Test Engineer - Electrical
Zenith Services Inc. · Boston, MA · 2 days ago
On-siteQuality AssuranceFull-time
Key Responsibilities Electrical Characterization & Debugging Perform electrical characterization of subsystems: Voltage/current measurementsSignal integrity and timing analysisNoise, grounding Troubleshoot complex issues involving: Analog and digital electronicsPower supplies, converters, and motor drivesCommunication interfaces (I²C, SPI, UART, CAN, Ethernet, USB) Hands‑On Lab Execution Own test execution in the lab, including: Bring‑up of new testers and subsystemsDebug under schedule pressureSupport for design verification and troubleshooting activities Use lab equipment extensively, including: Oscilloscopes, logic analyzers, DMMs, power analyzersEnvironmental and stress testing setups (as applicable) Collaboration Work closely with: Design engineers (EE, ME, firmware, systems)Manufacturing Tester Development & Integration Design, build, and maintain subsystem characterization testers, including: Power distribution and protectionSignal conditioning and measurementControl, interlocks, and safety circuits Develop custom test hardware including fixture schematics, wiring harnesses, and test jigs.Integrate testers with: Mechanical fixturesSensors, actuators, power electronics, and embedded systemsLab and production environments Required Qualifications B.S. or M.S. in Electrical Engineering or related field7-10 years of hands‑on electrical engineering experience, with the majority focused on: Test system or tester developmentSubsystem‑level electrical integration and characterization Demonstrated experience designing, circuit analysis and debugging: Analog and digital circuitsPower electronics and low‑voltage/high‑current systemsDemonstrated experience in complex electrical system design and integrationStrong analytical skill in circuit analysis, failure diagnostics Strong in logical reasoning and ability in root cause analysis and proactive corrective actions. Strong practical troubleshooting skills using lab instrumentationExperience taking test systems from concept → build → bring‑up → sustained supportAbility to work directly in the lab and drive issues to closureAbility to clearly document designs, test results, and design changes Understanding of design considerations for EMI/EMC, thermal management, and reliabilityExperience in manufacturing support and DFM/DFT Experience across the product development lifecycle is a plusStrong interpersonal and communication skills Strongly Preferred Experience Digital, analog and mixed circuit Embedded subsystemsMotion control systemsSensor and transducer technologiesPower distribution subsystemsProficiency with communication protocols such as CAN, Ethernet, RS-232, and RS485.