Network Specialist

The Network Specialist will provide on-site technical support to the U.S. Army Aviation Center of Excellence (AVCOE), Directorate of Simulation (DOS), focusing on network infrastructure and systems administration for the Live, Virtual, Constructive, and Gaming (LVC-G) training environment. This role maintains the security, connectivity, and operational readiness of the DOS training network (DOSNET) and associated server infrastructure supporting simulation and Mission Command systems., * Configure, maintain, and upgrade digital Command Post (CP) systems, SAF stations, Stealth stations, MUSE stations, and other simulation network assets.

• Administer and secure layer 2/3 network switches, applying STIG guidelines, ACAS scans, and tested firmware updates to meet RMF accreditation requirements.
• Maintain the RADIUS network policy server providing centralized authentication management for network devices.
• Perform system administration of Red Hat Enterprise Linux (RHEL) and Microsoft Windows Server (2012R2/2016/2019+) environments, including security hardening to meet RMF/IA requirements.
• Maintain gateway connectivity between DOSNET, the FSTSS (formerly FSXXI) RCTD training network, and the AVCATT training network.
• Support integration of Mission Command systems (CPCE, JBC-P, legacy CPOF, JCR, FBCB2 BFT) onto the DOSNET internal network.
• Deploy and configure Windows 10/11 Enterprise operating systems across simulation hardware platforms and software suites (e.g., MUSE, MVRsimulation VRSG, ASTi VOISUS).
• Complete required documentation and Security Technical Implementation Guides (STIGs) for RMF accreditation, and review new requests and proposed changes for information assurance compliance.
• Maintain ACAS infrastructure (Nessus scanner, Security Center) and apply software, package, and security updates, leveraging automation tools where applicable.
• Provide general desktop and help desk support for the DOSNET training environment, resolving hardware, software, and network issues.
• Maintain accurate network documentation, configuration management data, and hardware/software inventories.
• Support on-site and off-site technical needs for Initial Military Training (IMT), Professional Military Education (PME), and LVC-G training events.

• Education: BS degree in Computer Science, Information Technology, Engineering, Data Analytics, or another related scientific or technical discipline (or equivalent experience)
• Years of Experience: 8+ years of experience.
• Technical CompetenciesTools:
• Hands-on experience administering RHEL/Linux and Windows Server environments
• Experience configuring and securing layer 2/3 network switches, firewalls, and VLANs
• Working knowledge of Risk Management Framework (RMF), DISA STIGs, and ACAS scanning processes
• Strong troubleshooting skills across network, server, and client systems
• Experience supporting military or simulation training network environments

Preferred Expertise

• DoD 8140/8570-compliant security certification (e.g., Security+ CE, CCNA-Security, or equivalent).
• Experience with RADIUS authentication services.
• Experience with configuration automation tools (e.g., Ansible).

• Familiarity with Army Mission Command systems (e.g., CPCE, JBC-P, TAIS)

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