Information System Security Engineer (ISSE)
Core
Senior Cybersecurity Engineer responsible for developing, managing, and maintaining security posture within secure, air-gapped development enclaves, focusing on continuous exposure management, RMF lifecycle, and ATO support.
Role type
Senior IC cybersecurity engineer (RMF/ATO)
Builds
Secure operating systems, networks, security monitoring, and IT security systems within air-gapped enclaves
Domain
Defense/Government, Cybersecurity, Risk Management Framework
Required skills
Risk Management Framework (RMF), Authority to Operate (ATO), System Security Plans (SSP), Plans of Action and Milestones (POA&M), security control validation, incident response, digital forensics, eDiscovery, GRC tool integration, executive briefing
Preferred skills
AI-assisted RMF tools, security metrics development, security awareness program design
Technologies
eMASS, XACTA, RSA Archer, ServiceNow
Responsibilities
Designing, testing, and implementing secure operating systems, networks, and security monitoring; conducting risk and vulnerability assessments; leveraging AI-assisted RMF tools for compliance gap identification; coordinating security control implementation with system administrators; supporting formal Security Test and Evaluation (ST&E); conducting system audits and monitoring corrective actions; providing briefings to senior staff
Seniority
Senior, hands-on IC
