Job DescriptionPosition SummaryThe Senior Principal Engineer - Instrument & Controls develops, supports, and leads instrumentation and control systems engineering and design deliverables for complex EPC projects in LNG, energy transition, carbon capture, refining, and petrochemical facilities. The position provides technical leadership across instrumentation, process control, safety systems, analyzers, vendor packages, and engineering interfaces, ensuring that deliverables meet project scope, schedule, budget, and technical requirements.
On large projects, this role reports to the Lead Instrument & Controls Engineer and provides technical leadership; it may also lead small to medium-size projects. The position advises the Project Manager and Department Manager of major changes.
Key ResponsibilitiesFunctional Responsibilities- Develop and review P&IDs, control and protection philosophies, and I&C design criteria for assigned projects.
- Prepare field instrument specifications, flowmeter and control valve sizing calculations, datasheets, and material requisitions.
- Develop DCS, SIS, Fire & Gas, PLC and other control and safety system specifications, narratives, cause-and-effect documents, and requisitions.
- Prepare analyzer and analyzer shelter specifications, datasheets, and requisitions.
- Produce or oversee wiring diagrams, instrument location plans, installation details, loop diagrams, panel drawings, and remote instrument building layouts.
- Prepare technical bid tabulations, support purchase order administration, and review supplier and vendor technical documentation.
- Coordinate technical interfaces and design criteria with other engineering disciplines; conduct site surveys and provide site support as required.
Leadership / Management Responsibilities- Lead small to medium-size projects and serve as technical lead on large projects.
- Develop I&C engineering and design scope of work, detailed schedule milestones, staffing plans, and man-hour estimates.
- Monitor project progress, schedules, staffing needs, and engineering-hour budgets; escalate deviations and major changes.
- Establish design concepts and ensure technical accuracy and conformance with project requirements.
- Coordinate and monitor engineering deliverables from workshare offices.
- Coach and train less experienced engineers and designers; support development and maintenance of departmental procedures.
Compliance / Operational Responsibilities- Apply appropriate engineering methods and recognized codes and standards, including ISA, IEC, and API as applicable.
- Independently evaluate and adapt standard techniques, procedures, criteria, and systems to meet project goals.
- Identify scope deviations, research technical solutions, and communicate associated cost and schedule impacts.
- Follow project engineering, quality, and HSE procedures; travel for site support when required.
QualificationsRequired Qualifications- Bachelor of Science in Electrical, Chemical, or Mechanical Engineering.
- 20+ years of I&C engineering and design experience on LNG, energy transition, carbon capture, refining, and/or petrochemical projects.
- Effective written and verbal communication skills.
- Proficiency in Microsoft Office, SmartPlant Instrumentation (SPI), Navisworks, and PDF markup software.
- Must be authorized to work in the United States.
Preferred Qualifications- Professional Engineer license in Louisiana and/or Texas, with ability to obtain multistate licensure.
- Certified Functional Safety Professional, Certified Functional Safety Expert, or TÜV Functional Safety Engineer.
Role Specific Knowledge & Skills- P&IDs; control and protection philosophies; instrumentation specifications and sizing calculations.
- DCS, SIS, Fire & Gas, PLC and other control/safety system design and integration.
- Control narratives, cause-and-effect documentation, wiring and loop diagrams, and equipment layouts.
- Analyzer systems, technical requisitions, bid evaluations, purchase order and vendor document review.
- Engineering scope, schedules, workshare coordination, budgets, and multidisciplinary technical interfaces.
- Working knowledge of ISA, IEC, API and applicable project engineering practices.
Additional Information- Travel and site surveys/support may be required.
- Work location, employment schedule, and project assignment are to be confirmed.
- The source JD requires authorization to work in the U.S.; it does not state a U.S.-citizenship-only restriction or a sponsorship policy. Confirm any additional restrictions with HR before posting.
