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Capacitor Jobs (NOW HIRING)

Helion Energy

Principal Capacitor Engineer

Everett, WA · On-site

$214K - $255K/yr

You will own capacitor architecture from first principles through high-volume manufacturing, driving breakthroughs in energy density, reliability, and cost. You will provide deep technical leadership ...

Eaton

Capacitor Assembler - 2nd Shift

Greenwood, SC · On-site

$18/hr

The Capacitor Assembler must be proficient in slitting, cutting and folding major insulation paper. They must be able to work closely with the Group Leader, Job Setter and Production Supervisor to ...

Eaton

Capacitor Assembler - 3rd Shift

Greenwood, SC · On-site

$20/hr

The Capacitor Assembler must be proficient in slitting, cutting, and folding major insulation paper and work closely with the Group Leader, Job Setter, and Production Supervisor to meet safety ...

New

Evans Capacitor Co

Process Engineer II

East Providence, RI · On-site

$105K - $125K/yr

About Evans Capacitor Company: Evans, an electronic components company, is a trusted partner in the military, aerospace, industrial, and commercial markets, with over a century of combined experience ...

Helion Energy

Capacitor R&D Supervisor

Everett, WA · On-site

$111K - $140K/yr

You will lead the execution of capacitor R&D builds and pilot manufacturing, translating evolving engineering concepts into safe, repeatable processes. In this role, you will serve as a critical ...

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How much do capacitor jobs pay per hour?

As of Aug 3, 2026, the average hourly pay for capacitor in the United States is $31.47, according to ZipRecruiter salary data. Most workers in this role earn between $27.16 and $34.86 per hour, depending on experience, location, and employer.

What is the job of a capacitor?

A capacitor is an electronic component used to store and release electrical energy in circuits. Jobs involving capacitors include designing, testing, and maintaining electronic devices, requiring knowledge of circuit theory and tools like multimeters and oscilloscopes.

What is the difference between Capacitor vs Electrician?

AspectCapacitorElectrician
Required CredentialsTechnical training, certification in electronics or electrical systemsHigh school diploma, electrical license or certification
Work EnvironmentManufacturing, electronics repair, industrial settingsResidential, commercial, industrial electrical installations and repairs
Industry UsageElectronics manufacturing, electrical component repairConstruction, maintenance, electrical wiring

While a capacitor is an electronic component used to store electrical energy, an electrician is a professional who installs, maintains, and repairs electrical systems. Both roles require technical knowledge, but capacitors are passive components, whereas electricians perform hands-on wiring and system troubleshooting.

What are capacitors?

Capacitors are electronic components that store and release electrical energy in a circuit. They consist of two conductive plates separated by an insulating material called a dielectric. Capacitors are widely used to smooth power supply fluctuations, filter signals, and for energy storage in various electronic devices. Their ability to store charge makes them essential in many applications, including power conditioning, signal processing, and electronic timing circuits.

What are some common challenges faced by professionals working in capacitor manufacturing and quality assurance roles?

Professionals in capacitor manufacturing and quality assurance often encounter challenges such as maintaining tight tolerances in production, ensuring consistent quality across high-volume batches, and staying updated with evolving industry standards. The work environment typically involves cross-functional collaboration with engineering, procurement, and testing teams to address design or performance issues. Adapting quickly to new technologies and troubleshooting defects are essential skills, and continuous learning is encouraged for career advancement.

What are the key skills and qualifications needed to thrive as a Capacitor Engineer, and why are they important?

To thrive as a Capacitor Engineer, you need a solid background in electrical engineering, materials science, and circuit design, often supported by a relevant engineering degree. Familiarity with simulation tools like SPICE, CAD software, and industry standards for capacitor testing and manufacturing is typically required. Strong problem-solving skills, attention to detail, and effective teamwork are crucial soft skills for success in this role. These competencies ensure that capacitors are designed and integrated efficiently, meeting performance, reliability, and safety standards in various electronic applications.

What is the work done of a capacitor?

The work done by a capacitor during charging is the energy stored in it, calculated as (1/2)CV², where C is capacitance and V is the voltage applied. As a capacitor charges, it requires work to move charge against the electric field, which is stored as potential energy that can be released when discharging. Understanding this energy is important for electrical engineers working with circuit design and energy management.

What can you do with a capacitor?

A capacitor is an electronic component used to store and release electrical energy in circuits. In jobs related to electronics or electrical engineering, capacitors are used for filtering, energy storage, signal coupling, and timing applications. Understanding their specifications and proper handling is essential for designing and maintaining electronic systems.

What are the 4 uses of a capacitor?

Capacitors are used in electronic circuits for energy storage, filtering signals, smoothing power supply voltages, and coupling or decoupling signals between circuit stages. In electronics jobs, understanding these applications helps in designing and troubleshooting circuits effectively.
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Capacitor jobs near you
Infographic showing various Capacitor job openings in the United States as of July 2026, with employment types broken down into 97% Full Time, 1% Part Time, and 2% Contract. Highlights an 91% Physical, 4% Hybrid, and 5% Remote job distribution, with an average salary of $65,448 per year, or $31.5 per hour.

Principal Capacitor Engineer

Helion Energy

Everett, WA • On-site

$214K - $255K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Job description

About Helion
We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone.
Since Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. Our current prototype, Polaris, has reached record-breaking plasma temperatures of 150 million degrees Celsius (13 keV). Helion is continuing to iterate and on the path to the world's first fusion power plant, Orion.
This is a pivotal time to join Helion. You will tackle real-world challenges with a team that prizes urgency, rigor, ownership, and a commitment to delivering hard truths - values essential to achieving what no one has before. Together, we will change the future of energy, because the world can't wait.
What You Will Be Doing
As a Principal Capacitor Design Engineer at Helion, you will lead the design, development, and scaling of custom high-voltage, pulsed-power capacitors that are core to Helion's fusion generators. You will own capacitor architecture from first principles through high-volume manufacturing, driving breakthroughs in energy density, reliability, and cost. You will provide deep technical leadership to engineering, manufacturing, and production teams as Helion transitions from prototype builds to the world's first fusion power plant. You will provide technical leadership, organize work, set priorities, and advance Helion's mission to deliver clean power in a reliable and cost-effective manner. This role is onsite at our headquarters in Everett, WA.
You Will
  • Lead the full lifecycle of capacitor development-requirements definition, physics-based modeling, internal design, materials selection, prototyping, testing, and scaling into high-throughput manufacturing
  • Drive the development of low-inductance, high-reliability pulsed capacitors capable of <1 ms, multi-megampere operation, while optimizing for energy density, manufacturability, cost, and lifetime performance
  • Define critical material specifications, qualification criteria, manufacturing processes, and high-voltage pulsed-power test methods for Helion's custom capacitor systems
  • Provide technical leadership and mentorship to engineers, technicians, and assemblers, guiding architecture decisions, test interpretation, and iterative design improvements
  • Lead failure analysis, lifetime modeling, thermal analysis, and root-cause investigations to strengthen capacitor reliability and production consistency
  • Partner closely with pulsed-power electrical engineers to align capacitor design with system-level circuit performance targets
  • Direct the testing, characterization, and evaluation of internally built and supplier-provided capacitors; analyze data and drive continuous improvement with internal teams and external vendors
  • Own long-term capacitor technology strategy, identifying opportunities to reduce risk, introduce advanced materials, and integrate emerging capacitor technologies

Required Skills
  • Bachelor's or Master's degree in Engineering or Physics
  • 15+ years of deep experience in pulsed-power capacitor design and manufacturing, including internal construction, low-inductance layout, simulation, materials processing, fabrication, high-voltage testing, and lifetime prediction
  • Demonstrated expertise in dielectric physics: electrical/thermal aging, breakdown behavior, complex permittivity, frequency and temperature dependence, and high-field effects
  • Proven ability to lead capacitor design from concept through high-volume production, including scaling throughput and establishing robust manufacturing processes
  • Hands-on experience with rapid prototyping, iterative testing, and high-energy pulsed-power qualification
  • Strong capability in failure analysis, thermal modeling, and performance evaluation under extreme electrical and thermal stress
  • Track record of effective cross-functional collaboration with electrical engineering, manufacturing, supply chain, and production teams
  • Ability to drive technical decision-making, mentor engineers, and set long-term architecture and process standards
  • Strong communication skills and ability to translate complex physical and engineering concepts into actionable design directions

#LI-Onsite #LI-KL1
Benefits
Our total compensation package includes benefits, including but not limited to:
  • Medical, Dental, and Vision plans for employees and their families
  • 31 Days of PTO (21 vacation days and 10 sick days)
  • 10 Paid holidays, plus company-wide winter break
  • Up to 5% employer 401(k) match
  • Short term disability, long term disability, and life insurance
  • Paid parental leave and support (up to 16 weeks)
  • Annual wellness stipend

Helion is an equal opportunity employer and value diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need assistance or an accommodation during the interview process, please let us know.

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