Instrumentation and Electrical (I&E) Supervisor

Crestoperations; Houston (TX); On-site; USD 80,000 - 110,000; Full time

Job summary

Optimal Field Services in Houston, TX seeks an Instrumentation and Electrical Supervisor to oversee I&E technicians and coordinate installation, maintenance, and repair of instrumentation and electrical systems. You will supervise daily activities, assign work, and prioritize jobs in a fast-paced plant setting.

Responsibilities include calibrating instruments, reading schematics and P&IDs, ensuring safety compliance, and documenting maintenance actions while supporting commissioning of new

Qualifications

• High school diploma or GED required; technical certificate or associate degree preferred.
• SAP background.
• 1–2 years of industrial electrical or instrumentation maintenance experience preferred.
• Ability to read electrical diagrams, P&IDs, and technical manuals.
• Strong communication and problem-solving skills.
• TWIC Card; able to pass drug screen, background check, and physical exam.

Responsibilities

• Supervise daily activities of I&E technicians, including work assignments, scheduling, and job prioritization.
• Install, maintain, troubleshoot, and repair instrumentation and electrical equipment (motors, sensors, PLCs, VFDs, control panels).
• Calibrate and test instruments (flow meters, sensors, transmitters, level devices).
• Read and interpret electrical schematics, P&IDs, and manuals to diagnose faults.
• Ensure compliance with safety procedures, codes, and standards.
• Use test equipment to analyze and troubleshoot faults.
• Support commissioning and start-up of new systems.
• Document work and update maintenance logs/asset systems.
• Coordinate with operations/engineering to plan work orders.
• Identify opportunities for improvements and communicate to leadership.

Skills

Reading electrical diagrams

Troubleshooting

Communication skills

Independent work

Education

High school diploma or GED

Technical certificate or associate degree in Instrumentation or Electrical Technology

Tools

SAP

Job description

Instrumentation and Electrical Supervisor

Responsible for supervising and coordinating the installation, maintenance, troubleshooting, and repair of instrumentation and electrical systems.

Essential Duties and Responsibilities

• Supervise daily activities of I&E technicians, including work assignments, scheduling, and job prioritization.
• Install, maintain, troubleshoot, and repair instrumentation and electrical equipment, including motors, sensors, PLCs, VFDs, and control panels.
• Perform routine calibration and testing of instruments such as flow meters, pressure sensors, temperature transmitters, and level devices.
• Read and interpret electrical schematics, P&IDs, and technical manuals to diagnose system faults.
• Ensure compliance with plant safety procedures, electrical codes, and regulatory standards during all work activities.
• Use test equipment (e.g., multimeters, loop calibrators, meggers) to analyze and troubleshoot faults.
• Support the commissioning and start-up of new instrumentation and electrical systems.
• Document work performed, maintain maintenance logs, and update asset management systems.
• Coordinate with operations and engineering teams to plan and execute work orders and projects safely and efficiently.
• Identify opportunities for process or equipment improvements and communicate recommendations to leadership.

Requirements

• High school diploma or GED required, technical certificate or associate degree in Instrumentation, Electrical Technology, or related field preferred.
• SAP background.
• Minimum of 1–2 years of experience in industrial electrical or instrumentation maintenance (chemical, petrochemical, refining, or manufacturing environments preferred).
• Working knowledge of industrial control systems, wiring practices, and troubleshooting methods.
• Must possess a valid driver’s license or state‑issued ID.
• Ability to read and interpret electrical diagrams, technical documents, and safety procedures.
• Strong communication and problem‑solving skills with the ability to work independently and as part of a team.
• Must be able to work in physically demanding environments, including climbing, lifting, and working in hot, cold, or confined spaces.
• TWIC Card.
• Ability to pass a drug screen, background check, and physical examination.

Equal Opportunity Employer

Optimal Field Services is an affirmative action and equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. Optimal Field Services is committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request information regarding reasonable accommodation, contact your Human Resource Business Partner.