MEMS Electrical Test Engineer

YOUR MISSION We are scientists, doctors, techies and humanity lovers, with the mission of building neuroelectronic interfaces to cure brain disorders. INBRAIN harnesses the extraordinary material properties of Graphene, the world’s thinnest and nobel-prize winning material, to build safe, uninvasive and highly efficient neural solutions. Our mission is to decode and modulate neural networks to improve people's lives As a Senior Advanced Packaging Engineer, you will be the technical architect of metrology, electrical test and data analysis infrastructure. The primary goal is to invent, build and operate the automated test systems required to characterize complex vertical integration processes (advanced packaging, TGV, electromechanical reliability).  You will be at the forefront of bringing advanced healthcare solutions to market, making a tangible difference in people´s lives worldwide. This position will be office-based in Bellaterra.  YOUR PROFILE Main responsibilities: * Test Strategy & Equipment Setup: Define and deploy the test infrastructure required to characterize 3D MEMS process steps thermal bonding, wafer-level packaging, TGV, electrochemical or mechanical reliability testing. Specify, qualify and operate metrology, electrical test, and reliability equipment. * Process Characterization & DOEs: Design and execute structured experiments to characterize 3D MEMS unit processes and integrated flows. Generate the data needed to set process windows, control limits, and acceptance criteria across coupled process steps.  * Data Analysis & Industrialization: Build Python-based data pipelines to analyze high-volume process and test data. Extract yield, Cpk, drift, and failure-mode signatures. Translate findings directly into process and test recipe improvements.  * Hardware & Electrical Characterization: Lead electrical and physical characterization across 3D MEMS structures. Use SMUs, DAQs, oscilloscopes, probe stations, and dedicated MEMS test rigs to measure critical parameters at the required precision.  * Materials & Failure Analysis: Apply materials science fluency, thin films, interfaces, integration physics, to root-cause analysis on failures across, bonding, packaging, TGV interfaces and electromechanical reliability. Feed findings back to process and design teams to drive iterations.  * Cross-Functional Coordination: Work directly with Process Integration, Packaging, Hardware, mechanical and Software teams to align test requirements, hardware specifications, and data infrastructure. Translate 3D MEMS physics into testable specifications across disciplines.  * Industrialization & Scaling: Take prototype test setups out of R&D and harden them for pilot and production. Author SOPs, qualify equipment (IQ / OQ / PQ), and integrate with MES where applicable.  * Continuous Improvement: Identify opportunities to reduce variation, improve test throughput, and tighten the link between process control and electrical / yield outcomes across the 3D MEMS stack. Mandatory Qualifications and Soft skills: * Bachelor’s or Master’s degree in Electrical Engineering, Applied Physics, Materials Science, Microelectronics, or a related field.  * 5+ years in Test Development, Device Characterization, or Yield Engineering within a semiconductor, MEMS, or advanced packaging environment.  * Vertical Integration & MEMS Expertise: Hands-on experience with testing and characterizing advanced packaging architectures, including wafer-level thermal bonding, Through-Glass Vias (TGV) / TSV metallization, and electromechanical reliability.  * Data Science & Scripting: High proficiency in Python (e.g., Pandas, NumPy, SciPy) for complex data analysis, instrument control (SCPI/VISA), and automating high-volume, lot-level data workflows. * Test Equipment & Instrumentation: Hands-on expertise building test setups with SMUs, DAQs, oscilloscopes, and automated metrology tools. Highly capable of debugging signal integrity for low-noise/high-impedance analog measurements.  * Physics of Failure: Deep understanding of semiconductor/MEMS device physics, thin films, and electromechanical integration. Must understand why an interface fails (e.g., CTE mismatch, delamination, voiding) to design accurate test traps.  * Industrialization Track Record: Proven ability to take prototype test platforms out of R&D and industrialize them for pilot or production use, including authoring SOPs and executing equipment qualification (IQ/OQ/PQ).  * Systematic, first-principles approach to problem-solving.  *  A strong instinct for identifying R&D fragility. * Strong written and verbal communication. * Takes full ownership of test strategy, equipment readiness, and data quality.  * Thrives in fast-moving, unstructured deep-tech environments. Nice to have (optional): * Database Architecture: Experience interfacing automated test hardware with Manufacturing Execution Systems (MES) or SQL databases, and building visual dashboards (e.g., Grafana, PowerBI) for tracking yield and Cpk. * Reliability & Environmental Testing: Practical knowledge of accelerated aging models, hermeticity testing (leak rate analysis), and Electrochemical Impedance Spectroscopy (EIS). * Neurotechnology & Mixed-Signal Electronics: Familiarity with high-channel-count analog front-ends (AFEs), custom ASICs, or complex neural electrophysiology signal chains.  * Statistical Process Control: Working knowledge of PFMEA, DOE methodology, SPC, and Cpk-driven process control in regulated manufacturing environments.  * Pilot-to-Production Scaling: Prior experience supporting a deep-tech hardware company through a pilot-to-production transition, including capital tooling and scale-up decisions. WHY US? We are looking for someone who Is ready to proactively bring new ideas to the team, push boundaries, and constantly look for innovation. At INBRAIN we believe in shared success and diverse ways of thinking, here you'll learn, grow, and advance in an innovative culture. WHAT CAN WE OFFER TO YOU?  * A collaborative environment where innovative ideas flourish and teamwork drives us forward. At INBRAIN, we believe the power of collective intelligence is unique. You will be part of a team that thrives on open communication, knowledge sharing and mutual respect.  * Meaningful Work Impact: Our projects are not only exciting and challenging but also have a positive impact on the industry and society as a whole. You'll be part of a team that strives to create meaningful change.  * Cutting-Edge Technology Exposure: Joining us means immersing yourself in the latest technologies and innovative solutions. You'll have access to state-of-the-art tools and resources, fostering continuous learning and keeping your skills relevant in a rapidly evolving industry.  * Competitive salary (according to your experience/skills)  * Internal flexible compensation scheme * Private Health Insurance  * Training bonus for professional development and access to Udemy platform * 23 vacation days per year * Christmas week off * While we offer flexible working modality, because of the nature of this position, this will be an office-based position in Bellaterra. Applications must be submitted in English At INBRAIN, we're not just offering a job – we're inviting you to be part of a transformative journey, Are you ready to transform lives? Join us! #diverseandinclusive  We believe that a diverse and well-balanced workforce drives innovation. At INBRAIN, we foster the inclusion of all people regardless of culture, age, gender, sexual orientation and identity, or any other status

Silex Microsystems is the world’s leading pure-play MEMS foundry, customizing solutions for prominent global clients in industries such as pharmaceuticals, consumer electronics, and automotive. We’re now growing more than ever, and are expanding our Manufacturing organization with new Process Engineer positions in several areas. Read more about Silex here. The Area The area consists of a team of both engineers and service technicians where collaboration is critical to ensure good process stability, tool up-time and continuous improvement. All Process Engineers report to the Area Manager in their area. Wet A fast-paced, varied and unique area where the processes differ a lot: wet-etching, deposition and vapor techniques are used to both remove and build material on our chips. The team consists of five Service Technicians and ten Process Engineers. The role Your overall responsibility is to ensure manufacturing goals are met, together with operators and service technicians. Your days will be a mix of meetings with Product Managers and developing new processes that meet customers' specifications. You will also participate in creating work routines for operators and solving problems that occur in the area, driving improvement projects to enhance our workflow and processes in the area. In this role, you will: Develop, maintain and improve processes. Handle stopped production batches and development material together with process integration engineers (PIs). Be a part of creating/improving the infrastructure for operator training and make sure current routine is available and up to date. Participate in process qualification of new equipment/materials and release to them production. Participate in the startup of new products, review specifications and process flows. Grow into taking responsibility for area equipment, improving the tool uptime, maintain and develop new standardized process modules. Drive improvement projects independently. We are looking for someone who has A master's degree in engineering, specializing in Applied Physics, Chemical Engineering, Material Science, or a related field. At least one year of experience in an engineering role, preferably in production/development environments. The ability to see opportunities for improvement and manage projects to follow through with those improvements in a proactive way. Strong problem-solving skills and the ability to work effectively in a team environment. Strong skills in documentation and quality management. Excellent communication skills in English; proficiency in Swedish is considered a merit. What we offer you An opportunity to work closely with talented and inspiring colleagues in a collaborative environment. A chance to be part of a world-leading company, driving the future of MEMS technology. The ability to engage with cutting-edge innovations that shape global industries and everyday life. The satisfaction of contributing directly to transformative technologies at the industry’s most advanced pure-play MEMS foundry. About Silex Sweden’s Silex Microsystems manufactures mechanical and electrical systems in micro scale, in the form of MEMS chips. MEMS technology makes it possible to produce pressure sensors that are small enough to be injected into the human bloodstream. Silex was founded in 2000, and now has an annual turnover of approximately SEK 1 billion and 350 employees. With around 80 active customers globally, Silex is one of the world’s leading independent MEMS manufacturers. The recruitment process Due to the summer holiday period, the recruitment process will be temporarily paused until mid-to-late August. In the meantime, we encourage you to apply by attaching your CV or LinkedIn profile, and answering a few questions. You do not need to write a cover letter. Our recruitment process is designed to ensure a fair and objective assessment. If you progress through the process, you will first complete a personality and logical assessment, followed by a digital interview with a Talent Acquisition Partner. Next, you will meet with the Area Manager for an in-person Hiring Manager interview, and finally with our VP of Manufacturing for a concluding interview. Before an offer, we also conduct reference checks, a background check, and a drug test. Randomized alcohol- and drug testing is conducted for all of our employees during employment.