EV Charging Systems Hardware Engineer

EV Charging Systems Hardware Engineer (Field Applications - DC EV Systems)

Direct Hire, Plano, TX (Onsite)

We are seeking a hands‑on EV Charging Systems Hardware Engineer (FAE) to serve as a key technical liaison between customers, internal engineering teams, and commercial stakeholders. This role supports the successful deployment and adoption of DC fast charging solutions by providing end‑to‑end technical expertise across pre‑sales, implementation, and post‑deployment support.

• Act as the primary hardware technical expert supporting DC EV charging systems across pre‑sales and post‑sales engagements
• Deliver technical presentations, system architecture guidance, and solution recommendations to customers
• Support installation, commissioning, validation, and successful deployment of EV charging equipment
• Diagnose and resolve complex hardware, power electronics, and system‑level issues in field environments
• Analyze system logs, schematics, and test data to identify root causes and implement corrective actions
• Collaborate cross‑functionally with engineering, product management, sales, and service teams to resolve escalations and improve product performance
• Gather customer requirements and provide actionable feedback to engineering for continuous product improvement
• Support pilot programs, field trials, and customer acceptance testing initiatives
• Develop and maintain technical documentation including application notes, troubleshooting guides, and statements of work
• Travel to customer sites as needed (approximately 30–50%)

• Bachelor’s degree in Electrical Engineering, Power Electronics, Mechatronics, or a related discipline
• 2+ years of experience in hardware engineering, field applications engineering, or similar technical role
• Strong knowledge of power electronics
  , including:
  • AC/DC power conversion
  • DC fast charging architectures
  • Electrical protection, grounding, and isolation principles
• Experience working with EV charging systems
  , preferably DC fast chargers
• Ability to read and interpret schematics, block diagrams, and single‑line electrical diagrams
• Hands‑on troubleshooting experience with:
  • Power modules, contractors, and relays
  • Sensors (current, voltage, temperature)
  • Thermal management systems (air and liquid cooling)
• Familiarity with communication protocols such as CAN, RS‑485, Ethernet, PLC, and Modbus
• Strong problem‑solving skills and ability to communicate effectively with both technical and non‑technical stakeholders
• Willingness to travel and provide onsite customer support

• Experience with EV charging standards such as CCS, CHAdeMO, and NACS
• Knowledge of industry standards including IEC 61851, IEC 62196, and DC fast charging protocols (61851‑23/24)
• Familiarity with OCPP (1.6 / 2.0.1) and backend charging network integrations
• Experience with regulatory compliance and metrology standards (e.g., CTEP/NTEP)
• Exposure to CSMS platforms and charging infrastructure ecosystems
• Prior experience in field support, manufacturing, or customer‑facing engineering roles
• Bilingual proficiency in Mandarin and English is a plus for global collaboration

$98,000.00

$

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• Met Life Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

All qualified applicants are welcome to apply.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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