IT/OT Plant Systems Engineer — Lead, Secure & Optimize

BioUrja Renewables; Houston (TX); On-site; USD 110,000 - 165,000; Full time

Benefits offered by this job

Competitive salary

Medical, dental, vision insurance

401(k) plan

Paid time off

Job summary

BioUrja Renewables, LLC is seeking an IT/OT Senior Systems Engineer to lead the design, build, and reliability of plant IT/OT infrastructure across multiple sites including Peoria and North Texas, with base in Houston. You will supervise Tier 1 staff, drive security posture, and coordinate with operations leadership to meet SLAs and business objectives.

The role requires hands-on engineering, documentation of procedures, and escalation management to ensure 24x7 production support across IT/OT

Qualifications

• Five or more years of experience in systems administration or systems engineering; experience supporting industrial, manufacturing, or OT required.
• Experience supporting industrial networking environments, including managed switches, VLANs, firewalls, industrial Ethernet, IT/OT network segmentation, and secure remote access to manufacturing systems.
• Prior experience supervising, leading, or mentoring technical support staff preferred.

Responsibilities

• Designs, installs, configures, tests, maintains, monitors, and troubleshoots network infrastructure, Windows servers, and supporting software across IT and OT environments.
• Manages security solutions, including secure remote access, endpoint protection/anti-virus, and intrusion detection systems.
• Oversees end user accounts, permissions, and access rights, with routine requests handled by Tier 1 staff.
• Plans and leads infrastructure projects, upgrades, and lifecycle refreshes for plant systems across all supported facilities.

Skills

IT/OT systems

Windows servers

Network design

Security

Education

Associate's degree or equivalent experience

Tools

CCNA

Security+

Job description

BioUrja Renewables, LLC is seeking an IT/OT Senior Systems Engineer to lead the design, build, and reliability of plant IT/OT infrastructure across multiple sites including Peoria and North Texas, with base in Houston. You will supervise Tier 1 staff, drive security posture, and coordinate with operations leadership to meet SLAs and business objectives.

The role requires hands-on engineering, documentation of procedures, and escalation management to ensure 24x7 production support across IT/OT