Aero Instrumentation & Controls Technician / Gas Turbine Mapper

ON GRID INFRASTRUCTURE SERVICES LLC•Town of Berlin, NY

2d•$45 - $85

About The Position

The Aero Instrumentation & Controls Technician I / Gas Turbine Mapper inspects, disassembles, cleans, repairs, calibrates, tests, troubleshoots, and performs periodic maintenance on instrumentation, control systems, and associated equipment on GE aeroderivative gas turbines. The position involves field instrumentation mapping, electrical and control system troubleshooting, calibration, software modifications, and control system upgrades. The Technician evaluates equipment condition, diagnoses operational issues, identifies necessary repairs or modifications, and performs complex troubleshooting and maintenance during scheduled outages, commissioning, startup, and unscheduled maintenance assignments. The role requires interpreting electrical schematics, P&IDs, instrument drawings, control logic, and OEM documentation to identify, trace, verify, and document instrumentation and control system components. The Technician also supports control system software upgrades, modifications, retrofits, and functional testing. The position provides customer technical direction and support, prepares technical reports and documentation, and coordinates with turbine mechanics, Technical Field Advisors, controls engineers, commissioning personnel, and customer representatives. Field work may involve extensive domestic and international travel, offshore platforms, weekends, holidays, overtime, and extended shifts as project assignments require. GE aeroderivative turbine experience, including LM2500, LM6000, or LMS100, is highly desirable.

Requirements

Two-year degree in instrumentation, electrical technology, electronics, automation, or another scientific or technical field preferred, or equivalent related work experience.
Technical training and demonstrated knowledge of fundamental industrial instrumentation, electrical systems, and controls concepts, practices, and procedures.
Hands-on experience with instrumentation and controls on industrial gas turbines; GE aeroderivative equipment is preferred.
Experience troubleshooting, calibrating, testing, maintaining, and repairing turbine instrumentation and associated control equipment.
Experience with instrumentation mapping, field-device identification, wiring verification, instrument loop checks, and control-system I/O verification.
Experience troubleshooting gas turbine control systems, including PLCs, control logic, I/O systems, and associated electrical and instrumentation components.
Ability to understand and implement approved control-system software upgrades, logic modifications, and configuration changes.
Working knowledge of PLC ladder logic, including navigating ladder rungs, interpreting control sequences, and identifying faults.
Ability to read and work from blueprints, P&IDs, electrical schematics, wiring diagrams, instrument loop drawings, control logic diagrams, and equipment specification manuals.
Knowledge of industrial pressure, temperature, flow, speed, vibration, and position measurement devices.
Proficiency with electrical and instrumentation testing equipment, including multimeters and loop calibrators.
Ability to independently diagnose and resolve complex instrumentation and controls problems while following procedures and safety requirements.
Strong computer skills, including working with controls software, electronic technical documentation, and reporting systems.
Ability to prepare accurate technical reports, calibration records, instrument mapping documentation, and maintenance reports.
Strong communication, organizational, and problem-solving skills; ability to work as a team member in a quality-focused environment.
Must possess appropriate licenses or certifications where required by federal, state, or local law.
Ability and willingness to work on offshore platforms when required and to travel extensively and work extended schedules during field assignments.
English proficiency required.

Nice To Haves

Direct field experience with GE aeroderivative gas turbines, including LM2500, LM6000, LMS100, or similar models.
Experience supporting GE Vernova, OEM-authorized service providers, or independent gas turbine maintenance and service contractors.
Experience in instrumentation and controls installation, calibration, maintenance, repair, troubleshooting, and commissioning.
Knowledge and application of physical measurement standards for mass, temperature, flow, and pressure.
Experience with detailed instrumentation mapping, wiring verification, instrument loop testing, and control-system documentation.
Working knowledge of computers, PLCs, industrial control systems, and communications interfaces.
Knowledge of Woodward NetCon, MicroNet, and MicroNet Plus; GE Mark V, Mark VI, and Mark VIe; and GE Fanuc RX3i and RX7i PLC systems.
Experience with control-system software upgrades, configuration changes, logic modifications, major controls retrofits, backups, revision management, and post-modification testing.
Field experience with Wonderware, CIMPLICITY, and iFIX HMI software.
Familiarity with Bently Nevada 3500 vibration monitoring systems, including troubleshooting, configuration verification, and associated instrumentation.
Familiarity with fire-system controls, fire and gas detection, and turbine protective instrumentation.
Knowledge of gas turbine fuel control, turbine protection logic, overspeed protection, alarms, trips, and interlocks.
Experience supporting turbine startup, shutdown, commissioning, hot-section inspections, scheduled outages, and unscheduled maintenance.
Familiarity with power plant maintenance, turbine generator maintenance, and power plant equipment installation and commissioning.
Strong troubleshooting and analytical skills; ability to work independently with minimal supervision while coordinating with site personnel and project teams.
Ability to manage multiple assignments and meet established time constraints; strong attention to detail and commitment to accurate documentation.
Excellent customer service, communication, and interpersonal skills.

Responsibilities

Provide customers with technical direction and support for calibration, repair, maintenance, troubleshooting, and operation of turbine instrumentation and controls.
Map instrumentation and control systems by identifying, tracing, verifying, and documenting field instruments, control devices, wiring, terminal connections, and I/O assignments.
Verify instrument tags, device locations, signal paths, wiring, and control interfaces against drawings, lists, and OEM documentation; document discrepancies and prepare mapping records, updated device lists, and redline drawings.
Disassemble, inspect, clean, repair, calibrate, test, and maintain field instruments, control devices, and associated equipment; reinstall and verify equipment after repairs or modifications.
Diagnose and troubleshoot electrical, instrumentation, and control problems involving sensors, transmitters, switches, actuators, control valves, circuits, PLC hardware, I/O modules, communications, control logic, and turbine protection systems.
Perform instrument loop checks, signal and continuity testing, I/O verification, and functional testing.
Record abnormal equipment functions, failures, and out-of-tolerance conditions; identify corrective actions and maintain required documentation.
Review and troubleshoot PLC ladder logic, control sequences, permissives, alarms, trips, and turbine protection logic.
Implement approved control-system conversions, modifications, upgrades, retrofits, software upgrades, logic changes, and configuration changes; support backups, configuration verification, revision control, and post-modification testing.
Provide technical support for applicable turbine control systems, including GE Mark V, Mark VI, and Mark VIe and Woodward NetCon, MicroNet, and MicroNet Plus.
Support troubleshooting and maintenance of turbine auxiliary and protection systems, including fuel control, vibration monitoring, overspeed protection, fire and gas detection, and HMI systems.
Read and interpret electrical and mechanical flow diagrams, instrument diagrams, wiring schematics, P&IDs, control logic drawings, and equipment manuals.
Use hand tools, multimeters, loop calibrators, electrical testing equipment, and specialized instrumentation tools to maintain, troubleshoot, and test customer equipment.
Support turbine startup, shutdown, commissioning, scheduled outages, unscheduled repairs, and return-to-service activities.
Coordinate with turbine mechanics, Technical Field Advisors, controls engineers, commissioning personnel, and customer representatives to identify and resolve technical issues.
Prepare professional technical reports and serve as a primary contact between customers and the company on assigned technical issues, coordinating with involved functions.
Maintain daily records of inspection findings, mapping, calibration, maintenance, troubleshooting, repairs, software changes, test results, and equipment histories.
Perform field activities safely and in compliance with company EHS guidelines, customer requirements, and applicable procedures.
Travel extensively domestically and internationally and work holidays, weekends, overtime, and extended shifts as field assignments require; work on offshore platforms when required.
Perform other assigned duties supporting project objectives, customer requirements, and company operational goals.