Job Summary We are seeking a mission-driven HCL Domino Systems Administrator to support 24/7/365 operations, maintenance, and sustainment of enterprise-level messaging systems supporting global fleet and communications operations. This role ensures secure, reliable, and high-performing messaging environments across classified and unclassified networks. This position is contingent upon funding. What You Will Do • Administer and manage enterprise HCL Domino (formerly IBM/Lotus Domino) infrastructure across secure networks • Provide Tier I, II, and III service desk and systems administration support to a global user base, including afloat and ashore commands • Monitor, analyze, and optimize email routing and replication to maintain peak system performance and availability • Perform system installation, configuration, patching, and maintenance in compliance with DoD security standards • Manage user accounts, permissions, access rights, and storage allocations • Support remote messaging access and maintain mail databases, calendars, folders, and address books • Assist with hardware and software upgrades and troubleshoot complex system and networking issues • Participate in major Fleet, Joint, and Coalition exercise support activities • Maintain security posture by implementing IA controls, conducting vulnerability scans, and responding to security alerts Requirements • 3–5 years of experience administering HCL Domino / IBM Lotus Domino environments, including mail routing and replication • Experience supporting Collaboration at Sea or similar DoD programs • Experience providing Tier I–III technical support • Bachelors degree in a technical discipline • Active Secret clearance (some roles may require TS/SCI eligibility) • DoD 8140/8570 IAT Level II certification (e.g., Security+) • Strong written and verbal communication skills • U.S. Citizenship required Desired Qualifications • ITIL v3 or v4 Foundations certification • Advanced certifications such as CISSP, CASP+, or relevant HCL/Microsoft certifications • Experience with DoD/DON tools and processes (eMASS, VRAM, RMF, STIG implementation) • Proficiency in automation scripting (PowerShell, Python, Bash) • Experience working in DoD Network Operations Centers (NOC), Maritime Operations Centers (MOC), or supporting afloat naval units • Familiarity with Atlassian tools (Jira, Confluence) • Experience supporting DevSecOps environments and CI/CD pipelines Clearance Requirements • U.S. Citizenship required • Active U.S. Government Secret clearance required Travel Requirements • No travel required