OT Security Engineer - Hands-On Field Maintenance

Indigo Beam, LLC; Monaca (Beaver County); On-site; USD 90,000 - 130,000; Full time

Job summary

Indigo Beam Consulting is seeking an experienced OT Security Engineer for a hands-on run-and-maintain contractor role in Monaca, PA. You will protect and sustain site OT assets across DCS, SIS, PLCs, HMIs, and network infrastructure, while documenting preventive and corrective maintenance and coordinating with operations and vendors.

Responsibilities include planning maintenance, backups, patching, firmware reviews, physical inspections, and change control, ensuring safety and production

Qualifications

• Relevant OT security knowledge and hands-on maintenance ability.
• Strong documentation and reporting skills.
• Excellent coordination across Operations, IT, and vendors.
• Ability to follow procedures and vendor instructions.
• Strong troubleshooting and recordkeeping.

Responsibilities

• Plan and execute OT maintenance based on asset criticality and schedules.
• Log preventive, corrective, and cybersecurity work in maintenance tools.
• Verify backups and patching per policy and vendor guidance.
• Perform firmware reviews and network maintenance with vendor input.
• Conduct quarterly and semi-annual physical inspections of OT cabinets and cabinets.
• Coordinate change control, risk assessments, and outage planning.

Job description

Indigo Beam Consulting is seeking an experienced OT Security Engineer for a hands-on run-and-maintain contractor role in Monaca, PA. You will protect and sustain site OT assets across DCS, SIS, PLCs, HMIs, and network infrastructure, while documenting preventive and corrective maintenance and coordinating with operations and vendors.

Responsibilities include planning maintenance, backups, patching, firmware reviews, physical inspections, and change control, ensuring safety and production