3 network security engineer jobs at 3 companies in Portage, MI
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OT Field Network Engineer II
Battle Creek, Michigan, United States
$140k-$160k/yrHybridFull Time
GrayMatter: Industrial technology solutions and automation engineering services.
10+ YOEBachelor's in a technical discipline or 10+ years networking experience; strong IT infrastructure and networking skills (all OSI layers, VLAN, segmentation); familiarity with ICS/OT (PLCs, SCADA, DCS), industrial protocols, and security frameworks (ISA 62243, IEC 27001, NIST, NERC CIP).
Programmable Logic Controllers (PLCs), Supervisory Control and Data Acquisition (SCADA), RTUs, HMI, Distributed Control Systems (DCS), OSI model, VLAN, ISA 62243, IEC 27001, NIST SP 800, NIST CSF, NERC CIP, Purdue Reference Model, CIP, DNP3, Ethernet/IP, OPC-UA, MODBUS, MQTT
Indiana Toll Road Concession Company: Operates and manages an interstate toll road system.
3+ YOEFoundational cybersecurity knowledge, experience monitoring/responding to security events, familiarity with SIEM/EDR/IDS-IPS, exposure to networking and OS administration, and strong analytical skills. Level 2 expects 3+ years.
Allied Universal: Provides security personnel, technology, and facility management services.
5+ YOE5+ MgmtHigh school diploma, 5+ years management or supervisory experience, 5+ years hands-on servers and enterprise network experience, 3+ years managing projects/teams, relational DB and customer-facing experience, project management skills.
MySQL, PostgreSQL, MS SQL, AWS, Azure, GCP, ServiceNow, Jira