OT Network Engineer
Automatic Systems Inc
- Saint Paul, Illinois, United States
- Saint Paul, Illinois, United States
About
This position offers the opportunity to work on critical infrastructure projects supporting municipal water and wastewater systems and industrial control systems while helping shape secure and modern OT network architectures for essential public utilities.
Position Responsibilities
Collaborate with controls design engineers, programming engineers, and project teams to support the design, configuration, deployment, and commissioning of industrial OT networks and infrastructure for municipal water and wastewater SCADA systems, providing technical guidance and best practices for secure and reliable network architectures.
Architect secure industrial Ethernet plant and remote-site networks including managed switches, VLANs, routing, wireless communications, firewalls, and IT/OT segmentation.
Implement and support WAN connectivity solutions including fiber, cellular (Cradlepoint, Sierra Wireless, Digi), licensed/unlicensed radio (MDS, 4RF, Aprisa, CalAmp Viper SC+), and site‑to‑site and remote‑access VPN technologies for treatment plants, lift stations, and remote facilities.
Configure, harden, and support industrial cybersecurity solutions including firewalls, secure remote access security appliances (Watchguard, SonicWall), MFA, site‑to‑site and client VPNs, endpoint protection, logging, and backup/recovery systems.
Support OT server and virtualization infrastructure including Windows Server, VMware/Hyper‑V, Active Directory, and related OT support systems.
Develop and maintain OT network standards, documentation, IP schemas, asset inventories, and cybersecurity best practices for client environments.
Collaborate with project managers, controls engineers, electricians, and client IT personnel throughout design, testing, commissioning, and deployment phases.
Support cybersecurity assessments, incident response, disaster recovery, and client compliance efforts aligned with EPA guidance, AWIA requirements, WaterISAC recommendations, NIST SP 800‑82, and IEC 62443 standards.
Assist with project scoping, estimating, and development of standardized OT network architectures and reusable configurations.
Occasional travel to project sites for commissioning and deployment support as needed.
Qualifications
Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, Information Technology, or related field; equivalent experience considered.
5 to 10+ years of experience designing and supporting OT/ICS network infrastructure in industrial, utility, or critical infrastructure environments.
Strong knowledge of:
Industrial Ethernet Networking
Managed switches and VLANs
WAN Technologies and remote communications
Industrial firewalls and VPNs
OT Cybersecurity best practices
SCADA and industrial control system communications
Experience with OT cybersecurity frameworks and standards such as:
ISA/IEC 62443
NIST SP 800‑82
WaterISAC guidance
Purdue Model architecture
Experience with virtualization platforms, Windows Server environments, and industrial remote‑access solutions preferred.
Excellent troubleshooting, communication, and project coordination skills with the ability to work effectively with engineers, contractors, operators, and client IT personnel.
Preferred certifications include CompTIA Security+, Cisco CCNA/CCNP, Fortinet NSE, ISA/IEC 62443 Cybersecurity Fundamentals, or GICSP.
Salary Range $115,000 - $153,000
Benefits
Health insurance
401(k)
Dental insurance
Life insurance
Paid time off
Vision insurance
Equal Opportunity Employer We are an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local laws.
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Languages
- English
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