Ampacity

60 Ampacity Jobs Hiring Near You

A proud member of the Quanta Services family of companies, Ampacity, LLC (Ampacity) delivers a forward-thinking approach to structural and electrical solutions for clean energy transition projects.

Since 2014, Ampacity has delivered nearly eight gigawatts of fully engineered clean energy systems across North America. As a Shop & Inventory Helper, you'll play a vital role in keeping our ...

Senior Electrical Engineer

Saint Louis, MO · On-site

$104K - $136K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Saint Louis, MO · On-site

$104K - $136K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Phoenix, AZ

$106K - $139K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Phoenix, AZ · On-site

$106K - $139K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Phoenix, AZ

$106K - $139K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Dallas, TX

$106K - $138K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Dallas, TX

$106K - $138K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Phoenix, AZ

$106K - $139K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Saint Louis, MO

$104K - $136K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Project Scheduler QISG leverages Quanta's comprehensive resources to deliver collaborative solutions for our partners' energy infrastructure needs. We use in-house talent, expertise and resources to ...

Scheduler, BPA

Vancouver, WA

$19.75 - $25.50/hr

Scheduler Quanta Government Solutions is seeking a Scheduler for dedicated support to a multi-project transmission infrastructure program in the Pacific Northwest, supporting the Bonneville Power ...

Project Scheduler QISG leverages Quanta's comprehensive resources to deliver collaborative solutions for our partners' energy infrastructure needs. We use in-house talent, expertise and resources to ...

Scheduler, BPA

Portland, OR

$20 - $25.75/hr

Scheduler Quanta Government Solutions is seeking a Scheduler for dedicated support to a multi-project transmission infrastructure program in the Pacific Northwest, supporting the Bonneville Power ...

HR Coordinator

Houston, TX

$20 - $26.25/hr

Human Resources Coordinator At QISG, the Human Resources Coordinator will support the Human Resources (HR) team with its day-to-day operations by aiding in the areas of data entry, scheduling, and ...

Administrative Assistant The Administrative Assistant provides direct administrative support to the leadership team at QISG. What You'll Do * Answers and transfers incoming phone calls, screening ...

Senior Electrical Engineer

Phoenix, AZ

$106K - $139K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Senior Electrical Engineer

Saint Louis, MO

$104K - $136K/yr

Perform cable ampacity calculations, including Neher-McGrath analysis for underground duct bank thermal modeling, to size feeders and validate MV/LV distribution under data center loading conditions.

Showing results 21-40

Ampacity Jobs Information

What are the most popular job types at Ampacity?
Infographic showing various job openings at Ampacity in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 86% Physical, and 14% Remote job distribution.
Diesel Mechanic

$25 - $26/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 2 days ago


Quanta Services rating

7.2

Company rating: 7.2 out of 10

Based on 51 frontline employees who took The Breakroom Quiz

42nd of 78 rated construction


Job description

A proud member of the Quanta Services family of companies, Ampacity, LLC (Ampacity) delivers a forward-thinking approach to structural and electrical solutions for clean energy transition projects. From design, kitting, and installation to comprehensive electrical procurement, Ampacity specializes in expert-engineered, field-ready solutions that accelerate project timelines and maximize impact. Made up of more than 350 passionate professionals committed to simplifying complexity across the energy value chain, Ampacity empowers customers to build smarter, faster, and more efficiently­—with the most reliable technology in the industry. Headquartered in California, Ampacity maintains facilities in Mississippi, Kentucky, and Iowa, with offices in Florida, Georgia, and Vermont. Since 2014, Ampacity has delivered nearly eight gigawatts of fully engineered clean energy systems across North America.


We are seeking a motivated Diesel Mechanic (with at least 2+ years experience) to join us at Ampacity and grow their career while maintaining and servicing our fleet of diesel-powered pile drivers and related heavy equipment. This role offers hands-on learning opportunities combining diesel mechanical work with general maintenance duties in a supportive team environment. The ideal candidate will be eager to learn, safety-conscious, and committed to developing their skills while keeping our equipment running at peak performance to support our field operations. 
Pay Range: $25-26 per hour


  • Perform preventative maintenance, inspections, and repairs on diesel-powered pile drivers, fleet vehicles, and heavy equipment including mechanical, hydraulic, and electrical systems  
  • Complete Gayk PMI (Preventative Maintenance Inspection) work orders and learn to maintain accurate digital records using computer systems 
  • Assist with diagnosing and troubleshooting equipment issues, supporting emergency repair requests both in-shop and on-site 
  • Conduct routine maintenance tasks including oil changes, filter replacements, fluid checks, and safety inspections under supervision 
  • Support general building maintenance duties including plumbing, lighting, HVAC, and facility repairs as directed 
  • Assist field operations through additional tasks such as packing orders and shipping supplies to crews 
  • Travel to job sites when required to support equipment repairs and maintenance with experienced technicians 
  • Maintain compliance with all safety regulations and company standards while developing independence and teamwork skills 

  • 1-3 years' experience working with diesel engines, heavy equipment, or automotive repair (vocational training or apprenticeship experience welcome) 
  • Must possess a valid driver's license with Clean MVR and willingness to travel for repairs
  • Strong work ethic with eagerness to learn and attention to detail 
  • Ability to lift 45 pounds unassisted and up to 150 pounds (assisted)
  • Good reading, writing, and communication skills 
  • Willingness to learn computer systems for digital work orders and maintenance records 
  • Mechanical aptitude and interest in developing diesel, hydraulic, and electrical system knowledge 
  • ASE certification or willingness to pursue certification an asset 

Physical Expectations

  • Indoor warehouse facility with regular exposure to dust, fumes, odors, varying temperatures, and machinery noise.
  • Fast-paced environment with heavy machinery operation including forklifts, pallet jacks, and conveyor systems.

Physical Expectations

  • Intermittent periods of continuous physical exertion including walking, standing, stooping, climbing, and lifting materials up to 50+ pounds.
  • Ability to bend, squat, reach, push, and pull equipment throughout the facility from floor to overhead storage areas.

Competitive Total Compensation Industry-leading salary plus 401k for eligible employees

Time Off That Matters Paid vacation, sick days, holidays, parental leave, and bereavement leave

True Work-Life Balance Health resources and wellness support to help you thrive inside and outside of work

Comprehensive Health Coverage Medical, dental, and vision insurance plus additional health assistance

Career Growth Opportunities Internal promotion priority with training and skills development programs

People-First Culture Diverse, inclusive environment where you're valued as a whole person


All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.
We are an Equal Opportunity Employer, including disability and protected veteran status.
We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact us the Company’s Human Resources department.


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