Designer II

We are seeking a Designer II to join our team in Walnut, CA.

Essential Duties and Responsibilities

• Design and layout of electrical systems, including:

• Power Distribution: panelboards, switchgear, feeders, transformers, and grounding systems.

• Lighting: interior and exterior lighting design, controls, and energy code compliance.

• Low Voltage Systems: fire alarm, security, and communications/data infrastructure.

• Develop engineering calculations including load calculations, voltage drop, and short circuit/coordination studies.

• Prepare construction documents, including plans, one-line diagrams, panel schedules, details, and specifications.

• Coordinate designs with other engineering disciplines, architects, and contractors.

• Conduct site visits and surveys to document existing conditions and support construction.

• Support project submittal reviews, RFIs, and field coordination during construction administration.

• Ensure designs follow applicable codes and standards (NEC, NFPA, IEEE) and client requirements.

• Assist in the preparation of proposals, cost estimates, and project schedules.

• Participate in quality assurance and peer review processes.

• Support project leadership activities, including:

• Tracking scope, budget, and schedule milestones for assigned design tasks or small projects.

• Assisting project managers with resource planning, task assignment, and progress tracking across the design team.

• Leading or co-leading internal design coordination meetings and tracking action items across disciplines.

• Applying computer science/programming skills to build or improve project tracking tools, dashboards, and workflow automation.

• Mentoring junior designers on tools, processes, and standards.

• Communicating project status updates to clients and senior management as needed.

Job Requirements / Qualifications

• Bachelor's Degree in Computer Science, Electrical Engineering, or a related field from an accredited institution.
• 1-4 years of experience in electrical system design (power distribution, lighting, and/or low voltage systems), or equivalent internship/co-op experience; candidates with a strong technical aptitude and demonstrated interest in electrical design are encouraged to apply.
• Proficiency in AutoCAD and/or Revit; experience with BIM coordination is preferred.
• Working knowledge of applicable codes and standards (NEC, NFPA, IEEE).
• Experience with electrical design and calculation software (e.g., SKM, ETAP, Visual Lighting) is a plus.
• Programming or scripting proficiency (e.g., Python, Excel/VBA) to support project tracking, reporting, and process automation is a plus.
• Demonstrated interest in project management (e.g., coursework, certifications such as CAPM, or hands-on experience) strongly preferred.
• Strong written and verbal communication skills.
• Ability to manage multiple priorities, support task coordination, and meet deadlines.
• Ability to travel as required, based on the requirements of the role.

EEO Non-Discrimination and ADA Reasonable Accommodation Statement

Willdan is an equal opportunity employer. Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case-by-case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us.

Willdan Energy Solutions participates in E-Verify.