<p><strong>What will you do as </strong><strong>EV Charging Systems Engineer - Interoperability Test<br></strong>At Big Ass Battery, we don’t do boring. We build kickass energy storage systems that power the future — from silent construction sites to off-grid hubs. And now? We want you to help us charge up the next generation of electric machines — excavators, trucks, and everything in between. Acronyms like ISO 15118, CCS2, OCPP 2.0, and OCPI make your heart race (in a good way), you’re in the right place. Forget endless meetings and paperwork — this is hands-on, high-voltage work where you actually make a difference. You will become part of our Test &amp; Integration team and you'll focus on:</p><div><ul><li>Make EVs and our BESS systems talk to each other — safely, reliably, and fast</li><li>Test, implement, and fine-tune interoperability for electric trucks, excavators, and anything else with a plug</li><li>Dive deep into protocols like IEC 61851, ISO 15118, CCS/CCS2, and MCS-D — the stuff that makes charging magic happen</li><li>Develop and run automated tests using your scripting skills (Python heroes, we see you)</li><li>Tame the backend beast with OCPP (1.6, 2.0) and OCPI integrations</li><li>Get out there — perform real-world field testing and debugging at customer sites</li><li>Team up with our rockstar software, hardware, and systems engineers to keep our charging systems bulletproof</li></ul><p><strong>What do we expect you will bring to Big Ass Battery?<br></strong>It won't surprise you, but we are looking for people with positive energy! You get excited about working at a fast-growing company where the future is open and where it is bubbling with ambition. You are curious and innovative and you like to work in a dynamic, fast paced environment. Having a green heart helps too! You recognize yourself in the following profile: </p><ul><li>A Bachelor education in Computer Science, Mechatronics, Electrical or Automotive Engineering or similar</li><li>A solid grasp of EV charging protocols — IEC 61851, ISO 15118 (Plug &amp; Charge / V2G), CCS/CCS2, MCS-D</li><li>Experience with OCPP 1.6, 2.0 and OCPI</li><li>Python scripting chops (bonus points for JavaScript, C++, or similar)</li><li>Familiarity with Wireshark, conformance suites, simulators, and test automation</li><li>A sharp, analytical mind and a knack for solving real-world problems</li><li>You’re just as comfortable in a protoshop as you are in the field</li><li>Extra credit: experience with EVs, energy systems, or charging infrastructural systems</li></ul></div><p><strong>What do we have to offer you?<br></strong>Besides a dynamic (yes we also mean sometimes chaotic) and ambitious environment, we offer a job where your ideas matter and you can truly make an impact! You'll be working with energetic and passionate colleagues who are eager to share knowledge and help you grow both professionally and personally. In our new salary system this position is a Wizard-role with the following primary and secondary conditions. This entails a salary in the range of €4.250 - €4.850 gross per month excluding 8% holiday allowance in May and a 13th month in December. Next to this you receive:</p><ul><li>Enough time to recharge your personal battery with 25 vacation days and 13 additional days off (based on a 40-hour workweek)</li><li>All the tools you need to excel at your job being a phone reimbursement of €25 net and Apple laptop</li><li>Reimbursement of travel expenses at €0,23 per kilometer</li><li>We follow the collective labor agreement Technical Installation Company/ Technisch Installatiebedrijf which includes the PMT pension scheme</li></ul><p><strong>PLEASE NOTE:</strong> We are not a recognized sponsor and therefore cannot recruit outside the EU for this specific position. If you do not have a European passport that allows you to live and work in the Netherlands, we recommend that you apply to a company that is a recognized sponsor. This list can be found at <a href="https://www.ind.nl/">www.ind.nl</a>.</p><p><strong>PLEASE NOTE #2:</strong> Attention all secondment and/or recruitment agencies; we handle recruitment in-house. When we need help, we reach out to our partners who have already been selected. We consider introduced candidates without a signed assignment from Big Ass Battery as an open application. We can approach these candidates directly without the intervention of external parties and there is no payment obligation in any shape or form.</p><div><p><strong><span>About Big Ass Battery </span></strong><strong><span>🔋<br></span></strong>We are Big Ass Battery; a fast-growing scale-up in the premier league of the energy transition. We build energy storage systems at the highest level: from battery cell to complete 10ft battery containers. Big Ass Battery is a Dutch company and we are located in Helmond. We didn't fit in our previous office anymore so that is why we traded up in november 2023 to our new facility of 15.000 m2 and a total surface of 41.775 m2! When you join our team, you not only contribute to the production of batteries, but you also contribute to the growth of a company with big ass ambitions. Our batteries are an important part of the solution to the current challenges we face in the energy transition. For example, you can place a Big Ass Battery at an event location or for charging electric cars. Or on a construction site where a sustainable company wants to use electric excavators and other power tools. Companies can even link a revenue model to the use of the Big Ass Battery. Agricultural companies, for example, use the Big Ass Battery for solar energy storage. In short, plenty of possibilities.</p></div>

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<div id="ember56" class="ember-view organization-about-module__content-consistant-cards-description"><span class="lt-line-clamp__raw-line"><span>Our batteries are the solution for current challenges such as an overcrowded power grid, capacity problems due to waiting lists at grid operators and sustainability in business. Our batteries provide sustainable energy storage and combine high power with a small footprint. In addition, a Big Ass Battery is emission-free, silent and provides you with battery-powered power everywhere. A Big Ass Battery can be placed in different locations. At a construction site or in civil engineering to charge excavators or other electrical tools. The containers can be used at an event location or at a company for charging electric cars. You can also link a revenue model to the use of the Big Ass Battery. Towards an emission-free generation with clean mobile battery power and energy storage.</span></span></div>
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EV Charging Engineer - Interoperability Test

<p><strong>What will you do as </strong><strong>EV Charging Systems Engineer - Interoperability Test<br></strong>At Big Ass Battery, we don’t do boring. We build kickass energy storage systems that power the future — from silent construction sites to off-grid hubs. And now? We want you to help us charge up the next generation of electric machines — excavators, trucks, and everything in between. Acronyms like ISO 15118, CCS2, OCPP 2.0, and OCPI make your heart race (in a good way), you’re in the right place. Forget endless meetings and paperwork — this is hands-on, high-voltage work where you actually make a difference. You will become part of our Test &amp; Integration team and you'll focus on:</p><div><ul><li>Make EVs and our BESS systems talk to each other — safely, reliably, and fast</li><li>Test, implement, and fine-tune interoperability for electric trucks, excavators, and anything else with a plug</li><li>Dive deep into protocols like IEC 61851, ISO 15118, CCS/CCS2, and MCS-D — the stuff that makes charging magic happen</li><li>Develop and run automated tests using your scripting skills (Python heroes, we see you)</li><li>Tame the backend beast with OCPP (1.6, 2.0) and OCPI integrations</li><li>Get out there — perform real-world field testing and debugging at customer sites</li><li>Team up with our rockstar software, hardware, and systems engineers to keep our charging systems bulletproof</li></ul><p><strong>What do we expect you will bring to Big Ass Battery?<br></strong>It won't surprise you, but we are looking for people with positive energy! You get excited about working at a fast-growing company where the future is open and where it is bubbling with ambition. You are curious and innovative and you like to work in a dynamic, fast paced environment. Having a green heart helps too! You recognize yourself in the following profile:&nbsp;</p><ul><li>A Bachelor education in Computer Science, Mechatronics, Electrical or Automotive Engineering or similar</li><li>A solid grasp of EV charging protocols — IEC 61851, ISO 15118 (Plug &amp; Charge / V2G), CCS/CCS2, MCS-D</li><li>Experience with&nbsp;OCPP 1.6, 2.0 and OCPI</li><li>Python scripting chops (bonus points for JavaScript, C++, or similar)</li><li>Familiarity with&nbsp;Wireshark, conformance suites, simulators, and test automation</li><li>A sharp, analytical mind and a knack for solving real-world problems</li><li>You’re just as comfortable in a protoshop as you are in the field</li><li>Extra credit: experience with EVs, energy systems, or charging infrastructural systems</li></ul></div><p><strong>What do we have to offer you?<br></strong>Besides a dynamic (yes we also mean sometimes chaotic) and ambitious environment, we offer a job where your ideas matter and you can truly make an impact! You'll be working with energetic and passionate colleagues who are eager to share knowledge and help you grow both professionally and personally. In our new salary system this position is a Wizard-role with the following primary and secondary conditions. This entails a salary in the range of €4.250 - €4.850 gross per month excluding 8% holiday allowance in May and a 13th month in December. Next to this you receive:</p><ul><li>Enough time to recharge your personal battery with 25 vacation days and 13 additional days off (based on a 40-hour workweek)</li><li>All the tools you need to excel at your job being a phone reimbursement of €25 net and Apple laptop</li><li>Reimbursement of travel expenses at €0,23 per kilometer</li><li>We follow the collective labor agreement Technical Installation Company/ Technisch Installatiebedrijf which includes the PMT pension scheme</li></ul><p><strong>PLEASE NOTE:</strong> We are not a recognized sponsor and therefore cannot recruit outside the EU for this specific position. If you do not have a European passport that allows you to live and work in the Netherlands, we recommend that you apply to a company that is a recognized sponsor. This list can be found at <a href="https://www.ind.nl/">www.ind.nl</a>.</p><p><strong>PLEASE NOTE #2:</strong> Attention all secondment and/or recruitment agencies; we handle recruitment in-house. When we need help, we reach out to our partners who have already been selected. We consider introduced candidates without a signed assignment from Big Ass Battery as an open application. We can approach these candidates directly without the intervention of external parties and there is no payment obligation in any shape or form.</p><div><p><strong><span>About Big Ass Battery </span></strong><strong><span>🔋<br></span></strong>We are Big Ass Battery; a fast-growing scale-up in the premier league of the energy transition. We build energy storage systems at the highest level: from battery cell to complete 10ft battery containers. Big Ass Battery is a Dutch company and we are located in Helmond. We didn't fit in our previous office anymore so that is why we traded up in november 2023 to our new facility of 15.000 m2 and a total surface of 41.775 m2! When you join our team, you not only contribute to the production of batteries, but you also contribute to the growth of a company with big ass ambitions. Our batteries are an important part of the solution to the current challenges we face in the energy transition. For example, you can place a Big Ass Battery at an event location or for charging electric cars. Or on a construction site where a sustainable company wants to use electric excavators and other power tools. Companies can even link a revenue model to the use of the Big Ass Battery. Agricultural companies, for example, use the Big Ass Battery for solar energy storage. In short, plenty of possibilities.</p></div>

EV Charging Engineer - Interoperability Test

About the Job

About the Company

Big Ass Battery

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