Senior ATO/ISSO Lead - RMF Cybersecurity

Science Applications International Corp.; Pearl City (HI); On-site; USD 120,000 - 160,000; Full time

Job summary

SAIC in Pearl City, Hawaii, seeks an ATO ISSO Manager to lead a small cybersecurity team, oversee RMF activities, and drive ATO milestones for USPACOM. You will supervise staff, coordinate with system owners and engineers, and prepare SSPs and security documentation to support authorization to operate across on-premises and cloud environments.

You will mentor junior staff, oversee day-to-day security operations, and ensure timely completion of RMF artifacts while maintaining compliance with NIST

Qualifications

• Bachelor's degree plus 9+ years of related experience (13+ years if no degree).
• Experience leading RMF/ATO efforts across cross-functional teams and reporting status.
• Ability to influence security decisions and drive remediation.
• Experience with ATO packages for on-prem and cloud environments.
• Familiar with GRC tools (CSAM, eMASS, XACTA) and NIST guidance.

Responsibilities

• Lead coordination with stakeholders to ensure RMF activities and ATO milestones.
• Mentor and supervise junior cybersecurity staff as team lead.
• Document security controls in SSP per NIST SP 800-53A.
• Create Authority to Operate (ATO) packages.
• Validate vulnerability/risk analysis to support accreditation.
• Audit systems with inspection tools and identify mitigations.
• Evaluate system designs for security and accreditation.
• Review system changes and make recommendations to management.
• Determine system specifications and input/output parameters for hardware/software.
• Assist RMF reports, accreditation packages, and security policy guides.

Skills

RMF/ATO leadership

Team mentorship

Stakeholder coordination

Vulnerability analysis

Security policy

Education

Bachelor's degree

Tools

CSAM

eMASS

XACTA

Job description

SAIC in Pearl City, Hawaii, seeks an ATO ISSO Manager to lead a small cybersecurity team, oversee RMF activities, and drive ATO milestones for USPACOM. You will supervise staff, coordinate with system owners and engineers, and prepare SSPs and security documentation to support authorization to operate across on-premises and cloud environments.

You will mentor junior staff, oversee day-to-day security operations, and ensure timely completion of RMF artifacts while maintaining compliance with NIST