Senior Information Systems Security Manager (ISSM)

We are KBR At KBR, we partner with clients to provide purposeful and comprehensive science, technology and engineering solutions to governments as well as the top tier commercial clients in green hydrogen and green ammonia. With a full portfolio of services, proprietary technologies and expertise, our approximately 37,000 employees are ready to handle projects and missions throughout their entire lifecycle, from planning and design to sustainability and maintenance. Whether at the bottom of the ocean or in outer space, our clients trust us to deliver the impossible on a daily basis. As the needs of the world change, we’re ready to respond and guide the way forward with strategic, sustainable, and technological advancements grounded in more than a century of practical application and execution. About the Role KBR is seeking a Senior Information Systems Security Manager (ISSM) in Colorado Springs, Colorado to join our Information Assurance organization. Reporting to the Information Assurance Operations Manager, this role serves as the regional cybersecurity lead for multiple sites across the Western United States, overseeing Assessment & Authorization (A&A) activities, Risk Management Framework (RMF) compliance, cybersecurity policy implementation, and system authorization efforts for classified and unclassified environments. The Senior ISSM serves as a trusted advisor to government customers, business leadership, and technical stakeholders while providing oversight and guidance to Information Assurance professionals supporting multiple programs and locations. This position plays a critical role in maintaining Authorizations to Operate (ATOs), driving cybersecurity compliance initiatives, implementing enterprise security policies, and strengthening KBR's overall security posture across the assigned region. Key Responsibilities Serve as the Regional Information Systems Security Manager (ISSM) for multiple sites across the Western U.S. region, providing cybersecurity oversight for classified and unclassified environments. Lead Assessment & Authorization (A&A) activities and maintain Authorizations to Operate (ATOs) for assigned systems, applications, networks, and devices. Provide technical leadership and guidance to Information Assurance personnel and site ISSMs supporting regional programs. Develop, review, and maintain RMF documentation, including Security Plans, Risk Assessment Reports, Implementation Plans, and Plans of Action & Milestones (POA&Ms). Ensure compliance with applicable cybersecurity requirements, including NIST 800-53, NIST 800-171, DISA STIGs, SRGs, and other government security frameworks. Serve as a trusted advisor to government customers, program leadership, and technical teams on cybersecurity, compliance, and risk management matters. Partner with Information Technology, Industrial Security, Facility Support, and program stakeholders to resolve cybersecurity issues and support authorization efforts. Monitor evolving cybersecurity policies, regulations, and standards, ensuring timely implementation across assigned sites. Lead cybersecurity assessments, compliance reviews, and continuous monitoring activities to identify, track, and mitigate security risks. Prepare and deliver status reports, metrics, and briefings regarding authorization activities, compliance posture, and cybersecurity initiatives. Support process improvement initiatives focused on RMF execution, cybersecurity governance, and operational effectiveness. Utilize enterprise cybersecurity tools, including eMASS, ACAS, SCAP Compliance Checker, Xacta, and related technologies to support security and compliance activities. Basic Qualifications Education & Experience Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Information Systems, or a related discipline. 10+ years of progressive experience including 5+ years of experience performing Information Systems Security Manager (ISSM) duties in classified and unclassified environments. Experience supporting Risk Management Framework (RMF) authorizations and Assessment & Authorization (A&A) activities. Experience leading cybersecurity efforts across multiple sites, programs, or geographically dispersed organizations. Active DoD Top Secret security clearance with SCI eligibility required. Current DoD 8570-compliant certification required. Technical & Leadership Skills Working knowledge of NIST 800-53, NIST 800-171, DISA STIGs, SRGs, and related DoD or Intelligence Community security requirements. Experience developing and maintaining RMF documentation, including Security Plans, Risk Assessment Reports, and POA&Ms. Experience using cybersecurity and compliance tools such as eMASS, ACAS, SCAP Compliance Checker, Xacta, or similar platforms. Strong communication, organizational, problem-solving, and stakeholder management skills. Preferred Qualifications CISSP, CAP, CASP+, or similar advanced cybersec