Senior Security Controls Assessor

Zachary Piper Solutions is seeking a Senior Security Control Assessor to support a high-visibility National Security contract in Arlington, VA (100% onsite). The Senior SCA will bring advanced cybersecurity assessment experience, deep knowledge of DoD RMF and NIST frameworks, and the ability to deliver independent risk determinations supporting cutting‑edge AI/ML and data‑driven mission systems. The Senior SCA will play a critical role in evaluating system security posture, advising Authorizing Officials, and ensuring compliance while articulating real‑world risk across complex enterprise environments.

• Lead Risk Assessments:
  Provide independent, authoritative risk determinations and recommendations to the Authorizing Official for Authority to Operate decisions
• Conduct Security Assessments:
  Develop Security Assessment Plans, execute control assessments, and produce Security Assessment Reports
• Drive RMF Execution:
  Apply DoD RMF methodologies to identify baselines, evaluate controls, and assess system security posture

• 10+ years of cybersecurity experience, including senior‑level risk management, assessment, or GRC roles
• Familiarity with Dev Sec Ops , CI/CD pipelines, and automated security controls
• Hands‑on experience with GRC tools such as eMASS, Xacta, or similar platforms
• Experience evaluating STIGs, Cloud Compliance Guides, and FedRAMP requirements
• Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or related field (Master’s preferred or equivalent experience)
• Active TS/SCI Clearance
• Active IAT/IAM II Certification

• Salary Range: $150,000 – $160,000 depending on experience
• Full Benefits Package: PTO, Paid Holidays, Medical, Dental, Vision, 401K, Tuition Reimbursement, Sick leave as required by law