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From the employer's careers site First seen 7 Nov 2026

Joint Live Virtual Constructive (JLVC) Systems Administrator II (C4ISR)

GDIT Schofield, HI On-site senior full-time

Salary

$107,744 - $123,906 per year

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Description

GDIT is seeking multiple qualified candidates for Mission Training Complex Capabilities Support II (MTCCS II) program. GDIT delivers individual sustainment through collective Mission Command training, Leadership Training / Development, Warfighter Functions (WFF) training, Delta Training, First Person Simulations (Gaming), and constructive simulations supported training. Technical integration between simulation and C4I systems. Establish /maintain training and exercise networks. Accomplish Risk Management Framework Certification and Accreditation security and risk management activities.

As a JLVC Systems Administrator II (C4ISR) at the Joint Multinational Simulation Center – Pacific (JMSC-P), you will provide senior level technical leadership for the design, integration, operation, and sustainment of IT communications and network boundary architectures supporting large-scale military exercises and complex simulation environments.

Responsibilities:

  • Provide senior level technical leadership for the design, integration, operation, and sustainment of IT communications and network boundary architectures supporting large-scale military exercises and complex simulation environments.
  • Lead the implementation and sustainment of secure connectivity between mission command systems, simulation enclaves, and external enterprise networks to ensure reliable, interoperable communications.
  • Perform advanced configuration, troubleshooting, documentation, and controlled change execution for communications infrastructure, network boundary systems, and associated technologies.
  • Plan, coordinate, and execute scheduled maintenance, system upgrades, technology refreshes, and configuration changes to maintain system availability, security, and operational readiness.
  • Lead complex troubleshooting efforts across multiple network enclaves, operating systems, communications architectures, and mission command platforms to rapidly identify and resolve technical issues.
  • Serve as the technical authority for network boundary and enclave operations; establish technical standards, provide guidance, and mentor junior personnel to strengthen team capabilities and technical proficiency.
  • Advise exercise leadership, technical teams, and key stakeholders on C4ISR architectures, system capabilities, technical limitations, and potential solutions to improve training effectiveness and mission outcomes.
  • Drive technical innovation and continuous improvement initiatives to enhance JLVC system reliability, interoperability, scalability, and operational realism.
  • Serve as the primary technical interface with customers and stakeholders, identifying requirements, resolving technical issues, coordinating solutions, and ensuring deliverables are completed accurately and within established timelines.
  • Participate in special projects and other technical initiatives as required to support organizational objectives, exercise requirements, and mission priorities.

Requirements:

  • Education: BA/BS preferred (in computer science, information systems, engineering, systems administration or related field with concentration in computer-based technology); or the equivalent combination of education, technical certifications or training
  • Required Experience: 5+ years of related experience; Military and/or MTC experience preferred
  • Required Technical Skills: Advanced Administration, configuration, troubleshooting, and sustainment of mission command systems within JLVC environments; Advanced knowledge of TCP/IP, routing, switching, VLANs, DNS, DHCP. Firewalls, and network troubleshooting; Experience with installation, configuration, hardening, patching, monitoring, and troubleshooting of enterprise servers; Strong ability to integrate and troubleshoot C4ISR systems, simulation applications, interfaces, and distributed training architectures; Experience with VMware, Hyper-V or similar platforms for deploying and managing virtualized systems
  • Certification: SEC+ required
  • Security Clearance Level: SECRET clearance is required with ability to obtain TS/SCI

Benefits:

  • Growth: AI-powered career tool that identifies career steps and learning opportunities
  • Support: An internal mobility team focused on helping you achieve your career goals
  • Rewards: 401K with company match
  • Community: Award-winning culture of innovation and a military-friendly workplace

Skills

Required

  • System Administration
  • TCPIP Network
  • VMware Networking
  • Windows Hyper V
  • CompTIA Security+ CE
Apply on GDIT