DoD OT Network Engineer — SCADA/ICS & BMS Security

Ares Enterprise; Santa Rita (GU); On-site; USD 90,000 - 130,000; Full time

Job summary

Ares Enterprise in the United States is seeking an experienced OT Network Administrator to design, secure, and manage critical FRCS/ICS/BMS networks supporting NAVFACMAR missions.

The role requires advanced knowledge of OT architectures, RMF compliance, industrial protocols, and DoD cyber guidelines, with responsibilities including network segmentation, firewall administration, troubleshooting, and documentation to sustain high availability of facility operations.

Qualifications

• Advanced OT network administration experience.
• Experience with FRCS/ICS/BMS environments.
• Knowledge of Purdue Model segmentation and industrial protocols.

Responsibilities

• Configure, secure, and troubleshoot OT network infrastructure.
• Design and maintain Layer 2/3 networks for FRCS/ICS/BMS.
• Support RMF compliance and DoD cybersecurity requirements.

Skills

OT network administration

Firewall rule development

Routing & switching

Industrial protocols

RMF / DoD cybersecurity concepts

Wireshark analysis

Technical documentation

English communication

Tools

Wireshark

Data Diodes

STIG tooling

Job description

Ares Enterprise in the United States is seeking an experienced OT Network Administrator to design, secure, and manage critical FRCS/ICS/BMS networks supporting NAVFACMAR missions.

The role requires advanced knowledge of OT architectures, RMF compliance, industrial protocols, and DoD cyber guidelines, with responsibilities including network segmentation, firewall administration, troubleshooting, and documentation to sustain high availability of facility operations.