Senior System Architect

**REF: SSA**:
Montbonnot-Saint-Martin or Sophia Antipolis / Permanent

**To support our growth, we are hiring a Senior System Architect**:
REF: SSA

**ABOUT KALRAY**:
Kalray is a European **leader in hardware acceleration**, with full-stack acceleration
expertise: from silicon to complete system.

Our **MPPA® (Massively Parallel Processor Array)** architecture is the foundation of Kalray’s processor (30+ patent families, 15+ years of development) and acceleration cards that combine processing power, flexibility, and energy efficiency.

Our mission is to deliver **open data-efficient hardware accelerators** to power next generation of data-intensive, AI-driven systems and infrastructures. We offer off-the-shelf processors, acceleration cards, and specialized processor development.

With over **130 employees** and presence in France and Romania, Kalray is backed by top-tier investors and publicly listed on Euronext Growth.**You’ll be part of a** pioneering team** that is shaping the future of computing with cutting-edge processor architecture, software-defined solutions, and next-generation acceleration platforms.

We offer a **fast-paced, inclusive, and collaborative environment** where ambitious experienced professionals and young talents can thrive—while enjoying the positive and inspiring lanscape of the Alps or the Côte d’Azur.

**WHAT YOU 'LL BE DOING**:
As a **Senior System Architect**, you will be part of the **System architecture team.** You will perform and supervise architectural studies, to define architecture concepts, unfold system requirements, perform architecture option exploration to specify systems and hardware/software interfaces and track system validation plans (including ensuring that solutions meet requirements).

**Responsibilities**:

- Analyze product requirements to define system-level architectural needs
- Audit and evaluate the existing Kalray architecture, as well as competing solutions
- Explore and assess various architecture options to meet functional requirements, balancing hardware and software constraints
- Design, model, specify, and validate the target system architecture
- Define detailed requirements for each architectural component
- Identify potential risks and implement appropriate mitigation and prevention plans
- Ensure alignment between component specifications and the overall system architecture
- Continuously monitor technological trends to support ongoing architectural improvements

**WHAT WE ARE LOOKING FOR**:
**Skills**:

- Strong system-level understanding of data-intensive processing solutions, such as Networking Data/Control Plane, Machine Learning, Image Processing, or Autonomous Driving algorithms
- Solid background in hardware and/or low-level software development for data processing or embedded systems
- Proficiency in virtualization technologies, including hardware-assisted virtualization
- In-depth knowledge of Linux kernel internals and mechanisms
- Experience with high-performance packet processing middleware (e.g., DPDK)
- Familiarity with data-intensive processing architectures based on CPUs, DSPs, or GPUs
- Understanding of advanced virtualization techniques, including SR-IOV and hardware acceleration support
- Exposure to architecture simulation and design space exploration tools (a plus)
- Experience in requirements and specification management (a plus)
- Strong leadership in organizing and managing cross-functional technical teams
- Excellent communication and reporting skills

**Profile**:

- Engineering degree or PhD in Embedded Software, Systems Engineering, or a related field
- 5+ years of experience in software or hardware development for complex systems (e.g., heterogeneous multi-core SoCs, high-performance data processing systems)
- 5+ years of experience in software/hardware architecture definition for embedded systems or data-intensive, HW-accelerated server platforms
- Experience in low-level software optimization (performance or power), or working with DPDK/SPDK-based solutions (a plus)
- Knowledge of SoC architecture performance and power efficiency analysis
- Familiarity with virtual platform modeling using SystemC (a plus)
- Experience in datacenter-related markets (e.g., storage controllers, initiators, smartNICs) (a plus)
- Knowledge in cybersecurity analysis for SoC architectures (a plus)
- Curious, autonomous, and detail-oriented
- Fluent in French and proficient in technical English
- Strong team spirit and collaborative mindset**CONTRACT INFORMATION**:

- Type of contract: Permanent contract
- Starting date: As soon as possible
- Location: Montbonnot St Martin or Sophia Anrtipolis
- Competitive salary based on your skills and experience
- Entitlement to free shares plans (RSU)

**WHAT WE CAN OFFER YOU**:

- Competitive salary & performance-based RSU (free shares)
- Hybrid work model
- Additional paid leave (RTT)
- Meal vouchers (Edenred)
- Premium health coverage (Malakoff Humanis)
- Sustainable mobility incentives
- Gene