Engineer I, Bill of Material (BOM)

ElDorado National California Inc; Riverside (CA); On-site; USD 71,000 - 85,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

401(k) with employer match

Paid time off and holidays

Employee referral program

Career growth opportunities

Job summary

ElDorado National California Inc (ENC) in Riverside, CA is seeking an Engineer I, Bill of Materials (BOM) to create, configure, and maintain the BOM for manufacturing vehicles. You will liaise with Engineering, Procurement, Manufacturing, and Quality Assurance to ensure cost-effective, accurate BOMs and smooth production flow.

The role requires BOM data expertise, ERP/PLM proficiency, and attention to detail to support a fast-paced manufacturing environment.

Qualifications

• Bachelor's Degree in Engineering or equivalent required.
• 2–3 years of BOM management or data configuration experience.
• Proficiency with ERP/MRP software (SAP/Oracle/Epicor) and PLM/PDM systems.
• Advanced Excel skills including VBA, lookups, and data manipulation.
• Ability to read engineering drawings and CAD models with precision.

Responsibilities

• Manage BOM configuration and parent-child relationships.
• Maintain EBOM and MBOM structures by assembly sequence.
• Configure product features and rules for accurate BOMs.
• Review and document ECN/ECO changes and impact analyses.
• Audit data across PLM, PDM, and ERP platforms.
• Enforce standard part-numbering schemas and metadata accuracy.
• Collaborate with Supply Chain for clean BOMs and sourcing.
• Align MBOM with factory routing and line capabilities.
• Communicate changes with cross-functional teams to prevent errors.
• Support cross-functional teams to optimize production workflow.

Skills

BOM management

ERP/MRP experience

PLM/PDM systems

Microsoft Excel (VBA)

Engineering drawings interpretation

Cross-functional collaboration

Education

Bachelor's Degree in Engineering

Tools

SAP

Oracle

Epicor

SolidWorks PDM

Teamcenter

Windchill

Job description

Position:Engineer I, Bill of Material (BOM)

Location: Riverside, CA

Job Id:411

# of Openings:1

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 I, Bill of Materials (BOM)

Location:Riverside, CA
Salary Range:$71,000-$85,000

Position Summary

The BOM (Bill of Materials) Engineer is a specialized engineering data professional responsible for creating, configuring, structuring, and maintaining the comprehensive list of raw materials, assemblies, sub-assemblies, parts, and components required to manufacture a product. This role serves as the critical link between Engineering, Procurement, Manufacturing, and Quality Assurance to ensure that the physical product can be built accurately, cost‑effectively, and efficiently. Performs complex engineering data tasks and works closely with manufacturing and supply chain teams. Work is somewhat autonomous with regular leadership reviews.

Key Responsibilities

• Manage BOM configuration and structure by establishing parent-child relationships between assemblies and components.
• Manage different views of product data, including EBOM (Engineering BOM) and convert into MBOM (Manufacturing BOM) structured by assembly sequence.
• Manage features, options, and rules within product configurators to generate accurate, order‑specific BOMs.
• Review, implement, and document Engineering Change Notices (ECN) and Engineering Change Orders (ECO).
• Assess impact analysis of part changes, revisions, or obsolescence affecting inventory, production, cost, and documentation.
• Input and audit data across foundational enterprise platforms, primarily PLM, PDM, and ERP systems.
• Establish and enforce standard part‑numbering schemas.
• Ensure metadata such as unit of measure, revision levels, weight, and material specifications are accurate.
• Collaborate with Supply Chain/Procurement to provide clean BOMs for accurate sourcing and cost negotiation.
• Align the MBOM with factory routing, assembly lines, and workstation capabilities to streamline floor operations.

Position Requirements

• Bachelor's Degree of Engineering, Engineering Technology, or equivalent education required.
• 2-3 years related experience in BOM management or data configuration.
• Proficiency in ERP/MRP software (e.g., SAP, Oracle, Epicor) and PLM/PDM systems (e.g., SolidWorks PDM, Teamcenter, Windchill).
• Advanced skills in Microsoft Excel (VBA, lookups, data manipulation) for analyzing massive datasets and auditing.
• Ability to interpret engineering drawings, CAD models, and technical specifications.
• High precision and attention to detail to prevent production or inventory errors.
• Strong communication and interpersonal skills with ability to work directly with cross‑functional teams.
• 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 and execute concurrent assignments in a fast‑paced environment.
• Ability to work effectively both independently and in a team environment.
• Solid PC skills with knowledge of Microsoft Office products.

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

Benefits

• 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.