CMMC Cybersecurity Lead Assessor

About the role

As a Lead CMMC Cybersecurity Assessor (LCCA), you will serve as the senior authority responsible for directing and executing formal CMMC Level 2 assessments for organizations required to have the CMMC certification. In this role, you will lead assessment teams, validate compliance with Department of War (DoW/DoD) cybersecurity requirements, and make final determinations regarding certification readiness. You will oversee the full assessment lifecycle, including scoping, evidence review, technical validation, and final reporting.

Key Responsibilities

• Assessment Leadership & Oversight
  • Lead and direct formal CMMC Level 2 cybersecurity assessments in accordance with the CMMC Assessment Process (CAP) and C3PAO standards.
  • Plan and scope assessment engagements, including defining assessment boundaries, coordinating assessment teams, and establishing evaluation timelines.
  • Serve as the Lead Assessor responsible for overall assessment execution, quality, and final reporting.
• Evidence Evaluation & Compliance Validation
  • Evaluate technical and procedural evidence, including system configurations, logs, policies, and documentation, to validate implementation of required security controls.
  • Assess organizational compliance with NIST SP 800-171 and CMMC Level 2 practices.
  • Conduct technical interviews with system owners, administrators, and security personnel to validate operational implementation of controls.
  • Analyze IT infrastructures including networking environments, servers, virtualization, cloud environments, and user endpoints.
• Certification Determination
  • Serve as the final authority on assessment findings and certification recommendations, ensuring all determinations are objective, defensible, and supported by sufficient evidence.
  • Review and validate assessment documentation to ensure findings align with CMMC guidance and evidence requirements.
• Client Leadership & Stakeholder Engagement
  • Act as the primary client liaison during assessments, facilitating walkthroughs, discussions, and status updates with organizational leadership.
  • Clearly communicate assessment findings, observations, and required remediation areas to client stakeholders.
• Team Leadership & Mentorship
  • Lead and mentor assessment team members, including CMMC Assessors and junior staff.
  • Ensure consistent interpretation and application of CMMC practices across assessment engagements.
  • Foster collaboration and knowledge sharing within the assessment team.
• Quality Assurance & Continuous Improvement
  • Ensure assessments adhere strictly to the CMMC Assessment Process (CAP) and C3PAO quality standards.
  • Maintain detailed, defensible documentation supporting all assessment findings.
  • Contribute to continuous improvement of assessment methodologies, tools, and internal best practices.
  • Stay current with evolving CMMC guidance, NIST frameworks, and DoW cybersecurity requirements.

Requirements

• Lead CMMC Certified Assessor (LCCA) certification required.
• Listed in the Cyber AB Marketplace as a LCCA.
• Active security clearance.
• 7+ years of hands-on IT or cybersecurity experience, including networking, servers, virtualization, cloud or hybrid environments, and user endpoints.
• Demonstrated experience with cybersecurity compliance frameworks such as: NIST SP 800-171, RMF, FedRAMP, ISO 27001, SOC, PCI.
• Strong ability to interpret technical and compliance requirements and evaluate control implementation objectively.
• Ability to lead complex assessment engagements and coordinate cross-functional technical teams.
• Strong attention to detail, time management, and ability to perform under structured assessment timelines.
• Team-oriented mindset with a commitment to collaboration and assessment integrity.
• Excellent analytical, technical writing, and documentation skills.
• Ability to author, review, and maintain formal cybersecurity assessment reports and technical documentation strictly in English to satisfy C3PAO and federal audit standards.

Why Join Us?

• Base Pay: $155,000-$165,000.
• Remote Work & Flexible Schedule: Work from home full-time with the option to travel.
• Work-Life Balance: We prioritize work-life balance with flex-time policies and strictly limited overtime.
• Competitive Benefits: Enjoy benefits, including 401(k) match, health insurance, and more.

Kieri Solutions is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.