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3Rd Assistant Engineer Jobs in California (NOW HIRING)

Apple

Software Engineer, AirPlay 3rd Party

San Diego, CA

$142K - $263K/yr

... and 3rd party devices via AirPlay. We are looking for a highly motivated software engineer to ... Actively uses GenAI tools (code assistants, agents) in daily engineering workflow. Pay & Benefits ...

Ceragon

Resident Engineer

Ontario, CA · On-site

$100K - $128K/yr

... * Assist in troubleshooting and resolving network-related issues across the Xplore network ... Coordinate and manage third-party field technicians and tower crews for maintenance, repairs, and ...

Hilton Los Angeles/Universal City

$75K - $80K/yr

The Assistant Chief Engineer is responsible for overseeing the day-to-day operations of the ... Oversee third-party contractors and service vendors, ensuring work is completed to standard, on ...

Hill International

Assistant Resident Engineer

Oakland, CA · On-site

$113K - $145K/yr

Coordinate 3rd party material testing, electrical testing requirements, and special inspections ... * Assist the Client in analyzing value-engineering proposals submitted during construction.

Nidec Corporation

Compliance Engineer

Rancho Cordova, CA · On-site

$80K - $95K/yr

... • Assist with third-party certification efforts (e.g., ETL or equivalent), including ... Associate's degree or higher in engineering or a related technical field, or equivalent practical ...

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All Jobs3Rd Engineer Jobs3Rd Assistant Engineer Jobs3Rd Assistant Engineer Jobs in California

3Rd Assistant Engineer information

See California salary details

$32.6K

$87.6K

$132.7K

How much do 3rd assistant engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for 3rd assistant engineer in California is $87,592.00, according to ZipRecruiter salary data. Most workers in this role earn between $69,600.00 and $103,100.00 per year, depending on experience, location, and employer.

What is a 3rd assistant engineer?

A 3rd Assistant Engineer, also known as a Third Engineer, is a licensed member of the engineering department on a merchant ship. They are responsible for maintaining and operating the ship’s machinery, including engines, pumps, and electrical systems under the supervision of senior engineers. Their duties often include performing scheduled maintenance, monitoring equipment performance, and responding to machinery emergencies. This role is typically an entry-level officer position for marine engineers who have completed relevant maritime training and certification.

What is the difference between 3Rd Assistant Engineer vs 2Nd Assistant Engineer?

Aspect3Rd Assistant Engineer2Nd Assistant Engineer
Required CertificationsDiploma or equivalent in engineeringBachelor's degree in engineering or related field
Work EnvironmentAssisting in routine maintenance and operationsMore responsibilities in supervision and troubleshooting
Industry UsageCommonly used in shipping, manufacturing, and power plantsUsed in similar industries with increased responsibilities

The main difference between a 3Rd Assistant Engineer and a 2Nd Assistant Engineer lies in their level of responsibility and qualifications. The 3Rd Assistant Engineer typically holds a diploma and performs routine tasks, while the 2Nd Assistant Engineer usually has a bachelor's degree and handles more complex duties. Both roles are essential in engineering operations within industrial and shipping sectors, but the 2Nd Assistant Engineer has a higher level of responsibility and expertise.

What are the key skills and qualifications needed to thrive as a 3rd assistant engineer, and why are they important?

To thrive as a 3rd Assistant Engineer, you generally need a bachelor's degree in marine engineering or a related field, a valid U.S. Coast Guard (USCG) license, and a solid understanding of shipboard engineering systems. Familiarity with engine room operations, maintenance management systems, and safety protocols is crucial, along with any required STCW certifications. Strong problem-solving skills, attention to detail, and effective teamwork set outstanding candidates apart in this role. These competencies ensure the reliable operation and safety of ship machinery, supporting efficient vessel performance and regulatory compliance.

What are the typical responsibilities of a 3rd assistant engineer during a voyage?

As a 3rd Assistant Engineer, your primary responsibilities include monitoring and maintaining the ship’s engine room machinery, assisting with routine inspections, and ensuring equipment is operating safely and efficiently. You’ll often be assigned to a specific watch, working closely with the engineering team to troubleshoot technical issues and carry out scheduled maintenance. This role also involves keeping detailed logs, supporting emergency drills, and collaborating with other departments to ensure smooth vessel operations. Adapting quickly to changing priorities and working in a team-oriented environment are essential for success in this position.
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3Rd Assistant Engineer jobs near you
Infographic showing various 3Rd Assistant Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $87,592 per year, or $42.1 per hour.

Assistant Resident Engineer

PGH Wong Engineering, Inc.

Los Angeles, CA • On-site

$106K - $136K/yr

Full-time

Re-posted 4 days ago

Job description

PGH Wong Engineering, Inc. has a proud and lengthy history of delivering innovative, challenging, and complex projects. Founded in 1985 with an extraordinary foundation in systems engineering, PGH Wong is now a full-service engineering, architecture, construction management, and program/project management consulting firm serving public and private entities across the nation.


Responsibilities:

  • Assist the Resident Engineer in their duties
  • Participate in reviews and responses for submittals, RFIs, RFCs, design documents, and claims
  • Monitor construction progress and prepare reports
  • Attend project meetings and coordinate with stakeholders
  • Develop technical scope and justifications for contract changes
  • Interface with owners, engineers, architects, and third parties


Qualifications:

  • Minimum of ten (10) years of experience in Civil Construction
  • At least five (5) years of experience in Transit Projects involving:
    • Utility Relocations & Demolition, or
    • Track & Systems, or
    • Maintenance of Way Facilities
  • Bachelor’s degree in Construction Management, Engineering, or related field
  • Experience as an Assistant Resident Engineer or Assistant Construction Manager on projects exceeding $15 million in value


Skills and Competencies:

  • Strong coordination skills
  • Excellent verbal and written communication
  • Proven ability to work collaboratively in a team environment


PGH Wong Engineering, Inc. is an Equal Opportunity Employer. We are committed to providing equal employment opportunities regardless of race, color, sex, gender, age, disability, religion, national origin, political belief, veteran status, sexual orientation, gender identity, domestic partner status, marital status, disability, weight, height, or AIDS/HIV status.