Senior RF Systems Engineer
Lead RF system engineering for space communication payloads and manage the RF subsystem lifecycle. The role offers technical ownership and coordination across multidisciplinary teams.
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This job advert was originally written in Spanish.
Experience in EMS (Electronic Manufacturing Services) companies or industrial companies with their own electronic manufacturing line.
Experience with high-reliability products and the Defense, Space, Aerospace, Medical, or Railway sectors.
Knowledge of component intelligence tools, lifecycle/obsolescence management, and electronic market analysis.
Higher Vocational Training in Electronics, Electrotechnical Systems, or similar with demonstrable experience in technical purchasing.
Specific training in Purchasing, Supply Chain, or procurement management is highly valued.
Training in Purchasing, negotiation, or Supply Chain.
Training in obsolescence management and the electronic supply chain is highly valued.
Advanced use of ERP and office tools; especially Excel.
Professional English, with the ability to negotiate and maintain technical dialogue with international suppliers.
Solid knowledge of electronic components: semiconductors, passives, connectors, electromechanical, and common material families.
Knowledge of the electronics supply chain: manufacturers, authorized distributors, specialized suppliers, and brokers.
Ability to interpret Bills of Materials (BOM), Manufacturer Part Numbers (MPN), specifications, and technical documentation.
Knowledge of PCB and PCBA and the main electronic manufacturing processes SMT and THT.
Understanding of SMT line processes and needs: paste printing, SPI, Pick & Place, reflow, AOI, inspection, and testing.
Knowledge of electronic supply concepts: lead time, MOQ, NCNR, allocation, lifecycle, EOL, PCN, and second source.
Ability to manage obsolescence, component shortages, and the search for alternatives in coordination with Engineering.
Knowledge of traceability, storage, and handling criteria for electronic components, including ESD and MSD.
Use of purchasing/procurement ERP and ability to analyze costs and supplier data.
Ability to analyze cost, lead time, quality, and supply risk and convert them into purchasing decisions.
ARQUIMEA is a technology company operating globally, offering innovative solutions and products in highly demanding sectors.
Our sectors of activity are Aerospace, Defense and Security, Big Science, and Fintech.
We are looking for a purchasing technician to manage the purchasing and procurement of components, materials, and services associated with electronic manufacturing, ensuring availability, cost, quality, and lead time, with a special focus on electronic components, PCB/PCBA, and SMT/THT production line needs.
The position will combine negotiation and supplier management skills with technical knowledge of electronics and manufacturing, being able to interpret BOMs, identify components and manufacturers, anticipate supply risks, manage obsolescence, and coordinate alternatives with Engineering, Production, and Quality.
Management of Requests for Quotation (RFQ), negotiation, issuance, and follow-up of orders for electronic components and associated materials.
Purchasing of semiconductors, passive components, connectors, electromechanical components, PCB, PCBA, wiring, and other electronic manufacturing materials.
Management and development of manufacturers, authorized distributors, specialized suppliers and, where appropriate, approved brokers.
Analysis of Bills of Materials (BOM) to identify supply risks, critical components, and cost optimization opportunities.
Monitoring of lead times, committed dates, MOQ, batches, payment terms, and other supply conditions.
Preventive management of shortages, obsolescence, EOL, and PCN, proposing mitigation plans.
Identification of second sources and supply alternatives, coordinating their validation with Engineering and Quality.
Negotiation of prices and commercial terms, seeking compliance with target costs and sustainable cost reductions.
Daily follow-up of critical orders and resolution of supply issues with suppliers and internal areas.
Coordination with Engineering, Production, Quality, Planning, and Logistics to ensure material availability.
Active participation from Purchasing in the industrialization of new products and in the definition of the supply strategy.
Management of purchases related to the electronic manufacturing line: consumables, auxiliary materials, tooling, spare parts, and certain equipment or services.
Evaluation and monitoring of supplier performance in quality, cost, delivery, and responsiveness.
Management, together with Quality, of supplier non-conformities and follow-up of corrective actions when they impact supply.
Up-to-date maintenance in ERP of prices, lead times, MOQ, purchasing conditions, approved suppliers, and other purchasing master data.
Monitoring of purchasing indicators: supplier OTD, PPV/savings, shortages, lead time, cost compliance, and order activity.
Contribution to the continuous improvement of purchasing and procurement processes, oriented towards availability, total cost, and risk reduction.
At least 3-5 years of experience in technical purchasing or electronic component procurement.
Demonstrable experience managing electronic component suppliers and distributors.
Experience working with BOM, MPN, lead times, obsolescence, and supply alternatives.
Experience in electronic manufacturing environments, preferably with direct contact with SMT/THT lines.
Experience in EMS companies or in industrial companies with their own electronic manufacturing is especially valued.
Accustomed to working with highly complex technological products, short and medium series, and environments with high quality and traceability requirements.
Responsible for the correct use of the tools and systems necessary for purchasing management:
ERP / purchasing and procurement management system.
BOM and component analysis tools.
Manufacturer and distributor portals and platforms.
Obsolescence and lifecycle tracking tools, when available.
Office and data analysis tools.
We are looking for a purchasing professional with a clear technical orientation, specialized in electronic components and familiar with real electronic manufacturing processes. The intention is not merely to incorporate an administrative purchasing profile, but a person capable of technically understanding what they buy and anticipating supply risks.
The candidate must move fluently between BOMs, manufacturer references, distributors, lead times, obsolescence, and alternatives, while also understanding how the acquired materials affect SMT/THT processes, product quality, and production continuity.
Experience in EMS companies or industrial companies with their own electronic manufacturing is especially valued, as is the ability to work transversally with Engineering, Production, Quality, Planning, and Logistics. The position requires an orientation toward cost, lead time, availability, traceability, and supply chain risk reduction.
The position is located in our offices in Torrejón de Ardoz (Madrid).
We are looking for curious, creative, persistent, and collaborative people, eager to take action and unafraid of challenges, to help improve the world we live in.
ARQUIMEA is a Spanish deep tech company specializing in aerospace, defense, and advanced engineering. Founded in 2011, it operates across multiple sectors including space systems, UAVs, robotics, and quantum technologies, with a strong focus on research and development. The company designs and manufactures high-tech products for both civilian and military applications, positioning itself as a key player in the European aerospace industry.
With its headquarters in Madrid, ARQUIMEA has a significant presence in Spain, including offices in the Canary Islands (Tenerife), which serve as a hub for space-related activities. The company is known for fostering a multidisciplinary, innovation-driven work culture, often collaborating with universities and research centers. For international professionals, ARQUIMEA offers opportunities in cutting-edge fields like robotics, aerospace engineering, and quantum technologies, but its visibility outside Spain is still relatively niche, making it a good choice for those seeking specialized roles in a growing tech ecosystem.
At ARQUIMEA, we value diversity and inclusion. We do not discriminate on the basis of race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, or any other characteristic protected by law. All candidates will be considered equally based on their skills and experience.
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