Senior Systems Engineer at Fluidics to Moleculent

Blykalla AB

What we do at Blykalla Blykalla is a Swedish deep-tech company at the forefront of the nuclear industry, pioneering the development of small modular reactors that provide clean, safe, and reliable energy. Thanks to lead-cooling, we achieve high safety in a very compact format, allowing for a simple and cost-effective design that can be mass-produced. Our unique reactor design will provide safe and green baseload energy that perfectly complements solar and wind power. Are you a skilled mechanical engineer with a passion for solving complex design challenges? Do you enjoy hands-on engineering work in a fast-paced environment where your contributions have real impact? Join Blykalla, Sweden's pioneer in next-generation nuclear energy, as a Senior Mechanical Design Engineer. What you’ll get to do As a Senior Mechanical Design Engineer, you will work as a key technical contributor in the design, analysis, and development of mechanical systems for our SMRs. The role is strongly hands-on and focused on detailed mechanical design, engineering analysis, and close collaboration with colleagues across disciplines. You will thrive in this role if you: Enjoy deep technical work and hands-on mechanical design. Take ownership of your deliverables and see them through to completion. Question assumptions and continuously seek better engineering solutions. Are comfortable working in an agile, fast-moving environment. Value open, respectful communication and teamwork. Key Responsibilities Design and develop mechanical components and systems for SMR applications, from concept through detailed design. Produce detailed 3D CAD models, drawings, and technical documentation. Interpret, implement, and trace requirements throughout the design process. Critically evaluate results from mechanical, thermal, and fluid analyses and iterate designs accordingly. Support prototyping, testing, and design verification activities. Collaborate with R&D, safety, and manufacturing teams to ensure robust and compliant designs. Ensure designs meet applicable industry standards, safety requirements, and quality processes. Communicate technical progress and design decisions within project teams. Who’ll you’ll get to work with The Senior Mechanical Design Engineer sits in the engineering team within Blykalla, and reports to the Mechanical Engineering Manager. We are a diverse team that is passionate about our work and Blykalla. Who you are You will be part of a highly skilled engineering team with a strong sense of ownership and curiosity. To succeed in this role, we believe you bring the following: Required: Bachelor's or Master's degree in Mechanical Engineering or a related field. 8 or more years of experience in mechanical design engineering, with a strong focus on 3D CAD and design of large-scale components. Broad mechanical engineering expertise spanning design and manufacturing. Experience working in regulated industries with structured engineering processes, safety regulations, and quality requirements. Strong problem-solving skills and attention to detail. Excellent communication and collaboration skills. Fluency in spoken and written English. Considered a merit: Experience from the nuclear industry, including familiarity with nuclear codes and standards (e.g. ASME, RCC) and nuclear quality assurance processes. Experience with FEM simulations and/or thermal or fluid simulations (CFD). Experience with risk assessment methods such as FMEA. Fluency in Swedish.

ANTS Akademiskt Nätverk av Tekniska Studenter AB

At Sigicom, we develop market-leading measurement technology within construction and infrastructure. Our sensor systems monitor vibration, noise, dust, and temperature across some of the world's most demanding infrastructure projects – from metro tunnels to bridges and buildings. Since 1981, we've combined deep technical expertise with close customer collaboration, and today we're a global company operating across seven countries. We're now looking for a Senior Electronic Design Engineer to help shape the next generation of our INFRA system and contribute to our vision of becoming the world leader in measurement solutions. About the Role You'll join a development team of nearly 30 engineers covering software, hardware, firmware, mechanical engineering, automation, and testing. We work in an agile setup with Scrum and cross-functional product teams, moving naturally between your core discipline and the teams driving individual products forward. Within the electronics group, you'll work across the full product lifecycle – from concept and schematics through PCB layout, industrialization, and manufacturing. Product development is driven by close dialogue with our customers, and you'll collaborate regularly across the organisation. What You'll Do Develop and maintain schematics, select components, and lead PCB design and layout Build digital hardware solutions with a focus on low-power design Design analogue circuits for precision measurement Develop power supply solutions for battery-operated systems What We're Looking For You're technically curious and driven to keep developing. You value continuity and are motivated by seeing a product through from idea to finished solution. To thrive in this role, we also believe you are open, pragmatic, and bring fresh thinking. We also believe you have: At least 8 years of experience in electronics design and development Strong background in both digital and analogue electronics Hands-on knowledge of RF and wireless communication technologies Experience with EMC, compliance, and relevant certifications Familiarity with testing and an aptitude for programming Ability to work independently and manage technical documentation with care Fluency in English is required; Swedish is a strong plus. What We Offer Sigicom is a stable, privately owned company with an open and welcoming culture, where people genuinely thrive and tend to stay. Our success is built on our people, and we strive to offer a modern and flexible work environment, an inclusive company culture, and a focus on individual development. Our HQ is in Älvsjö, just south of Stockholm, where most of us are based. We work closely with colleagues across our offices in France, the UK, Denmark, the Netherlands, Canada, and the US. We offer a hybrid setup and a strong benefits package. Apply Does this sound like a role for you? We review applications on a rolling basis, so don't hesitate to reach out today. Please note that we'll be on vacation during weeks 29–32 and will be in touch after that. For questions, contact Johanna Ottosson at johanna.ottosson@ants.se.

OHB Sweden AB

OHB Sweden is a leading Swedish supplier of space systems. We develop, build, test and commission satellites and subsystems for a wide range of missions - including communications, Earth observation, and space research and exploration- serving both institutional and commercial customers within and outside Europe. As a Senior Systems Engineer, you will be responsible for defining and justifying the mission's Ground Segment Architecture, leading specification and requirements definition activities while actively contributing to procurement and the management of contractor developments. You will play a pivotal role within the Flight Operations Team by planning, executing, and optimizing satellite operations, maintaining spacecraft health, leading real-time anomaly responses, and guiding a small team of engineers. Consequently, your technical scope will include defining onboard failure detection autonomy, drafting flight procedures and user manuals, and planning and leading ground-based System Validation Tests (SVT). Collaborating closely with internal teams and external partners to deliver robust solutions, this dynamic position demands strong leadership, exceptional communication skills, and the proven ability to thrive in a fast-paced environment. It is desirable that you have a solid technical background in one or more of the following spacecraft engineering areas: Data handling/Software Ground Segment Attitude and orbit control / Orbital mechanics TT&C Required Qualifications Bachelor’s or Master’s Degree in Aerospace Engineering, Systems Engineering, or related field At least 5 years of experience in satellite system or subsystem engineering Fluent in the English language, both spoken and written Excellent interpersonal skills and communications capabilities Strong understanding of TT&C, flight dynamics, and ground segment architecture Experience with anomaly detection, root cause analysis, and recovery procedures Legal authorization to work in Sweden Added advantageous qualifications: Experience with ESA programs and projects or other large international collaborations Familiarity with scripting or automation tools (e.g., Python, Bash). Knowledge of CCSDS & ECSS communication protocols Experience of work in Mission Control during critical phases Ability to work in a fast-paced environment and manage multiple priorities We’re looking for a proactive team player who learns quickly, provides technical guidance to colleagues, and can also work independently. Strong problem-solving skills, initiative, and a pragmatic approach are essential - focusing on achieving the right balance of quality and timely delivery. If you’re ready to be part of our journey and contribute to complex and exciting projects, we’d love to hear from you!