Assembler at Delta Star in San Carlos, California

Job Description:

At Delta Star, growth meets innovation as we supply one of life's most basic needs - electricity! From being part of the first and largest electrification projects, to now being core to our nation's grid and infrastructure, we are the largest American-owned manufacturer of medium power transformers in North America and the premier manufacturer of mobile transformer substations.


Company Info


Delta Star provides power solutions for utilities across North America. This includes the manufacturing of medium-power transformers, mobile transformers, mobile electrical substations, trailers, and unitized substations. We offer power transformers for utility applications including power and distribution, transmission voltages, system ties, and automatic voltage regulations, as well as industrial applications. Delta Star also provides comprehensive engineering, testing, maintenance services, and parts for any transformer manufacturer through our Field Service business unit, ensuring our customer's transformers and mobiles maintain peak performance.


Full Time, On-site, Hourly Position






Candidates must be able to learn to:

• Assist higher-level assemblers to load and unload ovens and vapor phase.
• Operate overhead crane. Able to set up pendant to crane, hook up spreader bars and complete a pre-operation inspection of crane before putting it into service.
• Core Stacking/Completion:
  • Set up stacking table (which includes squaring, leveling, placement of blocks, insulation and laying of steel.)
  • Preventative autos, series and top yoke installation of all cores.
  • Mix and apply epoxy to cores.
• Element Assembly:
  • Able to identify blocking needed to land each type of coil.
  • Landing coils.
  • Select and attach leads.
  • Cut cable to proper length.
  • Wrapping of insulation on leads correctly.
  • Operate hydraulic crimpers, cutters and tools.
• Use all basic hand tools and power tools.
• Assist with kiting parts and controlling inventory.
• Assist in tanking and finaling.
• Train and inspect with some assistance.
• Operate man lifts and forklifts with no supervision.

• At least six (6) months experience in a fast-paced, production/manufacturing/heavy industrial environment and/or training in the field or an equivalent combination of education and experience.
• Knowledge of transformer/electrical concepts, preferred.
• Ability to add, subtract, multiply and divide all units of measure. Using whole numbers, common fractions and decimals.
• Ability to interpret blueprints.
• Ability to follow all safety practices.
• Ability to read, write and comprehend simple instructions.
• Able to use basic hand and power tools.
• Able to regularly lift and move up to 50 lbs. with no assistance.
• Able to work at heights up to 30'.
• Able to work in all types of environmental conditions including heat, cold, dust, oil and vapor.
• Ability to work in confined spaces.
• Willing and able to work overtime as required.
• Must have a positive attitude and foster a continuous improvement environment.
• Must be able to work well with others.
• Proficient in English reading and writing, and conversant in English

• Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

• Delta Star is an EEO/Affirmative Action Employer and does not discriminate on the basis of age, race, color, religion, gender, sexual orientation, gender identity, gender expression, national origin, protected veteran status, disability or any other legally protected status.