Working at FreeWire

At FreeWire we fundamentally change the way energy is delivered to electric vehicles, construction sites, film sets, and more. We build mobile, battery-based energy storage systems called Mobis that provide clean and quiet power anywhere it's needed. Our hardware includes an industrial IoT device with integrated sensors and onboard control systems. It is connected to a cloud-based analytics platform and remote-controlled through our customer-facing mobile and web apps. FreeWire has secured major strategic investors for our Series A, is increasing product development cycles, and growing rapidly.

Backend IoT Engineer

In this role, you will be responsible for the integration point between our Mobi device data, our client-facing apps, and our partners. This involves receiving, storing, manipulating, and delivering data across multiple sources. Your first project will be adding compatibility with the Open Charge Point Protocol (OCPP), an open standard used to remotely control electric vehicle charging stations. This project will involve integrating the OCPP standards with our current remote control capabilities and building a centralized tool for monitoring and testing OCPP activity. You will report to the Chief Information Officer and work closely with all areas of the software engineering team to ensure tight integration of the various components. You must be highly motivated and comfortable making strategic decisions that will affect the long-term direction of our software platform.

Daily Responsibilities

  • Be part of an agile team; work closely with a team of controls engineers, frontend engineers, and product managers

  • Voice your opinion and collaboratively come up with a decision as a team; be held accountable as a team

  • Provide guidance and technical direction for other engineers

  • Architect and code new features for our expanding business

  • Document your technical design and approach

  • Write integration tests

  • Perform code reviews


  • AWS

  • Java

  • Designing & scaling APIs (REST, etc.)

  • Data storage and archiving (structured/unstructured)

  • Management experience is a plus

Customer Success Manager

About the Role

Your role will stretch across account management, implementation, and support, ensuring that customers have a successful experience leading them to expand their Concierge Charging service. Once a customer has launched, you will continue to build and foster relationships to deliver ongoing value and monitor and resolve any customer health issues. As our customer base grows, your focus will turn to growing and renewing your portfolio of customers.

About You

You, the Customer Success Manager, are excellent at communicating with people of all levels and backgrounds, have a knack for troubleshooting technical problems and explaining them to non-technical folks, and enjoy the relentless pursuit of knowledge. You know how to become a trusted advisor, so you can drive a sense of urgency during implementation and also identify upsell and cross-sell opportunities.

Specifically, You Will:

  • Own the day-to-day relationship with a portfolio of Fortune 1000 enterprise customers

  • Onboard and implement new customers including pre-sales support to help close deals

  • Develop and strengthen customer relationships with all key stakeholders to create a network of champions

  • Identify key customer success metrics and execute account strategy with Sales and Marketing driven by these metrics

  • Monitor customer health, identify and mitigate account-level risks and upsell opportunities, align product and customer roadmaps, and deliver customer renewals

  • Manage and resolve all driver reported issues, escalating to Applications Engineer as necessary

  • Coordinate diagnosis and repair of Mobi units in the field

  • Build and maintain a thorough understanding/First Level Support of our products and any new products as they are developed

  • Work closely with Sales, and Product to ensure our customers’ voices are heard

  • Identify and streamline current processes and build new tools and metrics for improving efficiencies

  • Travel is approximately 15%

Your Skills and Experience Include:

  • Passion for helping customers succeed by exceeding expectations, ability to build strong relationships with key customer contacts and executives, keen analytical mind for troubleshooting, and ability to empathize with unhappy users

  • BA/BS or equivalent experience; background in Mechanical/Electrical Engineering is a plus

  • 2-4 years in a customer-facing role, building and fostering relationships with Fortune 1000 customers, experience with complex hardware, energy technology, or electric vehicles is a plus

  • Exceptionally detail-oriented and data driven with excellent written and verbal communication skills and a well-developed sense of humor

  • Proven ability to collaborate and engage across internal teams

  • Self-motivated team player who can juggle multiple high priorities, manage concurrent projects in various stages, and deliver under tight deadlines

  • Ability to run customer meetings, deliver high quality presentations, and train users

  • Expert-level experience with Google Docs, Office Suite, and remote presentation software are a must

  • CA Driver’s License and comfort driving trucks with trailers and box trucks required

  • Knowledge of electric vehicles and electrical systems are a plus

Electrical Engineering & Embedded Software Manager

In this role you will manage all electrical engineering activities including design, development, testing and release to production. As Electrical Engineering Manager, you will implement and maintain overall engineering objectives and initiatives. Solve operational issues to improve development efficiency. Lead and develop the engineering team. Provide input to strategic engineering decisions.


  • Manage/mentor a team of electrical and embedded software engineers

  • At least 5+ years’ experience in designing electrical systems, implementing controls or embedded systems

  • Experience with real-time programming environments (e.g. FreeRTOS)

  • Confident working with high voltage/high current applications

  • Power electronics design

  • Fast learner capable of working in close collaboration

  • Excellent written and verbal communication skills

  • Experience with battery management systems for lithium-ion cells

  • Remote software deployment

  • CANbus and RS485 Modbus protocols

  • Project management experience with Jira

  • Proven track record for projects from concept to hand off to manufacturing

  • Ability to evaluate and drive good technical documentation

Jr. Project Manager

In this role you will work closely with the engineering and manufacturing teams.


  • Ensure all engineering and manufacturing schedule meet the milestones

  • Assist VP of engineering and manufacturing to manage, organize, delegate and execute the different products

  • Organize and effectively communicate the status of project deliverables, project deadlines, individual tasks, and time tracking to key project participants

  • Other projects as needed


  • Education: Bachelor’s Degree

  • Extremely high attention to detail and an organizational wiz

  • Strong Communication (verbal and written) and interpersonal skills

  • Opportunity to grow and train within the Company

  • Must be a self-starter and enjoy working with a collaborative team

  • A natural problem solver

  • Ability to work under tight deadlines, responding to shifting priorities, schedules, and deliverables across multiple work streams

  • Familiarity or exposure with Excel, Jira, MS Project

  • Responsible and dependable

  • Ability to multi-task, be flexible and adapt to change

  • Local Bay Area candidates only

Sr. Mechanical Designer

Responsible for the detail design and drafting of mechanical components and assemblies used in advanced electro-mechanical applications.


The following reflects management’s definition of essential functions for this job but does not restrict the tasks that may be assigned. Management may assign or reassign duties and responsibilities to this job at any time due to reasonable accommodation or other reasons.

  • Designs and develops products, components, processes, and systems using broad engineering concepts and research techniques

  • Documents design specifications

  • Uses product and customer applications knowledge to determine, define, develop, and validate design concepts and methods

  • May facilitate transition of product design and enhancements to full production/delivery

  • Designs, develops, executes, and evaluates validation testing and product specifications

  • Interfaces with engineers, providing CAD design from product inception to released fabrication drawings

  • Assists in product bill of materials (BOM) construction

  • Provides support of material procurement by interfacing with suppliers/fabricators

  • Provides support of existing product designs through the production cycle by incorporating engineering change orders (ECO)


  • Effective written, verbal and interpersonal communication skills

  • Ability to work effectively with other design disciplines as well as manufacturing to create design solutions that address often-conflicting requirements

  • Must be creative, open-minded, a good communicator, and a good listener

  • Must be able to communicate clearly (written and verbal) to technical and non-technical personnel

  • Ability to write clear technical documentation

  • Ability to logically address, analyze and resolve problems

  • Ability to effectively plan and organize projects and manage priorities

  • Acute attention to detail and deadlines


  • Education: A.A. degree in drafting/design or equivalent training/experience

  • Experience: 8 years of design and drafting experience

  • Proficient in use of SOLIDWORKS 3D CAD software.

  • Working knowledge of ANSI Y14.5

  • Advanced knowledge of geometric dimensioning and tolerancing

  • Broad scope product design knowledge

  • Knowledge of manufacturing methods

Sr. Product Manager

The Sr. Product Manager will be leading engineering team to achieve customer/business strategies and multiple concurrent initiatives, ranging from concepts in ideation to enhancing the features already in production. You will also need exceptional ability to work with and influence diverse functional teams.


  • Develop the vision and roadmaps for the operations products and business processes

  • Author product requirements and specifications and manage project execution and roll out strategy

  • Partner with engineering and manufacturing team to plan, build, launch and manage excellent products

  • Facilitation of relevant discussion and/or creation of relevant strategic presentations and documentation to inform and enable senior manager and executive decision making

  • Responsible for overall product management and strategic focus for our product line

  • Consults with senior management on strategic direction of the product

  • Develops new products/services to increase market share and meet identified customer needs

  • Conduct user research to scope and prioritize product initiatives


  • BS or MS in computer science, electrical engineering, or similar field or experience

  • 5 or more years in product management

  • Knowledge and understanding of EV charging and energy storage technology

  • Ability to influence, partner, and negotiate with senior business leaders to gain commitment to accomplish business goals

  • Ability to execute in a fast paced, high demand environment, while balancing multiple priorities

  • Experience in Customer Experience Roadmap principles

  • Experience working in an agile development environment

  • Proven success working on new product initiatives and delivering products

  • Experience delivering technology products/services in a high growth environment where priorities shift fast

  • The ability to communicate complex technical issues simply and convincingly to a wide range of audiences

  • Passion and a love for startups

ADA Requirements for All Positions

  • Some repetitive motion activities

  • Visual acuity to operate equipment, read technical information

  • Able to use a computer/keyboard for extended periods of time

  • Able to use office & test equipment and computers/peripherals, in a standard office & computer lab environment

  • May be required to lift/move up to 25 lbs with assistance

  • Fast paced, schedule driven environment

  • Willing and able to work extended hours when necessary