Windows/VMWare Systems Administrator (Systems Administrator 4)

Windows/VMWare Systems Administrator (Systems Administrator 4) This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business. As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination—not readiness in piece-parts. For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness. HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients' toughest nuclear and environmental challenges. Leadership Mindset at HII – Mission Technologies Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities: Know & Grow Your People – Commit to learning and supporting team success. Build Relationships – Communicate openly, collaborate well, and build trust. Take Ownership – Deliver on commitments and take pride in your work. Customer First – Focus on the mission and those we serve. Shape the Future – Bring ideas, curiosity, and continuous improvement. Act with Urgency – Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies. Job Description The Navy Integrated Training Environment (NITE) Network Administrator is responsible for the administration, maintenance, and cybersecurity defense of the Navy Enterprise Tactical Training Network (NETTN) infrastructure, with a strong emphasis on Microsoft Windows Server environments and VMware virtualization platforms supporting enterprise-wide modeling and simulation systems. The candidate will work closely with technical teams across the enterprise to update, monitor, and maintain Windows based servers, virtual machines, and client systems. Core responsibilities include VMware ESXi and vCenter management, Windows Server administration, Group Policy creation and management, DHCP configuration, and implementing system hardening and patching in accordance with DoD Security Technical Implementation Guides (STIGs). The candidate must be capable of working both independently and collaboratively within a team. Essential Job Responsibilities Ensures reliable operation and performance of multi-user Windows server and VMware systems, coordinating as needed with other network and systems administrators. Manages VMware infrastructure including provisioning, monitoring, performance tuning, and lifecycle maintenance of virtual machines. Performs Windows Server administration including account management, GPO development, patching, and system configuration. Maintains system documentation and ensures compliance with DoD cybersecurity and configuration standards. Evaluates hardware and software solutions, coordinates installations, and manages system backups and recovery processes. Develops and enforces policies and standards related to system resources, capacity allocation, and configuration management. Minimum Qualifications 10 years relevant experience with a Bachelor's in a related field; 8 years with a Master's; or 14 years relevant experience with a High School diploma/equivalent. Hands-on experience with VMware (ESXi, vCenter). Familiarity with VDI technologies and connection protocols. Strong technical troubleshooting and problem solving skills. Ability to interpret and apply technical documentation. High attention to detail and ability to manage multiple priorities. Strong customer service and communication skills. Security+ or equivalent DoD 8570 certification. Must hold and maintain an active Secret security clearance. Preferred Requirements Experience with Microsoft WSUS or SCCM for patch and configuration management. Experience administering Windows Server 2019/2022 environments. Experience with Windows desktop OS. RedHat (RHEL 8/9) desktop administration experience highly desired. Experience implementing DoD STIGs across Windows and virtualized systems. Experience patching Windows servers and workstations in an enterprise environment. Strong customer focus and ability to manage competing priorities. Physical Requirements Job performance requires adequate visual acuity and manual dexterity for meeting the requirements of the discipline. Office work environment. HII Mission Technologies Division