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Associate Project Engineer Jobs in Brea, CA (NOW HIRING)

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Civil Engineer Project Manager Associate

Riverside, CA · On-site

As an Associate Project Engineer/Manager in Inland Empire, CA you will have an opportunity to work with a multi-disciplinary team on meaningful, landmark projects in the Inland Empire region. As a ...

R.D. Olson

Project Engineer

Irvine, CA · On-site

Project Engineer - R.D. Olson Construction | SoCal Sedona, AZ & Southern California | Commercial GC ... What You'll Receive Salary of $65,000 to $96,000 plus construction bonus. 100% associate health ...

R D Olson Construction

Project Engineer

Irvine, CA · On-site

Project Engineer - R.D. Olson Construction | SoCal Sedona, AZ & Southern California | Commercial GC ... What You'll Receive Salary of $65,000 to $96,000 plus construction bonus. 100% associate health ...

W3Global Inc.

Project Engineer

Costa Mesa, CA

$80K - $110K/yr

About the Role We are seeking a detail-oriented and proactive Project Engineer to support our ... Associate's degree or coursework in a related field preferred. · Ability to read and interpret ...

W3Global Inc.

Project Engineer

Los Angeles, CA · Hybrid

$40 - $50/hr

Project Engineer - Field Services Location: Los Angeles, CA (Hybrid) Compensation: $40.00 - $50.00 ... Associate's or Bachelor's Degree in Computer Science, Information Technology, or related field • ...

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All JobsAssociate Project Engineer JobsAssociate Project Engineer Jobs in Brea, CA

Associate Project Engineer information

See Brea, CA salary details

$43K

$85.6K

$136.7K

How much do associate project engineer jobs pay per year?

As of Jun 9, 2026, the average yearly pay for associate project engineer in Brea, CA is $85,599.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,800.00 and $98,400.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Associate Project Engineers in coordinating with cross-functional teams?

Associate Project Engineers often work with various departments such as design, procurement, and construction. A common challenge is ensuring clear and consistent communication among these teams, as miscommunication can lead to project delays or budget overruns. Additionally, balancing competing priorities and managing timelines requires strong organizational skills. Adapting to different team dynamics and resolving conflicts diplomatically are also important for keeping projects on track and maintaining positive working relationships.

What are Associate Project Engineers?

Associate Project Engineers are entry- to mid-level professionals who assist in planning, coordinating, and overseeing engineering projects. They work under the supervision of senior engineers or project managers, helping to ensure that projects are completed on time, within budget, and according to specifications. Their responsibilities often include preparing technical documentation, monitoring project progress, conducting site inspections, and collaborating with multidisciplinary teams. This role serves as a foundational step for engineers seeking to advance to more senior project management or technical positions.

What are the key skills and qualifications needed to thrive as an Associate Project Engineer, and why are they important?

To thrive as an Associate Project Engineer, you need a solid background in engineering principles, project management fundamentals, and a relevant engineering degree. Familiarity with project management software (like MS Project or Primavera), CAD tools, and possibly an EIT certification is often expected. Strong problem-solving, communication, and teamwork skills help you effectively coordinate with cross-functional teams and manage project tasks. These skills and qualifications are vital for ensuring projects are executed efficiently, on schedule, and within budget.

What is the difference between Associate Project Engineer vs Project Engineer?

AspectAssociate Project EngineerProject Engineer
Required CredentialsBachelor's degree in engineering or related field; some certifications preferredBachelor's degree in engineering; often more experience and certifications
Work EnvironmentSupport role in construction or engineering projects, often under supervisionLead role in planning, coordinating, and executing projects
Employer & Industry UsageCommon in construction, civil, mechanical, and electrical engineering firmsUsed across similar industries, often with more responsibility

The main difference between an Associate Project Engineer and a Project Engineer lies in experience and responsibility. The Associate typically supports project activities and gains experience, while the Project Engineer manages project execution. Both roles require similar educational backgrounds and certifications, but the Project Engineer holds a more senior position with greater accountability.

What are popular job titles related to Associate Project Engineer jobs in Brea, CA? For Associate Project Engineer jobs in Brea, CA, the most frequently searched job titles are:
What cities near Brea, CA are hiring for Associate Project Engineer jobs? Cities near Brea, CA with the most Associate Project Engineer job openings:
Associate Project Engineer jobs near you
Associate Project Engineer (On-Site)

Associate Project Engineer (On-Site)

Tetra Tech, Inc.

Diamond Bar, CA • On-site

$72K - $80K/yr

Full-time

Posted 4 days ago

Tetra Tech rating

5.8

Company rating: 5.8 out of 10

Based on 40 frontline employees who took The Breakroom Quiz

332nd of 352 rated engineering

Job description

Discover your full potential. At Tetra Tech, we are collaborating with industry-leading experts for a sustainable future for our world. We combine consulting and engineering with advanced analytics and technology to solve the world's most complex challenges. Our innovation hubs across the globe will enable you to share ideas and best practices while growing your professional network. Wherever you are in your career journey, you will benefit from working with world-class engineers, scientists, and technical specialists.
At Tetra Tech, we are Leading with Science to solve the world's most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.
Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential - join us to advance your career while leaving a lasting legacy.
Apply today and join the company that is Leading with Science®.
Tetra Tech is currently seeking an Associate Project Engineer / Landfill Gas Designer to join our Operations, Maintenance & Monitoring (OM&M) and Engineering Team in the Southern California Area (Diamond Bar, CA). In this role, you will take a prominent role in the planning, design, permitting, and construction of biogas and landfill gas systems, solid waste handling and disposal facilities as well as other environmental projects. You will work under the direction of Client Managers and Project Managers located throughout the company and across the country, and you may oversee and direct the activities of engineers, scientists, technicians, and clerical staff toward successful completion of projects. This position will combine office assignments with occasional site visits and client involvement. The pay scale for this position is $72k to $80k per year, based on qualifications and experience.
Your Role:
  • Assist in coordinating field monitoring and sampling activities for Landfill Gas Collection and Control Systems
  • Help prepare proposals and participate in client and regulatory meetings as needed
  • Assist in various project phases, including investigation, design, and construction/remediation, by preparing drawings, plans, specifications, and reports
  • Provide on-site support during construction to ensure adherence to engineering and regulatory standards
  • Assist in preparing permit documents for new developments, modifications, and closures
  • Draft construction plans, specifications, and cost estimates under the guidance of senior staff
  • Support the development of biogas collection, leachate, stormwater/surface water management, and liner system designs
  • Contribute to technical analyses for biogas-to-renewable energy and solid waste projects across California and the Western US
  • Provide Construction Quality Assurance (CQA) services for Landfill Gas Collection and Control Systems
  • Follow and promote safe work practices
  • Support system analysis efforts to ensure operational objectives and regulatory compliance
  • Read, analyze, and interpret common scientific and technical reports
  • Write environmental reports, business correspondence, and procedure manuals
  • Respond to common inquiries or complaints from clients, regulatory agencies, or members of the business community

Qualifications:
  • Bachelor's degree in Civil, Chemical, Mechanical, Geological or Environmental Engineering (Master's Degree is a plus)
  • 0 to 2 years of experience in engineering projects
  • Engineer In Training (EIT) Certification is a plus
  • AutoCAD/Civil 3D or GIS skills is a plus
  • 40 Hour OSHA HAZWOPER certification is a plus
  • Supervisory experience is a plus
  • Experience with biogas and landfill gas systems and solid waste industry is a plus
  • Proven technical skills in design and/or construction
  • Outstanding knowledge of the Microsoft Office software suite, and PDF editors (Bluebeam or Adobe)
  • Excellent communication and interpersonal skills with a positive attitude and unwavering personal integrity
  • Solid organizational and time management skills
  • Self-disciplined/motivated individual who also works well in a team environment
  • Valid driver's license

Life at Tetra Tech:
The perks of working at Tetra Tech include:
  • Comprehensive and market-competitive benefits.
  • Merit-based financial rewards.
  • Flexibility and company-wide commitment to work/life balance.
  • Collaborative team atmosphere that values the contributions of all employees.
  • Learning and development opportunities for ongoing professional growth.

About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.
Tetra Tech is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.
We invite applications from all interested parties.
Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:
LinkedIn: @TetraTechCareers
X (Twitter): @TetraTechJobs
We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.
Please no phone calls or agencies.

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