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Junior Instrumentation Engineer Jobs in California

Worley

Senior Instrumentation Engineer

Monrovia, CA · On-site

$130K - $191K/yr

Ensure all engineering and design activities comply with quality, cost, and schedule targets ... Provide guidance and support to junior personnel within the Instrumentation & Controls team when ...

Firefly Aerospace

Launch Engineer, EGSE

Lompoc, CA

Controls and Instrumentation Engineers are responsible for the design, fabrication, installation ... The ability to mentor junior engineers and technicians on electrical systems * Familiarity with ...

Firefly Aerospace

Launch Engineer, EGSE

Lompoc, CA · On-site

Controls and Instrumentation Engineers are responsible for the design, fabrication, installation ... The ability to mentor junior engineers and technicians on electrical systems * Familiarity with ...

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All JobsInstrumentation Engineer JobsJunior Instrumentation Engineer JobsJunior Instrumentation Engineer Jobs in California

Junior Instrumentation Engineer information

See California salary details

$33.1K

$70.9K

$108.1K

How much do junior instrumentation engineer jobs pay per year?

As of Jul 16, 2026, the average yearly pay for junior instrumentation engineer in California is $70,859.00, according to ZipRecruiter salary data. Most workers in this role earn between $47,900.00 and $79,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Junior Instrumentation Engineers during their first year on the job?

Junior Instrumentation Engineers often encounter challenges such as adapting to industry-specific standards, learning to interpret complex instrumentation diagrams, and understanding the nuances of different control systems. They may also need to quickly develop troubleshooting skills for various sensors and devices while working under the guidance of senior engineers. Effective communication and collaboration with multidisciplinary teams, including mechanical and electrical engineers, are essential for successfully integrating instrumentation solutions into larger projects.

What does a Junior Instrumentation Engineer do?

A Junior Instrumentation Engineer assists in designing, developing, and maintaining instruments and control systems used in industrial processes. They typically help with the installation, calibration, and troubleshooting of equipment such as sensors, transmitters, and controllers under the supervision of senior engineers. Their work ensures that measurement and control systems operate efficiently and safely, supporting the overall productivity of plants or facilities. Junior engineers also document their work, follow industry safety standards, and may participate in testing and commissioning new systems.

What is the difference between Junior Instrumentation Engineer vs Instrumentation Technician?

AspectJunior Instrumentation EngineerInstrumentation Technician
QualificationsBachelor's degree in Engineering or related fieldDiploma or technical certification in instrumentation
Work EnvironmentDesign, troubleshooting, and project planning in industrial settingsInstallation, maintenance, and repair of instrumentation equipment
Employer & Industry UsageEngineering firms, manufacturing, oil & gas, power plantsIndustrial plants, maintenance companies, manufacturing facilities

While both roles involve working with instrumentation, Junior Instrumentation Engineers focus on design, analysis, and project coordination, often requiring a degree. Instrumentation Technicians primarily handle installation, maintenance, and troubleshooting, typically with technical certifications. The roles complement each other within industrial environments, with engineers planning and technicians executing tasks.

What are the key skills and qualifications needed to thrive as a Junior Instrumentation Engineer, and why are they important?

To thrive as a Junior Instrumentation Engineer, you need a solid understanding of instrumentation principles, process control, and a relevant engineering degree such as in electrical or instrumentation engineering. Familiarity with industry-standard tools like PLCs, SCADA systems, and calibration equipment, as well as certifications like ISA CAP or equivalent, is highly beneficial. Strong problem-solving skills, attention to detail, and effective communication help you excel in team environments and troubleshooting scenarios. These skills and qualities are essential for ensuring reliable system performance, safety, and efficient operation in industrial settings.
What are the most commonly searched types of Instrumentation Engineer jobs in California? The most popular types of Instrumentation Engineer jobs in California are:
What cities in California are hiring for Junior Instrumentation Engineer jobs? Cities in California with the most Junior Instrumentation Engineer job openings:
Junior Instrumentation Engineer jobs near you
Senior Instrumentation Engineer

Senior Instrumentation Engineer

Worley

Monrovia, CA • On-site

$130K - $191K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 16 days ago

Worley rating

8.3

Company rating: 8.3 out of 10

Based on 30 frontline employees who took The Breakroom Quiz

103rd of 369 rated engineering

Job description

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.
  • Benefits: eligible for PTO, 401k, medical, vision, dental, etc.

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.
Please note: No agency representation or submissions will be recognized for this vacancy.

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