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Controls Technician III (Operations)

NOV • Petroleum & Mining Engineering • Oil & Gas • On-call duty • Associate's Degree • 20 days ago
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Salary
≈ $34k – $61k per year (Estimated)
Location
In office (San Antonio)
Seniority
Middle

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Sep 30, 2026. NOV scores B on the Alion truth index.

Overview
Company
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Profile match

NOV

NOV is a US oilfield equipment and technology company headquartered in Houston, Texas, supplying drilling rigs and rig components, downhole tools, drill pipe, artificial lift, completion and production equipment and aftermarket services to the oil and gas industry. Listed on the New York Stock Exchange, it traces its heritage to 1862 and took its current form as National Oilwell Varco in the 2005 merger of National Oilwell and Varco International, with sites in the US, Brazil, Norway, India and Saudi Arabia. It hires assembly and shop technicians, welders and painters, quality, mechanical and robotics engineers, field service technicians, project managers and accountants.
nov.com • HQ: Houston, United States • Petroleum & Mining Engineering • Oil & Gas • 1001-5000 employees • Est. 2005
Tech stack of NOV

Support ongoing operations for fiber glass pipe manufacturing.

  • Troubleshoot and repair PLC-controlled manufacturing equipment.
  • Program, modify, and maintain PLC logic using platforms such as Allen-Bradley, Siemens, Schneider, or Omron.
  • Configure and troubleshoot HMIs and SCADA systems.
  • Install, calibrate, and maintain industrial instrumentation including pressure, temperature, flow, and level devices.
  • Troubleshoot servo systems, motion control, robotics, and variable frequency drives (VFDs).
  • Diagnose electrical, mechanical, hydraulic, pneumatic, and controls-related failures.
  • Interpret electrical schematics, P&IDs, wiring diagrams, and control drawings.
  • Perform preventative on automation systems.
  • Support equipment startups, commissioning, and production changeovers.
  • Configure industrial communication networks including Ethernet/IP, Modbus, Profibus, Profinet, DeviceNet, and other fieldbus systems.
  • Perform system backups, software version control, and documentation updates.
  • Assist engineers with new equipment installations and automation upgrades.
  • Recommend and implement continuous improvement projects that increase equipment reliability and productivity.
  • Mentor Controls Technicians I and II on troubleshooting techniques and best practices.
  • Coordinate with maintenance, engineering, operations, and outside vendors to resolve equipment issues.
  • Ensure compliance with electrical codes, company standards, and safety regulations including Lockout/Tagout (LOTO).
  • Maintain accurate maintenance records using a CMMS.
  • Participate in on-call support and respond to emergency equipment failures as required.
  • Ability to lift up to 50 pounds.
  • Ability to climb ladders and work from elevated platforms.
  • Ability to work in confined spaces when necessary.
  • Ability to stand, walk, bend, kneel, and reach for extended periods.
  • Ability to distinguish wire colors and read detailed electrical drawings.
  • Must be able to work in industrial environments with varying temperatures, noise levels, and moving machinery.
  • Exposure to electrical equipment, rotating machinery, compressed air systems, and production processes.
  • May require overtime, weekend work, and on-call responsibilities.
  • Appropriate PPE is required.
  • Associate degree in Electrical Engineering Technology, Industrial Automation, Mechatronics, or related field; equivalent experience may be considered.
  • 5-8 years of industrial controls or automation experience.
  • Strong knowledge of industrial electrical systems up to 480 VAC.
  • Experience troubleshooting PLCs, HMIs, VFDs, and industrial automation equipment.
  • Ability to read and interpret electrical drawings and technical documentation.
  • Experience using electrical test equipment including multimeters, oscilloscopes, and process calibrators.
  • Strong troubleshooting and analytical skills.
  • Excellent communication and teamwork abilities.
  • PLC Programming and Troubleshooting
  • HMI Development and Support
  • SCADA Systems
  • Industrial Networking
  • Servo and Motion Control
  • VFD Configuration
  • Robotics Integration
  • Instrumentation and Calibration
  • Electrical Troubleshooting
  • Control Panel Design and Wiring
  • Preventive and Predictive Maintenance
  • Root Cause Analysis (RCA)
  • CMMS Software
  • Microsoft Office Suite
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