Engineer II, Thermal Systems

Eldorado National (california), Inc.; Riverside, Northern (CA, KY); Hybrid; USD 85,000 - 115,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k) match

Paid time off

12 paid holidays

Employee referral program

Career growth opportunities

Job summary

ElDorado National California Inc. (ENC) is seeking an Engineer II, Thermal Systems, in Riverside, CA to help design and analyze HVAC, Fire Suppression, and cooling systems for heavy-duty buses. You will model concepts with CAD, review drawings, and support manufacturing with lean practices.

Responsibilities include ECN execution, BOM preparation, and ensuring designs meet industry standards, with emphasis on quality and collaboration across teams.

Qualifications

• Bachelor's Degree in engineering or equivalent required.
• 2–4 years of related experience.
• Proficiency in CAD software (Autodesk Inventor, SolidWorks, Creo) and GD&T.
• Ability to read and interpret engineering drawings and layouts.
• Strong communication and interpersonal skills for cross-functional collaboration.

Responsibilities

• Assist design, development, implementation, and analysis of thermal systems for heavy-duty vehicles.
• Use CAD to model 3D designs and produce detailed 2D drawings.
• Support ECN processes and documentation.
• Prepare material specifications and BOMs.
• Deliver complete engineering packages with manufacturing efficiency in mind.

Skills

CAD software

GD&T

Engineering analysis

Drawing interpretation

Communication skills

Team collaboration

Education

Bachelor's degree in engineering

Tools

Autodesk Inventor

SolidWorks

Creo

Job description

Join a manufacturing leader with over 50 years of excellence, where every role contributes to building reliable transportation solutions that people depend on everyday across the United States and Canada. At ENC, we prioritize safety, quality, innovation, collaboration, and continuous growth – creating vehicles our teams can take pride in.

Founded in 1975, ENC (ElDorado National – California) is a leading U.S. transportation manufacturer specializing in design, engineering, and end-to-end production of heavy-duty buses, shuttles, and cargo vehicles through a custom-build, mixed-model assembly process. Each vehicle is produced in our purpose-built facility in Riverside, California supporting public agencies and private transportation providers nationwide. We offer one of the industry’s widest portfolios of power options, including 100% battery-electric, diesel-electric hybrid, CNG, and clean diesel.
ENC is committed to revitalizing American manufacturing through innovation, customer focus, and the delivery of high-quality vehicles that keep communities connected, supported, and moving forward.

Engineer II, Thermal Systems

Location: Riverside, CA

Salary Range: $85,000 - $115,000

Position Summary

Responsible for assisting with the design, development, implementation, and analysis of various mechanical & cooling systems relating to heavy duty vehicles, specifically transit buses (i.e. HVAC, Fire Suppression, Cooling). Performs multiple engineering design tasks with standard techniques. Supports senior engineers in the preparation of plans, designs, and drawings. Works on projects/matters of moderate complexity in a support role.

Key Responsibilities

• Supports the design, development, execution, implementation, and routings of components and systems related to HVAC, Fire Suppression, Radiators, and various other thermal systems components for heavy duty vehicles (i.e. transit buses).
• Uses CAD (Computer Aided Design) software to aid in the development of the design of thermal systems components, to model 3D designs, and to produce detailed 2D engineering drawings.
• Responsible for fulfilling customer requirements (i.e., work orders) considering design specifications and applications.
• Execute engineering changes through established ECN (engineering change notice) processes and documentation.
• Supports the creation and review of material part specifications and BOM’s (bills of materials).
• Responsible for delivering complete engineering packages emphasizing efficiency in the manufacturing process.
• Gain understanding of manufacturing processes with emphasis on thermal systems and assemblies.
• Owns moderate scale systems & routing design projects and reviews.
• Verify designs through use of calculations and other analytical techniques and tools.
• Supports the definition of test requirements and interpret test results to validate designs.
• Gain familiarity of standards adhered to in the transit industry and applicable to bus cooling, HVAC, & Fire Suppression systems (i.e. FMVSS & APTA White Book).
• Identify problems, root causes and be able to define & execute resolutions.
• Understand and use lean principles as they apply to manufacturing and business processes.

Position Requirements

• Bachelor's Degree of Engineering, Engineering Technology, or equivalent education required.
• 2 - 4 years of related experience.
• CAD software experience (i.e. Autodesk Inventor, SolidWorks, Creo, or equivalent).
• Working knowledge of GD&T and various manufacturing processes.
• Interest in researching and developing cooling systems and routing solutions for heavy-duty vehicles.
• Skilled in computer simulation, cost estimation, design optimization, design review, engineering analysis & design, feasibility study, mathematical analysis & modeling, prototyping, quality assurance process and reliability analysis.
• Solid PC skills with knowledge of Microsoft Office products including Excel, Word, Teams, and Outlook.
• Ability to read and understand engineering drawings and layouts.
• Knowledge of manufacturing industry and vocational standards a plus.
• Strong communication and interpersonal skills with ability to work directly with hourly production employees and leadership concerning manufacturing initiatives and progress updates.
• Strong work ethic, highly motivated, organized, and self-disciplined.
• Versatile, flexible, and willing to work with changing priorities.
• Self-motivated with the ability to stay on task.
• Ability to effectively prioritize and execute concurrent assignments in a fast-paced environment.
• Strong and consistent attention to detail.
• Creative and innovative team player.
• Ability to use sound judgment and make timely decisions.
• Ability to work effectively independently and in a team environment.
• Capable of effectively presenting information in one-on-one and small group situations to other employees in the organization.

This is an onsite position based in Riverside, CA and requires being onsite.

• Comprehensive benefits package: Medical (including FSA & HSA), dental, vision, life and disability insurance, EAP, mental health, and wellness programs
• 401(k) with employer match
• Paid time off and twelve (12) paid holidays
• Employee referral program
• Career growth and development opportunities

Career Growth at ENC

We believe great careers and leaders are built from within. Many of our team members have advanced into roles that lead or into specialized technical positions. We invest in hands-on training, skill development, and long-term career pathways within manufacturing operations.

Equal Opportunity Employer

ElDorado National California Inc. (ENC) is an equal opportunity employer and considers all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, genetic information, or any other protected class under applicable federal, state, and local laws. We are committed to fostering a diverse and inclusive workplace where all employees feel valued and respected.

ENC takes affirmative action to employ and advance employment opportunities for minorities, women, protected veterans, and individuals with disabilities. We actively encourage qualified candidates from all backgrounds to apply and join our team.

ENC is also committed to ensuring that individuals with disabilities have equal access to opportunities. If you require a reasonable accommodation to complete the application process, please contact HR Department for assistance.

In accordance with California's wage transparency law (Senate Bill 1162), we are committed to pay equity and transparency. The salary range reflected on the job positing is our good faith estimate of what we expect to pay for this role at the time of posting. While we do not typically hire at the top of the salary range, initial offers are based on the candidate’s qualifications and experience, with opportunities for growth and increases over time.