Field Network Engineer

INEOS • Carrizo Springs, TX

1d • Onsite

About The Position

The Field Network Engineer is a hybrid role that supports the critical network infrastructure that enables INEOS’ oil & gas operations across the Eagle Ford basin in South Texas, as well as the end user technology that enables INEOS’ greatest asset, our people. You’ll architect and maintain IT & OT networks, ensure resilient SCADA and telemetry communications, and provide field‑level support for users and operational teams. You’ll be an integral part of a large IT team that supports all end user technology, office technology, and core infrastructure.

Requirements

• 5–8+ years IT/OT engineering or network roles.
• Relevant degree or equivalent experience.
• IT/OT networks in industrial environments.
• Experience with cellular APNs, industrial cellular modems/routers, edge & core firewalls.
• SCADA or telemetry support.
• General Windows and end user hardware support.
• ITSM practices including ticketing, knowledge base, change management, and CMDB.

Nice To Haves

• Preferred certifications: CCNA/CCNP, CMSS, GICSP, IEC 62443, AZ‑700.

Responsibilities

• Network Engineering (75%): Design, deploy, and maintain LAN/WAN infrastructure across field offices and oilfield sites. Configure and manage edge and core firewalls. Implement and support VPN/IPsec connectivity. Utilize cellular private APN networks.
• SCADA & Telemetry Networking Support and optimize SCADA and telemetry communications. Integrate RTUs, PLCs, and edge devices. Work closely with I&E and operational teams.
• Security, Reliability & INEOS Operational Discipline Use proper network segmentation and secure remote access to build secure networks aligned to IEC 62443. Maintain device inventory and standards. Participate in incident response. Document systems clearly and efficiently.
• Field Operations Support & Continuous Improvement Troubleshoot IT/OT network and SCADA issues. Maintain diagrams and SOPs. Implement monitoring and alerting.
• End-User Support Provide on-site technical support to field personnel. Support laptops, tablets, handhelds, HMIs, and applications. Troubleshoot user connectivity to SCADA dashboards and tools. Assist with device setup and patching. Train field users on troubleshooting steps.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed