Lead Information System Security Officer (Cybersecurity)

TL;DR

Lead Information System Security Officer (Cybersecurity): Serving as the primary ISSO for Defense Intelligence Agency programs with an accent on Risk Management Framework (RMF) implementation and system accreditation. Focus on maintaining Authority to Operate (ATO) packages, managing security control assessments, and ensuring compliance across multiple systems.

Location: Onsite in the Washington DC, MD, & VA area.

Company

hirify.global is a provider of IT and cybersecurity solutions supporting defense and intelligence agencies.

What you will do

• Serve as the primary ISSO responsible for RMF implementation and system accreditation activities.
• Develop and maintain Authority to Operate (ATO) packages and continuous monitoring programs.
• Coordinate with Authorizing Officials, security teams, and auditors to manage security findings.
• Manage Plans of Action and Milestones (POA&Ms) and ensure timely remediation.
• Implement security controls and ensure compliance with all applicable security requirements.
• Provide ISSO support for multiple systems and mentor junior staff.

Requirements

• Active TS/SCI + CI Polygraph clearance required.
• B.S. in Computer Science, Information Technology, or a related field.
• 8+ years of experience as an ISSO for DoD/IC systems.
• Active DoD 8570/8140 IAM Level II or III certification (e.g., CISSP, CISM).