Open Ran Hardware Engineer

Would you like to be part of our new adventure? Vodafone Group launched its new technological HUB in 2021, an international center of excellence dedicated to research and development of technical solutions, such as Secure Networks, 5G and 6G development, Open RAN, IoT, MPN & MEC and UCC for Vodafone Business, platforms and enterprise solutions.

This vacancy is part of VOIS Spain, legal entity part of Vodafone Group.

Come and join us to create the future together
- Design and verify open source and proprietary IP hosted on FPGA and ASIC devices Open RAN DU/RU platforms
- System-level simulation of 5G systems and specific hardware-oriented algorithms with mathematical tools and behavioural models (C/C++, Matlab/Simulink, etc.)
- Integrate photonic components and optical beamforming networks into hardware architectures for enhanced signal fidelity and bandwidth.
- Develop standardized HW/SW interfaces to simplify multi-vendor inter-operable solutions for DU/RU
- Deliver energy-efficient hardware modules validated through both simulation and on-board measurements.
- Deliver microelectronics innovation
- Develop, evaluate, implement, and maintain processes, tools, training, and technology related to the company’s approach to model-based systems engineering.
- To participate in Agile projects building the required solutions.
- To ideate, develop and deliver chip development projects that allow Vodafone for differentiation.
- To design and implement APIs and data modelling on the different interfaces defined by O-RAN ALLIANCE

**What you bring**:

- Bachelor’s in Telecom, Electronics, EE, CS, or related with hands-on experience
- Experience in Digital Predistortion & Power Amplifier modeling
- 1+ yr in hardware design/verification on FPGA (incl. RFSoC) platforms
- 1+ yr in 5G/4G RAN, strong in PHY layer & protocol stacks
- Advanced Open RAN knowledge
- Strong in VHDL, Verilog, HLS (Intel, AMD) & FPGA/chip design flows
- Deep knowledge of 5G test tools/processes
- Expert in Interface Definition Languages & abstraction mechanisms
- Embedded real-time development & timing-critical scheduling
- Hardware precision optimization (fixed/custom floating point)
- Familiar with 3GPP, GSMA, O-RAN, ONAP standards & orgs
- Plus: photonics, optical signal processing, beamforming networks
- Skilled in modern hardware design/verification practices
- Experience in model-based systems engineering
- Experience in Digital Predistortion algorithms for linearizing RF transmitters & Power Amplifier architectures (Doherty, LMBA, GaN-based, LDMOS-based, etc.) validation
- Familiarity with linearity-efficiency trade-offs and envelope tracking techniques
- Interpreting KPIs such as efficiency, gain, EVM, and output power
- Familiarity with O-RAN interfaces (e.g., Open Fronthaul) and interoperability testing
- Understanding of RU system architecture and its interaction with DU/CU layers
- Keysight lab equipment (spectrum analyzers, signal generators, power supplies, etc)
- Strong communication, teamwork, analysis & problem-solving
- Fast-paced team player
- Advanced Process Engineering & planning skills

**Benefits**:

- Hybrid work model
- Bonus on top of the gross salary.
- Meal voucher (Ticket Restaurant), additional to gross salary.
- Flexible working hours from Monday to Thursday, and an intensive schedule on Fridays.
- Intensive Summer Schedule during July and August.
- Up to 20 days per year of 100% remote work from other locations.
- Private Health and Life Insurance for employees.
- 25 vacation days, plus December 24th and 31st off.
- Optional Pension Plan.
- Access to an online learning platform for continuous training

**#LI-Hybrid**:
REF: 264189

**Why Vodafone?**:
At Vodafone, we are dedicated to fostering a diverse and inclusive work environment. We take pride in our commitment to providing equal opportunities to individuals of all backgrounds and abilities. We firmly believe that diversity includes a spectrum of experiences, and we welcome and support individuals with functional diversity.

Our mission is to create an accessible workplace where all team members can thrive, regardless of their unique abilities or challenges. We are committed to making reasonable accommodations to ensure that everyone can fully participate and excel in our organization. We value the unique perspectives and talents that individuals with functional diversity bring to our team and consider them an integral part of our success and innovation.

We recognize and celebrate the importance of diversity and inclusivity in our workplace so that we are as diverse as the customers and communities we serve. We do not tolerate any form of discrimination especially related to but not limited to race, colour, age, veteran status, gender identification, sexual orientation, pregnancy, ethnicity, disability, religion, political affiliation, trade union membership, nationality, indigenous status, medical condition, HIV status, social origin, cultural background, s