineer Responsibilities: 1. Conduct offensive more
    Meta (09/06/25)
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  • Senior Cyber Security Engineer

    Community Health Systems (Franklin, TN)
    …defenses across our expansive healthcare environment. This role requires advanced offensive security capabilities, deep knowledge of adversary tactics, and ... **Job Summary** As a Senior Cybersecurity Engineer in the Security Validation team,...+ Mentor junior staff and foster a culture of offensive security awareness and continuous improvement. **Qualifications**… more
    Community Health Systems (08/29/25)
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  • Sr. Security Engineer - Red Team

    NVR (Reston, VA)
    Sr. Security Engineer - Red Team Job Category Information Technology Market Location VA - Northern Virginia Location VA - Reston Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=NVRINC&cws=52&rid=35598) NVR, Inc. is seeking a Senior Security Engineer to join our Red Team… more
    NVR (10/01/25)
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  • Application Security Engineer

    TEKsystems (Chicago, IL)
    … posture in a high-impact, fast-paced environment. As a key member of the offensive security team, you will validate findings, help design attack scenarios, and ... help validate penetration test results, contribute creative ideas to purple team and red team backlogs, and support the...team campaigns. In this role, you'll collaborate closely with offensive and defensive security teams to uncover… more
    TEKsystems (10/01/25)
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