Senior Instrumentation Engineer

WorleyParsons; Monrovia (CA); On-site; USD 130,000 - 192,000; Full time

Job summary

Worley is seeking a Senior Instrumentation Engineer in California to lead instrumentation and controls activities on large projects. You will deliver high-quality engineering work, guide junior staff, and ensure safety, standards, and client specifications are met.

The role emphasizes coordination with disciplines, procurement support, and involvement from design through commissioning on major energy, chemicals, and resources projects.

Qualifications

• Accredited engineering degree in a relevant field.
• 8+ years of direct Instrumentation & Control design and engineering experience.
• Knowledge of applicable industry codes and standards.

Responsibilities

• Lead instrumentation and controls engineering on large projects.
• Ensure designs meet quality, cost, and schedule targets.
• Provide guidance to junior engineers and coordinate with other disciplines.

Education

Accredited Engineering Degree in Electrical/Chemical/General Engineering

Tools

SmartPlant Instrumentation (SPI)

CAD

MS Office

Job description

Job Description - Senior Instrumentation Engineer (MON0156)

Senior Instrumentation Engineer - MON0156

Company : Worley

Primary Location

USA-CA-Monrovia

Job

Instrumentation and Controls

Schedule

Full-time

Employment Type : Employee

Job Posting

Jul 16, 2026

Unposting Date

Ongoing

Reporting Manager Title : Electrical Engineering Manager

Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.

Right now, we’re bridging two worlds as we accelerate to more sustainable energy sources, while helping our customers provide the energy, chemicals and resources that society needs now.

We partner with our customers to deliver projects and create value over the life of their portfolio of assets. We solve complex problems by finding integrated data-centric solutions from the first stages of consulting and engineering to installation and commissioning, to the last stages of decommissioning and remediation. Join us and help drive innovation and sustainability in our projects.

Purpose:

The Senior Instrumentation Engineer provides instrumentation and controls engineering services on large or mega projects for Worley and its clients. This role includes delivering high‑quality technical work, providing guidance within the Instrumentation & Controls team, and ensuring all engineering activities meet quality, cost, safety, and schedule requirements.

Responsibilities:

• Ensure all engineering and design activities comply with quality, cost, and schedule targets.
• Ensure all work is performed safely and in accordance with Worley and client safety standards.
• Ensure all designs comply with client specifications, applicable codes, and agreed industry standards.
• Perform instrumentation and controls engineering and design deliverables as part of a multidisciplinary project team.
• Interpret and apply client specifications and technical requirements.
• Coordinate and communicate effectively with other disciplines and client representatives.
• Comply with the Worley Quality Assurance system and applicable procedures.
• Identify technical issues, develop appropriate solutions, and seek assistance when required.
• Provide guidance and support to junior personnel within the Instrumentation & Controls team when needed.
• Stay current with industry developments, standards, and technical innovations in instrumentation and controls engineering.
• Act as Instrumentation & Controls Engineering Lead on assigned projects, when required.
• Provide technical input and support during procurement, construction, and commissioning phases as needed.

What you will bring
Technical/Industry Experience and Qualifications Requirements:

• Working knowledge of Instrumentation & Control deliverables such as:
  • Panel (JB and Marshalling) Design.
  • P&ID's.
  • Loop Drawings.
  • Wiring Drawings.
  • Motor Control Schematics.
  • Instrument Location Drawings.
  • Instrument Installation Details.
  • Instrument Specifications (Datasheets).
  • I/O Lists.
  • Bill of Materials.
  • Conduit/Cable Tray/Cable Schedules.
  • Control Narratives.
  • Cause and Effect Diagrams.
  • Material Requisitions.
• Construction or Engineering Work Packages. Working knowledge of Instrumentation Calculation/Selection, such as:
  • Flow (Orifice Plates, Vortex, Venturi, Magnetic, Ultrasonic meters).
  • Level Measurement (Radar, Displacers, Gauges).
  • Temperature (including Thermowells Freq. wake calculation).
  • Pressure.
  • Process Analyzers and sampling systems would be a plus.
  • Competent use of instrument calculation/selection specific software.
• Working knowledge (design/configuration/implementation) of any of the following systems:
  • PLCs, preferable Modicon, GE, or AB/Rockwell.
  • SISs, preferable Triconex.
  • DCS, preferable Honeywell TDC/TPS/Experion, Foxboro I/A, ABBxA.
    
• Additional Information:
  • Knowledge of applicable industry codes and standards related to instrumentation and control systems.
  • Ability to manage multiple small to medium projects concurrently.
  • Working knowledge of computer aided design (CAD) software.
  • Experience with SmartPlant Instrumentation (SPI).
  • Knowledge of communication networks is an advantage.
  • Proficient in MS Office Suite and other relevant engineering software.

Education – Qualifications, Accreditation, Training:

Required:

• Accredited Engineering Degree in General Engineering, Chemical Engineering, Electrical Engineering, or Mechanical Engineering or related equivalent degree combined experience Typically, 12 plus years’ experience.

Preferred:

• 8+ years of direct Instrumentation & Control design and engineering experience.
• Registered PE in Control Systems or to be able to obtain PE license.
• Experience in S3D .
• SmartPlant Instrumentation (SPI) software training (including wiring module) is a plus.
• ARAMCO Experience: Well versed and experienced with ARAMCO SAES standards.
• Knowledgeable in Gas Compression and Gas processing.

Additional Information:

• This position is in California.
• Salary Range $130,404-$191,771.

Los Angeles
We will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance.” #LI-AC1

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation.

We’re building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology.

Whatever your ambition, there’s a path for you here. And there’s no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.

We’re committed to building a diverse, inclusive and respectful workplace where everyone feels they belong, can bring themselves, and are heard. We provide equal employment opportunities to all qualified applicants and employees without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law.

Our policy is to conduct background checks for all candidates who accept an offer of employment with us.