Journeyman Building Engineer

ABMSan Jose, CA

On-site Full-time $72.93/hr - $72.93/hr

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Experience Level

Experience

Qualifications

Ideal candidates should possess experience in building maintenance and engineering, with a solid understanding of HVAC and electrical systems. Strong problem-solving skills and the ability to work independently are essential. A commitment to safety and quality service is expected.

About the job

Join ABM, a premier provider of integrated facility solutions, as a Journeyman Building Engineer.

As a Journeyman Building Engineer, you will play a crucial role in supporting our leadership team with the seamless operation of all building systems. Your responsibilities will encompass hard surface maintenance and repair, basic carpentry and metal work, as well as the operation, maintenance, and repair of all facility system equipment related to HVAC operations and mechanical and electrical systems. You will also be tasked with responding to customer requests, managing work orders efficiently, and performing various other duties as assigned.

Compensation: $72.93/HR

Please note that the salary is subject to variation based on the candidate's education, experience, skills, geographic location, and market alignment.

Work Schedule: Monday to Friday, 10:00 AM to 6:30 PM

Benefits: This position is part of Local 39 union, which includes a comprehensive benefits package.

About ABM

ABM is dedicated to delivering exceptional facility solutions that enhance the efficiency and reliability of our clients' operations.

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Battery Test and Build Technician

Archer Aviation Inc.

Full-time|$32K/yr - $42K/yr|On-site|San Jose, California, United States

About Archer Aviation Archer Aviation, based in San Jose, California, is developing all-electric vertical takeoff and landing aircraft designed to transport four passengers with low noise and minimal environmental impact. The company is committed to advancing sustainable air mobility and values a diverse, equitable, and inclusive workplace where every team m…

Apr 17, 2026

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Senior Battery Test Engineer - Abuse

Archer

Full-time|$134K/yr - $174K/yr|On-site|San Jose, California, United States

Archer, an innovative aerospace company located in San Jose, California, is pioneering the development of an all-electric vertical takeoff and landing aircraft. Our mission is to enhance sustainable air mobility, designing and manufacturing aircraft capable of carrying four passengers with minimal noise pollution.We set ambitious goals and tackle complex challenges, believing that a diverse workplace fosters smarter solutions and deeper insights, driving our collective success. We are committed to creating an equitable and inclusive environment that values our differences and supports all team members.What You’ll DoLead and execute comprehensive abuse testing for cells, modules, and battery packs, focusing on Thermal Runaway, Short Circuit, Over-Temperature, Overcharge, and Overdischarge scenarios.Conduct thorough data analysis and compile detailed reports.Design and develop sub-scale and full-scale test rigs for Safety/Abuse tests, including PCBA/hardware and software integration.Create and deploy custom thermal abuse test equipment and controllers.Develop bespoke test equipment and automation software to facilitate cross-functional battery R&D testing.Utilize NX CAD software for the mechanical design of test rigs.Enhance test development using LabVIEW, Python, and other relevant tools.Assist in the assembly of small-scale buck and prototype builds.Provide support for troubleshooting and preventative maintenance of battery testing equipment and setups.Contribute to failure review processes.Work alongside the battery engineering team on cell, buck, and pack teardown procedures.Innovate and implement new test procedures, executing them effectively.Generate reports for submission to the FAA.

Feb 5, 2026

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Senior Battery Test Engineer

Archer Aviation

Full-time|$144K/yr - $189K/yr|On-site|San Jose, California, United States

Archer Aviation is a pioneering aerospace firm headquartered in San Jose, California, dedicated to developing an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to enhance sustainable air mobility, designing and manufacturing an aircraft that can transport four passengers with minimal noise and environmental impact.We aim high and tackle challenging problems, believing that a diverse workforce fosters innovation, insights, and collective success. Our commitment is to create an equitable and inclusive workplace that values our unique perspectives and supports every member of our team.Key Responsibilities:Conduct electrical and environmental testing of prototype and certified batteries for eVTOL aircraft.Collaborate with cross-functional teams to create and implement test plans for flight-critical hardware.Execute acceptance testing on battery modules, packs, and charge port assemblies.Design sub-scale test rigs for mechanical and environmental testing, involving PCBA/hardware and software development.Develop and deploy custom test equipment and controllers.Create bespoke test equipment and automation software to facilitate cross-functional battery R&D testing.Perform mechanical design of test rigs using NX CAD software.Utilize LabVIEW, Python, and other test development tools for testing purposes.Analyze test data and collaborate with engineering teams to share insights.Develop automated test equipment as required.Innovate test procedures and oversee testing execution.Generate reports for FAA submission.

Feb 6, 2026

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Battery Test Engineer - Electrical

Archer Aviation

Full-time|$144K/yr - $180K/yr|On-site|San Jose, California, United States

About Archer Aviation Archer Aviation, based in San Jose, California, is developing an all-electric vertical takeoff and landing (eVTOL) aircraft designed for sustainable air mobility. The company aims to create a quiet, environmentally conscious aircraft that seats four passengers. Archer values ambitious goals, technical challenges, and a workplace that welcomes diverse perspectives and backgrounds. Role Overview: Battery Test Engineer - Electrical The Battery Test Engineer - Electrical will focus on the testing and validation of battery and battery management system (BMS) components for Archer's eVTOL aircraft. This role involves hands-on work with prototype and certified hardware, as well as collaboration with multiple engineering teams. Main Responsibilities Conduct systems and integration testing for prototype and certified battery and BMS components. Work with teams across BMS, Controls, Engines, Flight, Integration, and Systems to develop and execute testing plans for flight hardware. Assist with regression testing activities. Support testing related to electromagnetic compatibility (EMC), short circuit, and electrical design infrastructure. Develop and test mission profiles for battery systems. Help build digital testing infrastructure for data storage and analysis. Analyze test data and collaborate with engineering teams to drive improvements. Design and implement automated test equipment as needed. Support electrical infrastructure design for Production and Reliability labs. Prepare technical reports for FAA regulatory submissions.

Apr 17, 2026

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Battery Verification Engineer

Archer Aviation

Full-time|$120K/yr - $180K/yr|Remote|Remote

Archer Aviation, an innovative aerospace firm headquartered in San Jose, California, is on a mission to revolutionize air travel with our all-electric vertical takeoff and landing aircraft. Our commitment to sustainable air mobility drives us to design, manufacture, and operate an aircraft capable of carrying four passengers while minimizing noise pollution.We are passionate about addressing complex challenges and believe that a diverse workforce enhances our problem-solving capabilities, leading to superior insights and success. We strive to foster an equitable and inclusive workplace that celebrates the unique contributions of every team member.Key Responsibilities:Conduct verification and validation of safety-critical software components for the aircraft battery management system (BMS) in alignment with DO-178C standards.Develop and document detailed test plans, cases, and procedures based on software requirements.Perform Software-in-the-Loop (SIL) and Hardware-in-the-Loop (HIL) testing to validate battery algorithms and drivers.Identify, document, and manage software defects using automated tracking systems; collaborate with development teams to analyze root causes and validate resolutions.Create and uphold automated test scripts and frameworks (C/C++, Python) to optimize testing efficiency and coverage.Design and implement tests for verifying software fault detection and diagnostic algorithms, including insulation breakdown, short circuits, and sensor failures.Analyze sensor data (cell voltages, pack current) and test outcomes to ensure accurate state estimation and protective function performance.Engage in software audits and reviews to ensure compliance with DO-178C certification requirements.

Mar 26, 2026

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Engineering Test Technician

Archer Aviation

Full-time|$50.6K/yr - $69.6K/yr|On-site|San Jose, California, United States

Archer Aviation is a pioneering aerospace company located in San Jose, California, dedicated to developing an innovative all-electric vertical takeoff and landing aircraft. Our mission is to enhance the advantages of sustainable air mobility by designing, manufacturing, and operating an electric aircraft that accommodates four passengers while minimizing noise pollution.We are ambitious in our goals and face complex challenges, believing that a diverse workforce fosters intelligence, drives insights, and ultimately leads us all to success. We are committed to creating an equitable and inclusive workplace that values our differences and supports every team member.Key Responsibilities:Conduct testing on motor and drive units using specialized dynamometer setups.Configure equipment and devices for specialized tests with proficiency in:Analog I/ODigital I/OCAN systemsLow and High voltage systemsDiagnose and troubleshoot test setups across mechanical, electrical, and software domains.Collaborate with design engineering to create custom test configurations.Design and fabricate basic lab fixtures and tools.Acquire, install, organize, and maintain testing equipment.Ensure a clean, safe, and functional lab and workshop environment.Perform regular maintenance on testing equipment.Assist engineering teams with prototype development, proof of concept studies, and process validation.Effectively communicate with cross-functional teams to achieve project milestones.

Feb 9, 2026

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Battery Controls Integration Engineer

Archer

Full-time|$140K/yr - $188K/yr|On-site|San Jose, California, United States

Archer is a pioneering aerospace company located in San Jose, California, dedicated to developing an innovative all-electric vertical takeoff and landing aircraft. Our mission is to promote sustainable air mobility, designing, manufacturing, and operating an aircraft that accommodates four passengers while minimizing noise pollution.We aim high and tackle complex challenges, believing that a diverse workforce enriches our insights and propels us towards collective success. Archer is committed to fostering an equitable and inclusive environment that values differences and celebrates each team member.What You’ll Do:As a Battery Controls Integration Engineer at Archer, your primary responsibilities will include the integration of our high-voltage battery controls system onto test platforms, ensuring the verification of Battery Management System (BMS) safety-critical functions. This role is essential for facilitating the use of electric vertical-takeoff-and-landing aircraft in urban air mobility settings. Your contributions will encompass all stages of the product development lifecycle, including development, implementation, validation, and ongoing improvement.Core Responsibilities and Development Focus:Verification and Testing Strategy: Design and implement verification procedures and test plans across various testing environments including Simulation, Software-in-the-Loop (SIL), and Hardware-in-the-Loop (HIL).Integrated Testing Ownership: Lead the testing of the Battery Management System (BMS) controls hardware/software integrated system functionalities on safety-critical components, utilizing HIL, SIL, and high-voltage (HV) integrated labs.Automation and Infrastructure: Update and maintain automated test cases in alignment with BMS functionality development for effective verification and regression testing, particularly in model-based environments.Test System Development: Offer commissioning and maintenance support for the comprehensive testing infrastructure required for HIL testing of BMS controls, algorithms, and software.Process and Infrastructure Improvement: Take responsibility for the automated testing platform, enhancing efficiency, accuracy, and automation level for BMS control system verification. Contribute to continuous improvement of test infrastructure, including writing and debugging test scripts for HV HIL systems.Cross-Functional Collaboration and Integration:...

Feb 5, 2026

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Senior Battery Design Engineer

Archer Aviation

Full-time|$144K/yr - $198K/yr|On-site|San Jose, California, United States

Archer Aviation, based in San Jose, California, develops all-electric vertical takeoff and landing aircraft. The company focuses on advancing sustainable air mobility, designing vehicles that carry four passengers and operate with low noise. Archer values a diverse team and aims to create an inclusive workplace where different perspectives drive better solutions. The company encourages collaboration and respects the unique contributions of every employee. Role Overview The Senior Battery Design Engineer will lead efforts to design high voltage battery pack components for multiple aircraft programs, including both commercial and defense projects. This role covers the full design process, from initial concept through completion. What You Will Do Lead design of high voltage battery pack components across various aircraft programs, from concept to final product. Collaborate with CAE engineers, quality assurance, testing, supply chain, and manufacturing teams to ensure strong design and product quality. Provide hands-on support for prototyping, assembly, and troubleshooting throughout the design cycle. Work with integration and certification teams to meet all FAA certification requirements. Develop innovative battery designs tailored to the demands of aerospace applications.

Apr 15, 2026

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Battery Controls Engineer for Charging Solutions

Archer

Full-time|On-site|San Jose, California, United States

Join Archer, a pioneering aerospace company headquartered in San Jose, California, where we are dedicated to revolutionizing sustainable air mobility through the development of all-electric vertical takeoff and landing (eVTOL) aircraft. Our innovative designs prioritize minimal noise and environmental impact while enabling efficient transportation for up to four passengers.At Archer, we are committed to tackling complex challenges and fostering a diverse workplace, believing that inclusivity drives greater insights and collective success. We strive to create an equitable environment that values and celebrates the unique contributions of all our team members.Your Role:As a Battery Controls Engineer, you will be instrumental in defining, validating, implementing, and verifying advanced high-voltage battery charging and thermal management algorithms tailored for our Midnight eVTOL aircraft. You will oversee the entire product development life cycle, from initial concept to final certification.Design and enhance cutting-edge control algorithms for high-voltage battery charging and thermal management.Conduct comprehensive validation of control software through SIL (Software-in-the-Loop), MIL (Model-in-the-Loop), HIL (Hardware-in-the-Loop), and aircraft-level integration testing to ensure optimal system reliability under all operating and environmental conditions.Analyze lab, flight, and field data to troubleshoot complex issues, refine algorithms, and enhance charging performance continuously.Collaborate closely with hardware, software, and systems engineering teams to establish requirements for charge control subsystems.

Mar 31, 2026

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Electrical Analysis Engineer, Battery Management Systems

Archer

Full-time|$105K/yr - $145K/yr|On-site|San Jose, California, United States

At Archer, we are pioneering the future of aviation with our all-electric vertical takeoff and landing aircraft, designed to enhance sustainable air mobility. Our innovative engineering team is dedicated to creating an aircraft that accommodates four passengers with minimal noise pollution.We believe that tackling complex challenges requires a diverse team, and we are committed to fostering an inclusive workplace that values and celebrates our unique perspectives. Join us in our mission to revolutionize air travel.Key Responsibilities:As an Electrical Analysis Engineer, you will play a critical role in the analysis of circuits within Archer's high voltage battery management system. Your contributions will directly impact the safety and reliability of our innovative aircraft.Conduct thorough circuit schematic analyses, collaborating with safety engineers to identify potential single-point failures.Evaluate the system-level implications of individual component failures within printed circuit board assemblies (PCBAs).Aggregate power consumption data of the BMS PCBAs across various operational modes and correlate findings with laboratory tests.Perform worst-case accuracy analyses on measurement circuits.Utilize circuit simulation tools to model and analyze hardware circuits to support accuracy evaluations.Employ software for automated circuit analysis to facilitate schematic-level Failure Modes and Effects Analyses (FMEAs).Assess the system-level impacts of single-event upsets and latch-ups.Collaborate with reliability engineers to understand electrical operating conditions and determine failure rates.Carry out electrical stress analyses and component derating evaluations for individual components.Work closely with design engineers to ensure BMS hardware meets Archer's stringent safety, accuracy, and reliability standards.

Feb 5, 2026

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Thermal Analysis Engineer for Battery Systems

Archer

Full-time|$144K/yr - $180K/yr|On-site|San Jose, California, United States

About Archer Archer, based in San Jose, California, designs and builds all-electric vertical takeoff and landing aircraft. The company focuses on sustainable air mobility and aims to transport four passengers while reducing noise pollution. Archer values diversity and strives to create an inclusive workplace where every team member’s perspective contributes to smarter solutions. Role Overview The Thermal Analysis Engineer for Battery Systems will support the design and performance of battery packs and modules for Archer’s aircraft. This position involves simulation, testing, and collaboration across multiple engineering teams to ensure reliable and safe thermal management. Main Responsibilities Run thermal analysis and simulations on battery packs and modules using advanced CAE tools. Develop simulation methods and workflows to improve team productivity. Design and optimize battery thermal management systems, including cold plates and phase change materials, to achieve high performance and safety. Plan and conduct thermal testing to validate and refine analytical models. Work closely with mechanical, electrical, control, and systems engineering teams to integrate thermal solutions and models. Prepare detailed reports and presentations documenting findings, design recommendations, and test results.

Apr 17, 2026

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Journeyman Building Engineer

Ableserve

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Join our team as a Journeyman Building Engineer at Ableserve, where your skills will be valued and your contributions will make a difference. As a key member of our engineering team, you will be responsible for the maintenance and operation of building systems, ensuring optimal performance and safety. Your expertise will be crucial in troubleshooting issues, performing repairs, and leading projects that enhance building functionality.

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Journeyman Building Engineer

ABM

Full-time|$72.93/hr - $72.93/hr|On-site|San Jose, CA

Join ABM, a premier provider of integrated facility solutions, as a Journeyman Building Engineer.As a Journeyman Building Engineer, you will play a crucial role in supporting our leadership team with the seamless operation of all building systems. Your responsibilities will encompass hard surface maintenance and repair, basic carpentry and metal work, as well as the operation, maintenance, and repair of all facility system equipment related to HVAC operations and mechanical and electrical systems. You will also be tasked with responding to customer requests, managing work orders efficiently, and performing various other duties as assigned.Compensation: $72.93/HRPlease note that the salary is subject to variation based on the candidate's education, experience, skills, geographic location, and market alignment.Work Schedule: Monday to Friday, 10:00 AM to 6:30 PMBenefits: This position is part of Local 39 union, which includes a comprehensive benefits package.

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Full-time|$207.8K/yr - $259.6K/yr|On-site|San Jose, California, United States

Archer Aviation is developing all-electric vertical takeoff and landing (eVTOL) aircraft in San Jose, California. The company’s mission centers on creating sustainable air mobility solutions, with aircraft designed to carry four passengers while minimizing noise for quieter, cleaner transportation. Archer values diversity and inclusion, encouraging every team member’s perspective and fostering equity throughout the workplace. Role overview The Senior Staff Engineer - Battery Cell Stack will lead the design and development of high-voltage battery pack components for both commercial and defense eVTOL aircraft. This position plays a key role in shaping battery technology for multiple aircraft programs. What you will do Oversee the full design process for high-voltage battery pack components across several aircraft platforms. Collaborate with CAE engineers, quality assurance, testing, supply chain, and manufacturing teams to align on project goals. Engage in hands-on prototyping, assembly, and root cause analysis during the design cycle. Work with integration and certification teams to ensure battery systems meet FAA certification standards. Create and refine battery design solutions that fulfill strict aerospace requirements. Establish and promote design standards and best practices for Archer’s battery systems. Mentor junior engineers working on battery design. Develop and maintain the battery hardware technology roadmap for future products and applications.

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