Mechanical Engineer

Environmental Test Chambers · Sintra, Portugal

We build the environmental chambers that recreate the harshest cold and the fiercest heat on Earth — deployed in leading institutions worldwide, where no two projects are the same. Engineering the next generation of these chambers, from concept to commissioning? That could be you.

About Aralab

Aralab is a leading manufacturer of environmental chambers and is committed to innovation, quality, design, and social responsibility. We are engineering-driven and hundreds of renowned research institutions and multinational companies have partnered with us for the past 41 years. Our team is currently 100 strong, based at our factory in Sintra, Portugal — just 15 minutes from Lisbon.

Want to fly through our factory?

Your Role

•     Design and develop mechanical assemblies and components for climatic chambers using 3D and 2D CAD (SolidWorks).

•     Produce detailed manufacturing drawings, BoMs, and design specifications.

•     Develop high-end R&D projects with a multidisciplinary mindset, bridging mechanical, thermal, and fluid systems to drive innovation across the product range.

•     Work closely with the other engineering areas and with the company's other departments such as the factory and the sales team to meet customer requirements.

•     Oversee project implementation, ensuring designs meet functional, dimensional, and quality specifications.

About You

•     Bachelor's or Master's in Mechanical Engineering or equivalent.

•     5+ years of experience in mechanical design and development, ideally in industrial equipment or similar engineered-to-order environments.

•     Natural ownership mentality. You don't wait for instructions, you identify problems, propose solutions, and drive them to completion.

•     A full-stack engineer — equally comfortable doing design and project work as rolling up your sleeves and getting hands-on among the machines.

•     Proficient in SolidWorks (3D and 2D).

•     Experience with CAM, FEA, or simulation tools is a plus.

•     Strong knowledge of manufacturing processes (sheet metal, welding, machining, assembly).

•     Good understanding of materials selection, structural design, and thermal insulation principles.

•     Strong analytical and problem-solving skills.

•     Customer-oriented, focused on understanding and delivering on client requirements.

•     Detail-oriented with a structured and methodical approach.

•     Portuguese required; proficient in English.

Why Aralab?

•     Competitive salary, aligned with your experience and delivery capability.

•     Upskill allowance for certifications and events.

•     Clear internal career progression path.

•     Company phone and laptop.

•     Health insurance from day one.

•     Company-wide events and teambuilding activities.

Location and Work Setup

Sintra, Portugal; on-site with occasional supplier/customer visits.