Manages day-to-day network operations supporting secure connectivity for U.S. Navy vessels in Singapore. Responsibilities include monitoring network infrastructure, conducting vulnerability scans, resolving outages, administering network systems, implementing upgrades, tracking incidents, enforcing security policies, supporting DevSecOps initiatives, assisting with cyber defense and intrusion artifact collection, and maintaining network equipment. The role requires onsite, on-call, shift-based support in a 24/7/365 environment.