**Description:** * Must be able to recognize and understand definitions and abbreviations used in electrical, electronic, pneumatic and hydraulic instrumentation technologies. * Must be able to apply terms, definitions, and concepts from mechanics, electricity, heat and chemistry. (Solutions may involve simple formulas for figuring flash point, specific gravity, and expansion rate.) * Must be able to read schematics and wiring diagrams. * Understand calibration sheets, instrument specification sheets and installation details. Recognize standard symbols. * Understand and recognize electrical and electronic units of measurement such as volts, amps, watts, ohms, hertz, farads, etc.; basic components (batteries, voltage sources, current sources, resistors, capacitors, inductors, transistors and integrated circuits). * Be able to apply the principles of pneumatics as used in industrial instrumentation. * Understand the terminology (PSIG, PSIA, supply air, instrument air, signal); components (links, levers, flapper or baffle, nozzle, relay, vents, filters); and pneumatic circuitry. * Must possess the knowledge to understand current-voltage-resistance relationships in direct current circuits. Apply Ohm’s Law. * Must possess the knowledge to understand current-voltage-impedance relationships in alternating current circuits. * Understand basic trouble shooting methods for motors, contactors, transformers, relays, and lighting. Recognize power quality problems. * Read and interpret wiring and ladder diagrams. * Possess the ability to understand the operation of basic electric/electronic test equipment (DC power supplies, milliamp calibrators, millivolt calibrators, multimeters, signal sources, function generators, oscilloscopes, decade boxes, Wheatstone bridges, impedance testers and frequency generators); calibration procedures for electric and electronic transmitters, controllers and control valve actuators; bench repair of various electric and electronic instruments and components (circuit boards, power supplies, relays, receiver and transmitter elements). * Inspect and replace power cords and distribution cables. Locate and replace faulty resistors, capacitors, inductors, transistors, IC units and printed circuit (PC) boards. * Use appropriate test equipment, soldering techniques, wire wrap techniques, hand tools, component and wire identification documentation. * Understand the types of pneumatic and electronic transmitters used in level measurement, the calibration of each and the test instruments used. * Connect pneumatic and electronic level sensors and transducers for accurate calibration. * Install and maintain truck loading, additive injection, and pipeline proving and control systems (where applicable). * Should poses a basic understanding of Cathodic Protection. This position is hourly nonexempt status, which means you are eligible for overtime pay. **Qualifications:** * High school diploma or GED required. * 3 years of electrical & instrumentation field experience or other industry related experience required. * Practical knowledge and understanding of National Electrical code guidelines required. * Knowledge and understanding of safe electrical practices, safe hot work practices, confine space regulations and DOT pipeline safety devices required. All successful candidates must be eligible to obtain a TWIC card (Transportation Worker Identification Credential). It is Valero’s policy that employees must wear this card at all times while working at the refinery. Please review eligibility criteria athttps://www.tsa.gov/for-industry/twic. Position level and salary will be commensurate with qualifications and experience. Valero's employees are the heart of its success, and there is a reason why the company is an employer of choice in the fuels manufacturing and marketing industry. It’s not just the excellent benefits package, or the opportunities for personal growth, it’s also the caring and committed culture of the organization that makes everyone feel like they’re truly part of a team. Valero is an EEO Employer. All qualified applicants are encouraged to apply and will receive consideration for employment without regard to legally protected status, including race, color, religion, sex, national origin, age, disability, protected veteran or any other status protected by applicable federal, state or local laws. Please be advised, if you are viewing this position on a website that lists an estimated salary rate/range, it was not provided by Valero. Valero’s market specific salary rate/range will be provided during the recruiting process and tends to be higher than what is estimated by such websites. *LI-LP1 **Job:** Operations/Skilled Crafts %26 Trades/Maintenance **Primary Location:** US-TX-Beaumont **Job Posting:** Feb 2, 2026, 7:04:41 AM **Unposting Date:** Feb 9, 2026, 11:59:00 PM **Req ID:** 260011F