Information System Security Officer (ISSO) Mid - Top Secret Clearance Required (Cybersecurity)

Location: Huntsville, AL, United States; on-site

Company

hirify.global provides cybersecurity and information assurance support for federal and national security missions.

What you will do

• Develop, maintain, and apply a methodology for categorizing FBI information technology systems.
• Assess systems by classification level, FIPS-199 impact, hosting environment, CNSS 1253 overlays, data types, and mission function.
• Document system grouping decisions, labor mapping, support allocation, chargeback, and cost recovery data.
• Coordinate with program leadership, the COR, call order management, and internal reviewers.
• Support ATO lifecycle activities, POA&M tracking, risk assessments, compliance documentation, and audit readiness.
• Maintain reporting workflows and approved automation for categorization, labor allocation, and cost visibility.

Requirements

• Active Top Secret clearance required.
• Bachelor’s degree in cybersecurity, information assurance, information systems, computer science, engineering, or a related field; equivalent experience may be considered.
• At least five years of experience in cybersecurity compliance, information assurance, ISSO support, or federal system security governance.
• Experience with system categorization, security control compliance, federal risk management, GRC tools, reporting, documentation, and audit readiness.
• Working knowledge of FIPS-199, NIST SP 800-37, NIST SP 800-53, CNSS 1253, and federal RMF processes.
• Strong communication skills and the ability to manage multiple systems and deadlines.

Nice to have

• Experience supporting FBI, DOJ, intelligence community, federal law enforcement, or national security customers.
• Experience with classified systems and National Security Systems.
• Familiarity with Azure and AWS environments.
• Experience with labor or resource planning based on system complexity or compliance workload.
• CISSP, CISM, CAP, Security+, GSLC, CASP+, CCSP, or AWS/Azure security certification.

Culture & Benefits

• Values emphasize helpfulness, honesty, humility, continuous improvement, and mission-driven execution.
• Work is performed in a structured, collaborative, and deadline-driven environment.