Hiring: Senior Information Systems Security Officer (ISSO)/Information Systems Security Manager (ISSM) Company: CALIBRE Systems, Inc. Location: Aberdeen, MD Job Posted Time: 2026-09-11 13:04:11 Employment Type: Full-time / On-site Target Skills & Keywords : AWS, Digital Transformation, IAM, Project Management, RSA, Risk Management, SCA, Secret Clearance, ServiceNow About the job Required Skills: •Serve as the onsite lead ISSO/ISSM supporting cybersecurity authorization and compliance efforts across multiple DoW systems. •Lead system onboarding efforts into RegScale and support the configuration, optimization, and automation of governance, risk, and compliance (GRC) processes. •Act as onsite liaison between ASA(ALT) and Team CALIBRE to provide continued technical and product support for the RegScale application. •Installation of software and experience with databases and OS installation and configuration. •Provide expert guidance on all phases of the Risk Management Framework (RMF) lifecycle, including system categorization, control implementation, assessment, authorization, and continuous monitoring. •Act as the organization's primary subject matter expert for eMASS, ensuring accurate management of authorization packages, security controls, inheritance relationships, POA&Ms, and system artifacts. •Maintain the RegScale accreditation throughout the SDLC, to include develop, maintain, and review security documentation, including System Security Plans (SSPs), Security Assessment Reports (SARs), Plan of Action & Milestones (POA&Ms), and Standard Operating Procedures (SOPs). •Coordinate with government leadership, ISSMs, ISSOs, system owners, security control assessors, and engineers to ensure compliance with DoW cybersecurity requirements. Qualifications: •Active Secret Clearance or higher. Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!