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Freelance Power Supply Design Engineer Jobs (NOW HIRING)

Electronic Design Engineer

VA · On-site

$65K - $130K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

Embedded Hardware Design Engineer Location: Mount Crawford, VA (Shenandoah Valley) Company: Power ... Analog signal conditioning and/or switching power supply design * Embedded firmware development

Senior Hardware Design Engineer We are seeking an experienced Senior Hardware Design Engineer to ... Develop power distribution and power supply architectures, including high-performance power supply ...

Senior Hardware Design Engineer We are seeking an experienced Senior Hardware Design Engineer to ... Develop power distribution and power supply architectures, including high-performance power supply ...

Senior Electrical Design Engineer

Addison, TX · On-site

$100K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Engineering Reports To: Engineering Manager Classification: Full-Time Exempt Join the Dean ... Key Responsibilities Design and develop high-voltage power supplies and related electronic systems ...

Senior Electrical Design Engineer

Addison, TX

$100K - $135K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Engineering Reports To: Engineering Manager Classification: Full-Time | Exempt Join the Dean ... Key Responsibilities Design and develop high-voltage power supplies and related electronic systems ...

As NASA's largest engineering solutions provider working together with NASA at centers across the ... Prior experience with Power Supply Design, Power supply soft start circuit design, and switching ...

The Electronics Design Engineer - Space Exploration Electronic Systems will:Report directly to the ... Prior experience in test of power supply and conditioning systems.Prior experience with power ...

As NASA's largest engineering solutions provider working together with NASA at centers across the ... Prior experience with Power Supply Design, Power supply soft start circuit design, and switching ...

The Electronics Design Engineer - Space Exploration Electronic Systems will:Report directly to the ... Prior experience in test of power supply and conditioning systems.Prior experience with power ...

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Freelance Power Supply Design Engineer information

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$14

$47

$132

How much do freelance power supply design engineer jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for freelance power supply design engineer in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What are some common challenges faced by freelance power supply design engineers when working with multiple clients simultaneously?

Freelance Power Supply Design Engineers often juggle several projects at once, each with unique requirements, timelines, and communication styles. Managing conflicting deadlines, adapting to different hardware design standards, and ensuring clear documentation across projects can be challenging. To succeed, freelancers must establish strong project management practices, stay organized with meticulous documentation, and communicate proactively with clients to clarify expectations and resolve technical issues promptly.

What does a freelance power supply design engineer do?

A Freelance Power Supply Design Engineer specializes in designing, developing, and testing power supply systems for various electronic devices and applications. They work independently or on a contract basis for clients, often handling tasks such as schematic design, PCB layout, component selection, and ensuring compliance with safety and efficiency standards. These engineers are skilled in creating solutions for AC-DC, DC-DC, or other power conversion needs, troubleshooting existing systems, and optimizing power management. Their work is essential in industries like telecommunications, consumer electronics, automotive, and industrial equipment. They may also be responsible for documentation, prototyping, and collaborating with other engineering teams as needed.

What is the difference between Freelance Power Supply Design Engineer vs Electrical Design Engineer?

AspectFreelance Power Supply Design EngineerElectrical Design Engineer
CredentialsRelevant certifications, engineering degree, specialized power supply knowledgeEngineering degree, often with electrical or electronics specialization
Work EnvironmentIndependent, project-based, remote or on-siteCompany offices, design teams, on-site or remote
Industry UsageFreelance, consulting, contract work in power electronicsManufacturing, construction, infrastructure projects

Freelance Power Supply Design Engineers focus on designing power supply units independently, often working on specific projects for multiple clients. Electrical Design Engineers typically work within companies, handling broader electrical systems design. Both roles require relevant certifications and electrical knowledge, but their work environments and employment types differ significantly.

What are the key skills and qualifications needed to thrive as a freelance power supply design engineer?

To excel as a Freelance Power Supply Design Engineer, you need expertise in analog and digital circuit design, power electronics, and thorough knowledge of electrical engineering principles, typically backed by a relevant degree. Familiarity with simulation tools like SPICE, PCB design software (such as Altium Designer or Eagle), and industry standards or certifications (like IPC or IEEE) is essential. Outstanding problem-solving abilities, project management, and effective communication with clients are crucial soft skills in this freelance role. These skills ensure the delivery of reliable, efficient designs that meet client specifications and deadlines while maintaining professional relationships.
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Infographic showing various Freelance Power Supply Design Engineer job openings in the United States as of August 2026, with employment types broken down into 1% Internship, 88% Full Time, 6% Part Time, and 5% Contract. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

Lead, Power Supply Electrical Engineer

L3Harris Technologies

Melbourne, FL

$125K - $232K/yr

Full-time

Medical, Retirement, PTO

Re-posted 24 days ago


Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Lead, Electrical Engineer Power Supply Design

Job Code: 36810

Job Location: Salt Lake City, Utah

Job Schedule:9/80:Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off

Job Description:

L3Harris is currently seeking a lead power supply design engineer who will join the design team to contribute to the growing power conversion circuit card design needs. The designer will apply their knowledge designing low and high voltage, high frequency switch mode power supplies in collaboration with fellow senior power supply engineers. The individual must work with other engineering disciplines to assure power supply designs meet the power, thermal, emissions and safety requirements of the system requirements.

Essential Functions:

  • Design AC/DC power converters
  • Design DC/DC power converters
  • Design power distribution architectures
  • Design and analyze EMI filters
  • Analyze analog/power circuits for stability, efficiency, power draw, in-rush, etc.
  • Write specifications and test approaches for power supply circuit designs
  • Select components for discrete power converter designs, or modules for systems
  • Create schematics for analog/power circuits, support printed circuit card design
  • Conduct and participate in internal peer design reviews, design verification testing of engineering units and oversight of design into production
  • Perform analog and power testing in a laboratory setting for development components and circuit cards
  • Work in conjunction with multi-disciplinary engineering teams for digital, RF, mechanical and systems engineers on the overall program/project performance

Required Qualifications:

  • Bachelor's Degree and minimum 9years of prior relevant (Power Supply, Electrical Engineering) experience. Graduate Degree and a minimum of 7years of prior related experience. In lieu of a degree, minimum of 12years of prior related experience

Preferred Additional Skills:

  • Experience with power conversion design, power analysis, analog circuit simulation, control loops and stabilization.
  • Knowledge of high frequency magnetics design, development, and manufacturing.
  • Demonstrated knowledge of AC/DC & DC/DC power converter design, build and test.
  • Understanding of power analysis with MathCad, Excel or similar tools.
  • Experience with electrical simulations using SIMPLIS and SPICE modeling tools.
  • Experience with CAD tools (preferably Mentor Graphics) for schematic entry and layout.
  • The individual must be able to work from oral and written instructions, be dependable, positive, assertive, a team player and have a strong desire to succeed.
  • Great communications skills to expeditiously coordinate efforts through all phases of the engineering and manufacturing process while contributing to a high-performance team environment to meet customer needs.
  • Willing to work overtime and weekends when required.
  • Experience with common lab equipment
  • Preferably able to obtain a US DoD security clearance
  • Familiarity with MIL-STD-704, MIL-STD-1275, MIL-STD-1399, and MIL-STD-461 is a plus.
  • Must be proficient with MS Word, Excel, PowerPoint, and Visio software.
  • Design experience in military or other ruggedized industries.

In compliance with pay transparency requirements, the salary range for this role in California, Seattle, Washington D.C., Maryland Greater Washington D.C. area, the city of Denver, Washington State and New York City, the salary range for this role is $125,000-$232,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

#LI-CS3

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Employment Type: Full-Time