Maintenance Specialist, Controls

Responsibilities

• Preventive and corrective maintenance of DCS, PLC, SIS, analyzer, and related controls in compliance with HSSE and VGIMS standards.
• Conduct system function testing and diagnostic tracking; maintain regulatory logs and reporting (MOC, audit, inhibit/bypass).
• Perform troubleshooting and root-cause analysis using historians, SOE, and diagnostic tools; implement corrective actions.
• Serve as Control System SME, mentoring technicians in hardware, tuning, alarms, and startup procedures.
• Provide design support for brownfield utilities integration, migrations, and major DCS upgrades.
• Participate in technical reviews – HAZOP, LOPA, PHA, RCA, P&ID, risk assessments, FAT, and SAT validations.
• Author and redline SIS proof-test and function-test procedures; perform SIS validations using approved tools.
• Design-manage in-plant fiber schedules; maintain Ethernet/IP, Modbus, and Profinet communication networks.
• Ensure control-system backups, disaster-recovery procedures, and continuous improvement of recovery solutions.
• Maintain compliance with ISA, NFPA 70E, FERC, IEC 61511, API standards, and VGIMS requirements.
• Prepare Job Safety Analyses (JSA), ePTW, and work permits; manage daily progress and contractor quality reports.
• Coordinate vendor engineering requests, interface with E&M engineering, and oversee contractor performance per CPLNG Contractor Management Procedure.
• Drive Ready-for-Operations (RFO) projects to design, test, and commission control-system updates before commercial operations.
• Maintain accountability for timecards, performance, and professional behavior per CPLNG policies.

Qualifications

• Bachelor’s in Electrical, Control, Electronic, or Mechatronics Engineering, OR Two-year technical degree plus ≥3 years PLC/DCS experience or vendor certifications (NCCER/NICET).
• Minimum 5 years controls maintenance in LNG, Oil & Gas, or petrochemical environments.
• Expertise in DCS/SIS/PLC maintenance, analyzers, and industrial communications.
• Skills in PLC/DCS programming (ladder and structured text), PID and process loop tuning for liquefaction and compressor control, SIS proof-testing and interlock verification per IEC 61511 and API, industrial networking and cybersecurity (access control and gateway security), alarm rationalization and prioritization, root-cause analysis using historian and SOE tools, automation change management (hardware and firmware), vendor collaboration and integration support, disaster-recovery design and validation, and continuous learning of emerging LNG automation technologies.