Offensive Security Engineer Jobs in Virginia (NOW HIRING)

Resource Management Concepts, Inc. (RMC) provides high-quality, professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America.
We are seeking a highly skilled Red Team Adversary Emulation Tech Lead supporting Red Team Persistent Cyberspace Operations (PCO) to join one of only eleven Department of War (DoW) Red Teams certified by the National Security Agency (NSA) and accredited by United States Cyber Command (USCYBERCOM). This team is based out of Quantico, VA. This is a unique opportunity to work on advanced cyber operations, contributing directly to national security. You will be part of an elite team, leveraging state-of-the-art tools and methodologies to stay ahead of adversaries.
The Red Team conducts full-spectrum offensive operations to assess and improve the security posture of enterprise and mission-critical environments. This includes both no-notice adversarial assessments and cooperative exercises with blue teams and system owners. Team members emulate advanced threat actors, identify vulnerabilities, and help stakeholders strengthen detection and response capabilities.
Requirements
Responsibilities
• Primary role will be to plan and conduct Red Team Persistent Cyberspace Operations (PCO) Adversary Emulation as a Tech Lead in this specific Red Team capability area. This includes conducting long-term persistence emulating an intel-driven Advanced Persistent Threat (APT).
• This position may likely include supporting and conducting other roles within the Red Team, to include:

• Both Operational Technology (OT) and Information Technology (IT) vulnerability assessments
• Acquisition Penetration Testing (APT) via Adversarial Assessments of DoW systems
• Support exercise objectives and training goals as an Opposing Force Aggressor (OFA)
• Assist in the instruction of the customer's Red Team Operations Course (RTOC)

• Plan and execute no-notice and cooperative Red Team operations across enterprise, application, and cloud environments.
• Identify and exploit network, host, and application-level vulnerabilities.
• Develop and refine proof-of-concept exploits and techniques to test defensive measures.
• Produce detailed technical findings and recommendations for remediation.
• Collaborate with defensive and engineering teams to improve detection and response.
• Continuously evolve team tactics, techniques, and procedures (TTPs), documentation, and training materials to reflect emerging adversary behaviors.
• Participate in after-action reviews and contribute to policy and playbook updates.
• Prepare, update, document, and present course materials that cover TTPs.
• Provide support required to maintain the customer's Cybersecurity Service Provider (CSSP) accreditation per the standards, including documentation and technical writing support as needed.
• Schedule: Mon-Fri onsite at Quantico, VA. May likely include some travel.
Minimum Qualifications
• TS/SCI eligibility
• 5 years of relevant cybersecurity experience (e.g., Red Team, penetration testing, vulnerability research, security engineering, incident response, detection engineering, etc.).
• Possess and maintain a DoD 8570 IAT Level III certification: SecurityX (CASP+), CISSP, CCNP Security, CISA, GCED, GCIH, CCSP.
• Possess and maintain a DoD 8570 CSSP Auditor certification: CySA+, CEH, CISA, GSNA, CFR, PenTest.
• Possess and maintain one of the following certifications to meet DoD 8140 DCWF 541 Vulnerability Assessment Analyst certification requirements: CySA+, SecurityX (CASP+), CISM, CISA, CISSP, CFR, GPEN, GSNA.
• Understanding of Windows and Linux systems, networking fundamentals, and enterprise services (e.g., Active Directory).
• Once placed in this role, candidates must pass the customer's Red Team Operations Course (RTOC) at the Red Team Certified Professional (RTCP) level upon the first attempt of the RTOC. Depending on timing and schedule of this course, course availability may or may not be immediate after starting the position.
Preferred Qualifications
• Experience with any of the following:

• AV/EDR evasion and detection-bypass techniques.

• Custom tooling, payload or, command-and-control (C2) development.
• Software development in C, C++, or a similar language.
• Malware analysis and reverse engineering.
• Cloud platforms and services (AWS, Azure, GCP).
• Physical security assessments or red-team intrusion exercises.
• Industrial control systems (ICS), Internet of Things (IoT) environments, and Facility-Related Control Systems (FRCS).

• Offensive-security certifications such as OSCP, OSEP, OSCE, CRTO. CRTL, GXPN.
Benefits
At RMC, we're committed to your career growth! RMC differentiates itself from other firms through its investment in our employees. We invest our resources to train, certify, educate, and build our employees.
RMC can offer you a great place to work with a small company feel and give you the experience, tuition assistance, and certifications that will take your career to the next level. We offer Monday to Friday full-time day shift work, and can assist in paid relocation. This also includes a competitive paid vacation package with 11 paid federal holidays. Additionally, we also offer high-quality, low-deductible healthcare plans, pet insurance, and a competitive 401K package.
Salary at RMC is determined by various factors, including but not limited to location, a candidate's specific combination of education, knowledge, skills, competencies, and experience, as well as contract-specific requirements. The current salary range for this position will be $150,000 to $175,000 (annually).
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