• Manage daily operations and administration of servers and security tools in an enterprise environment while adhering to change management policies. • Build, maintain, and troubleshoot security tools and systems. • Develop system security context, preliminary CONOPS, and define baseline security requirements in compliance with applicable cybersecurity standards. • Document protection needs (security controls) for systems and networks. • Work with vulnerability scanning tools and remediate identified issues. • Coordinate with other teams to maintain and troubleshoot security tools, as well as manage project documentation and handoffs. • Perform security reviews, assess gaps in security architecture, and develop mitigation strategies.