Would you be interested in driving a strategic modernization program for next-gen Datalink observability, monitoring, and provisioning platforms, as part of a brand-new team being built from scratch in Barcelona? From Oxigent Technologies, we are looking for a Senior System Engineer to join a high-impact modernization project with a major integral aviation tech leader, located in Barcelona (Poblenou). In this position, you will play a key role in designing, building, and deploying the software platforms that will transform how Datalink services are monitored, configured, and operated across global infrastructure.What will your main responsibilities be?System Engineering:- Drive the architecture, definition and design of next-generation Datalink Monitoring, Observability, Provisioning, and Configuration Management platforms.- Enforce engineering quality through modern system definition, design practices, observability, and secure-by-design principles.- Participate in technical reviews to ensure high-quality, maintainable, scalable, and supportable solutions.Platform Modernization:- Contribute to the modernization of legacy monitoring and configuration management assets while supporting operational continuity.- Support the definition and design of next-generation Datalink Monitoring and Configuration Platforms, including modern telemetry, alerting, visualization, and operational capabilities.- Ensure proposed solutions are resilient, scalable, and production-ready for long-term platform evolution.- Utilize personal expertise and state-of-the-art AI tools to improve productivity and quality of deliverables.Cross-Team Collaboration:- Work closely with software engineers, architects, product managers, and operations teams.- Foster a culture of collaboration, ownership, and innovation.What will you need to succeed?- Education:



Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.- Years of experience:10+ years of experience as a Senior System Engineer, Senior Software Engineer, or equivalent technical role in complex software or platform environments.- Strong experience with observability and monitoring ecosystems, including Grafana Labs tools such as Alloy, Loki, Mimir (or Prometheus), Grafana, and OpenTelemetry Protocol.- Key Technical Background: Strong background in C# and .NET environments to effectively interface with software engineering teams and platform architecture.- Proven experience in platform or network system integration, monitoring, configuration management, APIs, microservices, and scalable backend systems.- AI Tools: Proficiency in leveraging AI-powered tools for requirements management, static analysis, and documentation generation.- Languages: Fluent / Very High level of English (C1+), to coordinate technical discussions in an international environment.- Nice to Have: Background in Aviation or Telecommunications is a plus.What do we offer?- Contract options: Permanent Contract or Freelance, whichever you prefer.- Competitive Compensation: Payroll / Permanent Contract: Up to 65,000€ gross annual salary / Freelance Rate: Around 400€ / day.- Work Model: Hybrid model (3 days in-office in Poblenou, Barcelona / 2 days remote).- Private Medical Insurance included.- Training Voucher to develop your professional skills in areas of your interest.- Flexible Remuneration Plan applicable to health insurance, meal vouchers, transport, childcare, and training.- Fitness & Sports Pass app access with discounts for gyms and sports activities across Spain.- And many other corporate benefits!We are committed to sustainability, equal opportunity, and fostering talent in a diverse, technology-driven environment.#J-18808-Ljbffr

📌 Senior System Engineer – Observability (C) (Barcelona)
🏢 Oxigent
📍 Barcelona