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System Validation Engineer (Wearables / Embedded HW & FW)

S3 Staffing USASunnyvale, CA🇺🇸United StatesPosted 22 Jul 2026

Why This Role Stands Out

This role offers a fantastic opportunity to contribute to cutting-edge wearable technology with a respected company, allowing you to deepen your expertise in embedded hardware and firmware validation. You'll thrive here if you have a strong background in consumer electronics testing and a passion for ensuring product excellence. Dive into an exciting engineering challenge and apply today!

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

Position: System Validation Engineer (Wearables / Embedded HW & FW)

Location: Sunnyvale, CA (Onsite)

Exp: 5-12 years

No H1 Transfers

Must Haves: Android Testing, Embedded Testing, consumer electronics, prototype development, system validation, verification, adb, android, charging, discharging, battery performance

Note: Look for candidates from the companies that make wearable/hearable (consumer electronics) products

 

The Senior Validation Engineer is responsible for executing and supporting end-to-end validation activities for battery systems, charging cases, and peripheral accessories across product lines. This role involves hands-on testing, failure analysis, and close collaboration with cross-functional teams to ensure that products meet the highest standards of performance, reliability, safety, and regulatory compliance. The ideal candidate combines strong technical skills in hardware/software validation with a passion for delivering high-quality consumer electronics.

 

What You Will Do:

  • Executing and supporting end-to-end validation activities for battery systems, charging cases, and peripheral accessories across product lines
  • Minimum 3-5 years of experience in Wearables/ Embedded devices / Consumer electronics verification and validation
  • Experience in Li-ion battery, Battery Management System, Battery cycle testing, charge/ discharge testing in different scenarios
  • Experience using lab equipment such as oscilloscopes, bench power supply, DMMs
  • Develop SOPs from scratch for new features by referring to data sheets and other supporting documents
  • Design & develop test fixtures with an automated workflow
  • Troubleshoot HW/SW bugs, own root cause analysis by coordinating and collaborating with multiple domain experts, such as EE, ME, FW & SW
  • Detailed test reporting and ticket updates and tracking defects to closure. Executive summary and presentation responsibilities during reviews
  • Ability to deep dive into topics with SME in order to identify the testing needs & provide the right support

 

What You Will Bring:

  • Bachelor''s degree in Electrical Engineering, Electronics, Computer Science, or a related field. Master''s preferred.
  • Experience with battery system validation, charging systems, or power management testing.
  • Familiarity with wearable and/or hearable product validation.
  • 3 to 5+ years of experience in hardware/software validation or test engineering in consumer electronics or related industry.
  • Proven ability to author validation plans, test specifications, and coverage matrices.
  • Strong experience with root cause analysis techniques and corrective action processes.
  • Proficiency in test automation using Python or similar scripting languages.
  • Experience with Android or iOS mobile platform testing and debugging tools (e.g., ADB, RTOS etc ).


Preferred Qualifications:

  • Track record of delivering validation programs in high-volume consumer electronics environments.
  • Experience with automation framework development and CI/CD integration for hardware testing.
  • Knowledge of battery safety standards and regulatory requirements (e.g., IEC 62133, UN 38.3, UL 2054).
  • Experience with thermal testing, environmental stress screening, and reliability testing (HALT/HASS).
  • Hands-on experience with lab instrumentation — power analyzers, oscilloscopes, data acquisition systems, environmental chambers.
  • Strong written and verbal communication skills with the ability to present technical findings to cross-functional audiences. 

 

Soft Skills: 

  • Clear verbal & written communication
  • Multi-tasking in a high conflict and pressure environment
  • Effective Stakeholder Management & Client Engagement as part of service organization
  • Proactive  and independent thinking and execution
  • Adaptability & Learning Agility  
  • Empathy & Customer Focus 

Skills

Stakeholder Management

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