Mechanical Design Engineer Defence Vehicle Chassis Development 18260

Senior Mechanical Design Engineer

Semicon Service Nordic AB

Job Description Our client is seeking a highly skilled Senior Mechanical Design Engineer to support advanced chassis development projects within the defense sector. This opportunity offers involvement in the design, development, verification, and continuous enhancement of specialized vehicle platforms operating in a technically demanding environment. The successful candidate will contribute throughout the complete product lifecycle, from concept generation and requirements analysis to engineering modifications, prototype coordination, verification activities, and maintenance of technical specifications. The role requires close collaboration with multidisciplinary teams to ensure successful project delivery and product performance. Key Responsibilities Design and develop chassis-related solutions for specialized defense vehicle applications. Lead and coordinate Engineering Change Orders (ECOs), ensuring design modifications are implemented efficiently and accurately. Analyze technical requirements and participate in the development of innovative engineering concepts. Generate, maintain, and update engineering drawings, models, and supporting technical documentation. Coordinate prototype manufacturing requests and assist in validating design performance through verification activities. Participate in project reviews and technical meetings to monitor milestones, align project objectives, and support delivery targets. Investigate technical deviations, customer-reported issues, and test findings, driving root cause analysis and corrective action initiatives. Provide technical guidance in troubleshooting, deviation management, and engineering problem-solving activities. Review and update defense-specific technical specifications to reflect regulatory changes, platform updates, and product improvements. Work closely with design, testing, and project management teams to ensure seamless execution of development programs. Support continuous product enhancement initiatives and contribute to ongoing development projects. Required Qualifications Degree in Mechanical Engineering, Vehicle Engineering, or a related engineering discipline. Strong background in vehicle or chassis development environments. Mandatory experience working with Scania product development. Demonstrated expertise in design engineering and product development processes. Experience handling technical requirements, concept development, and engineering change management activities. Ability to work independently while maintaining effective collaboration across multiple functions. Strong analytical thinking, troubleshooting, and problem-solving capabilities. Experience contributing to complex technical development projects. Technical Tools & Systems Experience with the following tools and platforms is required: CATIA V5 ENOVIA 3DEXPERIENCE OAS KS PHRASE Preferred Qualifications Previous experience within defense-related vehicle development programs. Fluent Swedish language skills. C Driver's License. Practical knowledge of vehicle chassis systems, including engines, driveline components, axles, frame structures, pneumatic systems, and associated hardware. Hands-on experience working with vehicles, prototypes, testing activities, or workshop environments. Additional Information Location: Södertälje / Stockholm, Sweden Seniority Level: Senior Work Location Requirement: All work must be performed within Sweden. Working Language: English. Education Required Bachelor's or Master's Degree in Mechanical Engineering, Vehicle Engineering, or a related technical discipline. Equivalent technical qualifications with relevant industry experience may also be considered. Driving License Required C Driver's License is considered an advantage. Language Requirement English – Proficient (Working Language) Swedish – Preferred Required Skills Chassis Development Vehicle Product Development Design Engineering Engineering Change Management (ECO) Requirements Analysis & Concept Development CATIA V5 3DEXPERIENCE ENOVIA OAS KS PHRASE Technical Documentation Verification & Validation Activities Root Cause Analysis Problem Solving Preferred Skills Defense Vehicle Development Vehicle Chassis Systems Engine and Driveline Components Axles and Frame Structures Pneumatic Systems Prototype Development and Testing Workshop and Hands-on Vehicle Experience Application Method: Interested candidates can apply by sending their profile to hr@semiconservicenordic.com

Simulation Engineer (Controls) - (All Genders)

STARK

ABOUT US STARK is a new kind of defence technology company revolutionising the way autonomous systems are deployed across multiple domains. We design, develop and manufacture high performance unmanned systems that are software-defined, mass-scalable, and cost effective. This provides our operators with a decisive edge in highly contested environments. We’re focused on delivering deployable, high-performance systems—not future promises. In a time of rising threats, STARK is bolstering the technological edge of NATO Allies and their Partners to deter aggression and defend Europe—today. YOUR MISSION This role demands more than standard simulation engineering. Working in defence technology means operating close to the realities of modern conflict and building simulation environments that must reliably support development, validation, and mission preparation in demanding conditions. The work is challenging, mission-driven, and grounded in real operational needs.  As Simulation Engineer, you will develop and maintain high-fidelity simulation systems that help validate embedded, robotics, and unmanned platforms before they are deployed in the real world. RESPONSIBILITIES * Develop, maintain, and extend simulation environments for autonomous and unmanned systems * Build and integrate physics-based simulation frameworks for robotics, aerospace, and embedded system validation * Design and maintain realistic simulation scenarios for navigation, control, perception, and mission-level behavior * Work with physics engines and simulation stacks to model vehicle dynamics, sensors, actuators, and environmental effects * Support software-in-the-loop, system-in-the-loop, and hardware-in-the-loop testing workflows * Develop and maintain SITL and HITL test setups for embedded systems, autonomy software, and robotic platforms * Integrate simulation environments with ROS2-based autonomy stacks and embedded software workflows * Support validation and testing of guidance, navigation, control, and perception algorithms in simulated environments * Create synthetic test environments for contested, degraded, and GNSS-denied conditions * Develop interfaces between simulators, autopilots, middleware, and edge software systems * Conduct debugging, verification, and performance analysis across simulation and real-system interfaces * Collaborate closely with autonomy, embedded, robotics, and test engineers to ensure simulation supports real development needs * Produce technical documentation, test reports, and analysis of simulation fidelity, limitations, and results QUALIFICATIONS * Strong programming skills in C/C++ and Python * Good understanding of physics, classical mechanics, and system dynamics * Hands-on experience with physics engines and simulation frameworks * Experience with NVIDIA simulation tools and/or open-source simulation stacks * Experience with robotics or unmanned systems simulation workflows * Experience with SITL and HITL testing * Experience integrating simulation with ROS2-based systems * Strong debugging, validation, and testing skills * Good understanding of sensor simulation, actuator modeling, and system interfaces * Experience working with Linux-based development environments * Ability to build reliable simulation pipelines for software development, test, and validation * Structured engineering mindset with strong analytical and problem-solving ability Nice to Have * A university degree in Physics, Aerospace Engineering, Robotics, Mechanical Engineering, Software Engineering, Computer Science, or a related field * Strong background in rigid body dynamics, flight dynamics, multibody systems, control theory, or numerical methods * Experience with NVIDIA Isaac Sim, Isaac Lab, Omniverse, Gazebo, Ignition, AirSim, PX4 SITL, ArduPilot SITL, JMAVSim, or similar frameworks * Experience with GPU-accelerated simulation, rendering, or synthetic data generation * Experience modeling EO, IR, IMU, GNSS, barometer, lidar, radar, or camera sensors * Experience with Monte Carlo analysis, scenario generation, and simulation-based validation * Understanding of aerodynamic modeling, propulsion modeling, and environmental effects such as wind and turbulence * Experience with real-time simulation constraints and hardware interfacing for HITL setups * Experience in autonomous systems, aerospace, UAVs, UGVs, defence systems, or advanced robotics * Familiarity with embedded systems, middleware, and autonomy software stacks * Experience supporting field tests by correlating simulation results with real-world data If you´re interested in building the future of European Defence with us, and you see yourself reflected in the description above, please send us your CV in English. We´re looking forward to meeting you!

Mechanical Design Engineer Door Structure

Alten Sverige Aktiebolag

ALTEN Sweden is now looking for several Design Engineers with expertise in Body in White (BIW) and sheet metal design to join an exciting project in Gothenburg. You will work at the forefront of automotive innovation, contributing to the development of next-generation vehicles by designing and optimizing body structures, primarily focusing on door structures (DIW), and Hang-on-Parts (HOP). In this role, you’ll use advanced CAD tools like Catia V5/V6 to create high-quality designs while collaborating with cross-functional teams to ensure manufacturability and performance. About the role As a Design Engineer, you will play a key role in shaping the future of vehicle design. Your responsibilities will include: Designing and developing body components using Catia V5, ensuring precision and innovation. Working with Teamcenter for seamless product data management and team collaboration. Optimizing sheet metal structures for weight reduction, cost efficiency, and durability. Collaborating with manufacturing and quality teams to ensure designs meet production standards. Contributing to structural analysis (FEA) and tolerance setting (GD&T) to enhance performance and safety. Who You Are We’re seeking a skilled engineer with: Proven experience in BIW (Body in White) and sheet metal design. Strong proficiency in Catia V5 for 3D modeling and surface design. Familiarity with Teamcenter or similar PLM systems. Knowledge of Door Strucutres. A background in the automotive industry. Have an education in mechanical engineering or equivalent experience. Local OEM experience About ALTEN ALTEN is one of Europe’s largest consulting companies within Engineering, IT and Life Sciences with over 54,000 employees in more than 30 countries. We’re a global actor with a local presence with 1400 committed colleagues in offices from Lund in the south to Skellefteå in the north. Our engineers carry out complex and highly technical projects throughout the product development chain of the most prestigious companies in sectors such as Automotive, Aerospace & Defense, Energy, Manufacturing, Public Sector and Life Sciences. For four years in a row, ALTEN has been named one of Sweden’s most attractive employers by Karriärföretagen, an award for employers that offer unique career and development opportunities.