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Sr Principal Engineer Jobs in Riverside, CA (NOW HIRING)

EEC Environmental is actively seeking a creative, growth-focused and ambitious Senior Principal Engineer to serve in a leadership role in our Orange County office. In this role, you will be ...

Sr. Principal AMS Verification Engineer Posting Start Date: 6/15/26 Job Location(s): Austin, Cedar Rapids, Irvine, Newbury Park, San Jose If you are looking for a challenging and exciting career in ...

Electrical Principal Engineer

Irvine, CA · Hybrid

$120K - $180K/yr

This senior role combines technical leadership, strategic client engagement, and hands-on project ... ELECTRICAL PRINCIPAL ENGINEER JOB DUTIES Design & Engineering * Leads and oversees the development ...

Electrical Principal Engineer

Irvine, CA · On-site

$149K - $182K/yr

This senior role combines technical leadership, strategic client engagement, and hands-on project ... ELECTRICAL PRINCIPAL ENGINEER JOB DUTIES Design & Engineering * Leads and oversees the development ...

Electrical Principal Engineer

Irvine, CA · Hybrid

$149K - $182K/yr

This senior role combines technical leadership, strategic client engagement, and hands-on project ... ELECTRICAL PRINCIPAL ENGINEER JOB DUTIES Design & Engineering * Leads and oversees the development ...

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Showing results 1-20

Sr Principal Engineer information

See Riverside, CA salary details

$85.5K

$162.2K

$223.8K

How much do sr principal engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for sr principal engineer in Riverside, CA is $162,155.00, according to ZipRecruiter salary data. Most workers in this role earn between $130,900.00 and $180,500.00 per year, depending on experience, location, and employer.

What is the difference between Sr Principal Engineer vs Lead Engineer?

AspectSr Principal EngineerLead Engineer
CredentialsTypically requires advanced engineering degrees and extensive experienceRequires relevant engineering degrees and proven technical expertise
Work EnvironmentStrategic, cross-functional projects with high-level technical influenceProject execution, team coordination, and technical leadership within projects
Industry UsageCommon in large organizations across tech, manufacturing, and engineering sectorsWidely used in tech and engineering teams for project leadership

While both roles require strong technical skills, the Sr Principal Engineer focuses on strategic technical direction and innovation, whereas the Lead Engineer emphasizes project execution and team leadership. The Sr Principal Engineer often operates at a higher organizational level, influencing multiple projects and initiatives.

What is a Sr Principal Engineer?

A Senior Principal Engineer is a high-level technical role responsible for leading complex projects, setting technical strategy, and providing expert guidance within an organization. They typically have extensive experience, advanced technical skills, and often influence product development, architecture, and innovation. This role may require strong leadership, communication skills, and proficiency with tools and methodologies relevant to the industry.

What are popular job titles related to Sr Principal Engineer jobs in Riverside, CA?

For Sr Principal Engineer jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Sr Principal Engineer jobs in Riverside, CA look for?

The top searched job categories for Sr Principal Engineer jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Sr Principal Engineer jobs?

Cities near Riverside, CA with the most Sr Principal Engineer job openings:

Infographic showing various Sr Principal Engineer job openings in Riverside, CA as of August 2026, with employment types broken down into 88% Full Time, 7% Part Time, and 5% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $162,155 per year, or $78 per hour.

Senior Principal Engineer

EEC Environmental

Orange, CA • On-site

$150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago


Key responsibilities

  • Manage the execution of water/wastewater treatment, utility design projects, and site development to ensure high-quality deliverables.

  • Oversee project schedules, budgets, subcontractors, and client satisfaction, and participate in meetings with clients and regulatory personnel.

  • Manage design and design-build projects, review technical reports and construction documents, and conduct occasional fieldwork including contractor oversight and troubleshooting.


Job description

EEC Environmental is actively seeking a creative, growth-focused and ambitious Senior Principal Engineer to serve in a leadership role in our Orange County office. In this role, you will be responsible for managing the execution of water/wastewater treatment, utility design projects, and/or site development while mentoring a group of talented engineers and technical professionals. You will be expected to demonstrate excellent leadership, problem-solving skills, and produce high-quality deliverables. This position also offers a Principal level position or clear path for advancement to Principal, recognizing individuals who demonstrate strong leadership, client development, and organizational impact.

The ideal candidate is an experienced self-starter who is comfortable leading design teams and facilitating staff development. Client development is an expected component of this position. Candidates with a positive attitude and strong initiative will fit well with our existing group of outstanding professionals. Occasional business travel may be required.

Project Management Responsibilities

Oversight and execution of project tasks to ensure timely and high-quality deliverables.

Manage project schedules, budgets, costs, subcontractors, project quality, and client satisfaction.

Preparing for and participating in meetings with clients, regulatory personnel, and other parties.

Recruiting, managing and mentoring junior staff and mid-career engineers and scientists.

Participate in local and national technical associations (e.g. ASCE, WEF, AWRA, GRA, etc.).

Engineering Responsibilities

Manage a wide range of design and design-build projects including industrial pretreatment systems, collection and conveyance systems, pump stations, storage and treatment facilities, and wellhead treatment systems.

Project management and oversight of design, planning and permitting, troubleshooting, and system optimization including design-build projects.

Reviewing and preparing technical reports, construction documents, and specifications.

Occasional fieldwork including contractor oversight and process troubleshooting tasks.

Conduct feasibility studies and due diligence assessments for potential projects.

Prepare technical reports and documentation for project review and approval.

Approves drawing packages, exhibits and documents assembled.

Qualifications

BS in Engineering with 10+ years of demonstrated experience in the consulting industry with private and public projects.

Valid Professional Engineer (PE) license (California or other).

Demonstrated experience with: Industrial and municipal clients in water supply, water/wastewater treatment, and water re-use projects.

Working knowledge of Federal and California regulations.

Experience with managing multi-disciplinary project teams.

Ability to succeed in a fast-paced consulting environment, handling multiple project assignments, meeting strict deadlines, and traveling to client facilities as needed.

Valid U.S driver’s license and a satisfactory driving record for business travel.

Proficient with MS Office software.

Experience with ACAD and/or Civil 3D.

Strong oral and technical writing skills.

Job Type: Full-time

Job Location: Orange, CA (on site daily)

Required Education: Bachelor’s Degree or Higher

Compensation: $150K – $200K commensurate with experience

Benefits offered:

Medical, Dental, Vision

Life/Long Term Disability

Generous PTO policy

10 Paid Holidays

401(k) with match

Profit Sharing Plan

Discretionary Bonus Program

Our principals and senior management team bring more than a century of experience to each project, making EEC a leading national full-service firm, offering one-stop, turn-key solutions for projects of all sizes.

“EEC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.”