Facilities Controls Technician. San Antonio LilyLifestyle

Facilities Controls Technician

Location: San Antonio, TX, USA 78251

Company: Tower Semiconductor Ltd.

Looking for a career path in the high‑tech manufacturing industry? Become part of a team focused on delivering the most exciting semiconductor technology to the world! If you enjoy working with others in a fast‑paced environment and are looking for an opportunity to grow your career in the high‑tech industry, then Tower Semiconductor is the place to be!

Tower Semiconductor is a global specialty foundry leader! We specialize in manufacturing analog integrated circuits for more than 300 customers worldwide in growing markets such as automotive, medical, industrial, consumer and aerospace and defense, among others.

We are seeking a skilled Facilities Controls Technician to support the operation, maintenance, and optimization of facilities building and process control systems in a high tech semiconductor manufacturing facility. This role focuses on hands‑on technical proficiency, problem‑solving, and system reliability across critical facility infrastructure. This position will maintain and support a semiconductor clean‑room factory where computer chips are produced. The systems and equipment include electrical distribution, controls/automation, SCADA (system controls and data acquisition), Fab equipment installation, air handlers, environmental controls, chillers, boilers, process cooling water, ultra‑pure water systems, wastewater treatment, fire alarms, exhaust scrubbers, hazardous gas monitoring systems, cryogenic liquids, high voltage distribution gear, and subsequent support systems.

• You can maintain control systems monitoring and troubleshooting.
• You can monitor, diagnose, and resolve issues with:
  • Building Management Systems (BMS)
  • Supervisory Control and Data Acquisition (SCADA) systems
  • Programmable Logic Controllers (PLCs)
  • Variable Frequency Drives (VFDs)
  • Facility Monitoring & Control Systems (FMCS)
• You can perform root‑cause analysis for alarms, system faults, and trending anomalies.
• You can utilize system dashboards, historian data, and logic diagrams to troubleshoot equipment behavior.
• You have technical maintenance & system optimization skills.
• You can perform software and hardware maintenance on control system components (sensors, actuators, I/O points, communication networks).
• You can troubleshoot instrumentation supporting semiconductor facilities systems (HVAC, ultrapure water, process cooling, toxic gas monitoring, DI water, clean dry air, vacuum systems, Steam).
• You can troubleshoot and repair facilities system operations.
• You can read and interpret electrical schematics, P&IDs, control logic, and network diagrams.
• You can use trend data and analytics tools to identify drift, degradation, or performance inefficiencies.
• You can recommend adjustments to control strategies, setpoints, and sequences to improve stability and energy efficiency.
• You can generate reports on system health, alarms, uptime, and equipment performance.
• You can provide emergency after‑hours support if/when necessary.
• You can work under general supervision with considerable freedom for independent action.
• You can make decisions that impact production, support areas, operations, and offices.
• You can communicate/work closely with internal customers and outside contractors.
• You can work in an industrial setting with electrical hazards and noisy environments.

• Experience installing, maintaining, servicing, rebuilding, troubleshooting, repairing, and operating in a semiconductor facility.
• Working knowledge of facilities related equipment: chillers, boilers, compressors, pumping systems, etc.
• Experience troubleshooting and maintaining controls and instrumentation systems.
• Allen Bradley PLCs a plus.
• Cimplicity SCADA systems is a plus.
• Associate degree or completion certificate in Instrumentation, Electronics or Electrical.
• 3+ years experience in Controls or I&E where both electrical and controls skills are used for maintaining, installing or troubleshooting in an industrial setting.
• Instrumentation calibration/calibration documentation experience.
• Knowledge of facilities…