Cybersecurity Engineer III

This position is on-site in San Diego, CA, supporting a company focused on delivering mission-critical information technology and cybersecurity services for Department of Defense environments.

About the role

As a Cybersecurity Engineer III, you will support Assessment & Authorization (A&A) activities, cybersecurity compliance efforts, and continuous monitoring initiatives across accredited systems. This role plays a key part in protecting critical defense systems and ensuring mission readiness through strong cybersecurity governance and risk management practices.

Responsibilities

• Support Risk Management Framework (RMF) activities, including security control implementation, testing, and validation.
• Develop and maintain A&A documentation, including System Security Plans (SSPs), Security Assessment Plans (SAPs), Security Assessment Reports (SARs), and POA&Ms.
• Perform vulnerability assessments, cybersecurity monitoring, incident triage, and remediation tracking activities.
• Manage eMASS tasking, including Quarterly IV&V reviews, STIG assessments, Annual Security Reviews (ASRs), and POA&M updates.
• Maintain accreditation workflows, inheritance documentation, DISA circuit connection requirements, and authorization package submissions.

Requirements

• 10+ years of experience in cybersecurity, information assurance, incident response, or RMF compliance environments.
• Experience with RMF, eMASS, DISA STIGs, POA&M management, vulnerability assessment tools, and security control validation.
• Strong understanding of cybersecurity monitoring, risk assessment, auditing, accreditation processes, and security documentation development.
• Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or a related field preferred.
• Active Secret Clearance required.
• DoD 8570/8140 IAT Level III Certification required, including one of the following:
  • CASP+
  • CCNP Security
  • CISA
  • CISSP (or Associate)
  • GCED
  • GCIH

Benefits

• PTO
• Paid Holidays
• Medical, Dental, Vision
• 401K
• Tuition Reimbursement
• Sick Leave as required by law

Pay

Salary range varies depending on experience.