Senior Electrical Test Engineer

Emporia Energy•Boulder, CO

3d•$135,000 - $165,000•Onsite

About The Position

Emporia Energy is seeking a Senior Electrical Test Engineer to lead hardware testing for their EVSE product line and new product development. This role also involves sustaining engineering activities, including field failure investigation and minor PCBA design changes. The ideal candidate will have extensive experience in all phases of hardware testing, from requirements to production validation, and possess hands-on sustaining engineering skills. This position requires collaboration with external test labs, contract manufacturers, automotive OEM customers, and internal teams. Expertise in high-power AC/DC electrical systems and custom PCBA design is essential. Emporia values versatility and ownership in its team members.

Requirements

7–10 years of experience developing and executing test plans for complex products as a test engineer, electrical engineer, or related role
Bachelor’s degree in Electrical Engineering (BSEE)
Competence with test equipment such as oscilloscopes, grid simulators/programmable AC sources, electronic loads, current-probes and power analyzers
Experience with test automation scripting (e.g., Python) for data acquisition and control
Knowledge of modern analog and digital electronics and electronic circuits
Familiarity with switching converters, inverters, and AC/DC power distribution
Experience with high-power AC electrical systems (3-phase and split-phase 240V) and high-voltage DC power systems
Experience in testing and debugging for signal integrity / power integrity
Familiarity with standard interfaces such as Ethernet, CAN, I2C, SPI, USB, etc.
Ability to read and understand electrical schematics and ECAD data; experience developing in-house test systems including test racks and harnessing
Experience designing and bringing up low-complexity PCBAs, including schematic capture and layout in Altium Designer or equivalent
Demonstrated experience managing workload and project deliverables
Strong writing, interpersonal, and communication skills

Nice To Haves

Master’s degree in Electrical Engineering (MSEE)
Expert-level Python-based lab automation
Knowledge of automotive communication protocols and standards (ISO 15118-2, J1772)
Familiarity with UL safety test standards such as UL 2231-1/2
Experience working with automotive OEMs and managing deliverables for their product development processes
Experience with certification testing including UL, FCC, and Energy Star
Familiarity with National Electric Code wiring and installation requirements
Ability to perform MTBF analysis
Experience designing and owning complex PCBA designs implementing high voltage and high speed signaling
Experience testing and debugging Level 2 EV chargers
Experience testing high-volume consumer products
Expert-level Altium Designer proficiency

Responsibilities

Own requirements tracking and verification, including verification method determination.
Develop test profiles for reliability and accelerated environmental testing including thermal fatigue, thermal shock, corrosion/weathering, and ingress testing.
Generate high-quality reports to share test results and analysis with customers and internal stakeholders.
Work with engineering and factory test teams to develop overall product test strategies to help turn prototype designs into production units.
Validate new product features in collaboration with the engineering team.
Own both in-house test equipment, methods, documentation, and execution.
Work closely with our in-house compliance team on definition of required pre-screens and risk reduction testing for UL, FCC, and other standards.
Partner with contract manufacturers and in-house operations teams to design PCBAs used in custom test fixture or review proposed production line test solutions.
Assist design engineers with development testing as needed.
Perform detailed engineering investigations of RMA units coordinating with customer support and engineering teams as necessary.
Execute root cause analysis on field failures and present findings and recommended mitigations to triage teams, design engineers, and management.
Make targeted electrical design changes for minor improvements to existing products, including obsolete component replacements and corrections identified through failure analysis.
Collaborate cross-functionally with firmware, mechanical, quality and manufacturing engineers as required.