Senior System Validation Engineer

About us  Graphcore is one of the world’s leading innovators in Artificial Intelligence compute. It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across every industry.  As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies. Together, they share a bold vision: to enable Artificial Super Intelligence and ensure its benefits are accessible to everyone.  Graphcore’s teams are drawn from diverse backgrounds and bring a broad range of skills and perspectives. A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation.  Job Summary  We are seeking an experienced Senior UEFI Engineer to design, develop, and deploy UEFI-based firmware for Graphcore’s hyperscale AI server platforms.  This role focuses on developing system firmware responsible for platform initialization, hardware configuration, and reliability features across large-scale data center deployments.  The Team  Graphcore is a globally recognised leader in Artificial Intelligence computing systems. The company designs advanced semiconductors and data centre hardware that provide the specialised processing power needed to drive AI innovation, while delivering the efficiency required to support its broader adoption.  The Firmware Engineering team develops the foundational firmware responsible for platform initialization, hardware configuration, and system reliability across Graphcore’s AI compute infrastructure.  The team collaborates with silicon engineering, hardware design teams, BMC firmware teams, validation engineers, and platform architects to enable reliable server platform bring-up and operation.  Responsibilities and Duties  * Design, develop, and deploy UEFI-based firmware for hyperscale server platforms.  * Collaborate with ODM partners throughout the design lifecycle from concept to mass production.  * Integrate UEFI firmware into CI/CD pipelines enabling automated builds, regression testing, and static analysis.  * Develop firmware functionality supporting platform initialization including CPU, memory, PCIe, and system interconnects.  * Implement system firmware security features including root of trust, secure boot chains, and signed firmware updates.  * Develop platform firmware features supporting server reliability, availability, and serviceability (RAS).  * Build firmware interfaces supporting telemetry, firmware updates, and system management capabilities.  * Collaborate with hardware, BMC, security, and validation teams to ensure full platform integration.  * Debug and perform root cause analysis for firmware and hardware issues across lab and production environments.  Candidate Profile  Essential  * Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related discipline.  * 6+ years of experience developing UEFI or BIOS firmware for server platforms.  * Expertise with UEFI, TianoCore, and firmware architecture design.  * Strong experience developing firmware solutions for hyperscale or cloud data center environments.  * Strong programming skills in C/C++.  * Deep understanding of DDR memory training, cache coherency protocols, and PCIe subsystems.  * Strong knowledge of server platform architecture including power delivery, thermal management, sensors, and FRUs.  * Experience implementing CI/CD pipelines for firmware development.  * Experience debugging system firmware using logic analyzers, JTAG, GDB, and similar tools.  Desirable  * Experience developing UEFI firmware for ARM-based server platforms.  * Experience with EDK II codebase development and upstream contribution.  * Experience working with ODM/JDM partners on server platform development programs.  * Experience delivering firmware for hyperscale cloud deployments and production environments.      USA Benefits In addition to a competitive salary, Graphcore offers flexible working and a comprehensive benefits package designed to support your health, wellbeing and financial future. Our benefits include medical, dental and vision coverage, Flexible Spending Accounts (FSAs), Health Savings Accounts (HSAs), disability and life insurance, a 401(k) retirement plan, commuter benefits, wellness services and an Employee Assistance Programme (EAP). We welcome people of different backgrounds and experiences; we're committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.

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!