This job was automatically translated to English.

Requirements

What we're looking for

Education in Computer Engineering, Mathematics, Physics, Artificial Intelligence, or a related field.
4 to 6 years of experience in DevOps / Platform Engineering roles in real SaaS or B2B environments.
Solid experience with AWS, OVH Cloud and Linux administration (Ubuntu/Debian).
Mastery of Terraform and building CI/CD pipelines (GitHub Actions / GitLab CI / Jenkins).
Experience with Docker/Docker Compose in production and load testing (JMeter/Locust).
Financial acumen (FinOps) and practical knowledge of applied cybersecurity.
Self-taught person, eager to learn and continuously improve, staying up to date with the latest techniques and tools in the sector.
Proactive and results-oriented attitude, with effective communication skills and teamwork.

Nice to have

Knowledge of the National Security Scheme (ENS).
Use of Kubernetes (K3s, EKS) and experience with IoT / Smart Cities platforms.

WHY LIBELIUM? You will be part of a dynamic, growing company in full international expansion.

You will receive a Welcome Pack and go through an onboarding process so you have everything clear from day one.
We are pioneers in the IoT and Digital Twin sector internationally.
You will be able to grow personally and professionally alongside the Libelium team.
EFR Measures - Balance, flexibility, and responsibility for the team:
Teleworking 3 days, 2 days in office (Hybrid) in Spain
Professional development through training, certifications, and performance evaluations.
25 days of vacation, improving upon the collective agreement
Collective bridge days
Flexible schedule
Summer: Intensive schedule, with the possibility of working from 7 AM to 3 PM
Summer: Full weeks of teleworking with supervisor approval.
Summer: Teleworking from a second residence or communicated location (Spain)
Coffee and fruit service in the office at no cost to the team.
Office locations at WTC Zaragoza and Urban Center Murcia with all kinds of services nearby.
Teaming team that organizes leisure activities.
Competitive salary: Fixed + Variable + Flexible compensation.
Employee club with Happy Tickets: discounts on services and establishments.
User-friendly employee portal with all the information you need on a daily basis.
And much more...

The role

At Libelium we develop iris360, the core multi-tenant SaaS/On-Premise platform for IoT, Digital Twins and European Data Spaces deployed in more than 50 cities and public administrations (UNDP, Asturias DXC, Cartagena).

We are looking for a Senior DevOps / Platform Engineer to lead the product infrastructure. Your goal will be to professionalize and automate multi-cloud (OVH + AWS) and on-premise deployments, creating replicable templates, defining the observability strategy and providing cost optimization (FinOps) and baseline security expertise.

What you'll do

Infrastructure and IaC: Design, isolate and provision environments (PRE, PROD, On-Premise) using Terraform and CI/CD pipelines, eliminating manual processes.
Performance and Load Testing: Set up external stress environments (JMeter / Locust), define system degradation metrics and build the Performance Matrix (TIER vs Capacity/Cost relationship).
Observability: Implement the monitoring and alerting stack (Prometheus, Grafana, Loki/ELK) and define the strategy for on-premise environments with limited connectivity.
FinOps & Optimization: Define cost-efficient instance types before freezing deployment templates and set up spend alerts per client/project.
Applied Security: Apply basic instance hardening, secrets management (Vault/AWS Secrets Manager), network segmentation, and functional alignment with the ENS (National Security Framework).

About Libelium

Libelium is a Spanish technology company specializing in IoT (Internet of Things) hardware and software solutions. Founded in 2006, it provides wireless sensor networks, IoT gateways, and a cloud-based platform for data management and analytics, serving sectors like smart cities, agriculture, and environmental monitoring. The company is recognized in the IoT industry for its Waspmote sensor platform and its focus on enabling digital transformation through connected devices.

Libelium is headquartered in Zaragoza, Spain, and has a strong local presence, with its operations and development teams based there. The company's work culture emphasizes innovation and technical expertise, making it an attractive option for international professionals interested in IoT, software engineering, and B2B sales. With a growing portfolio of platform-based solutions, Libelium offers opportunities for those looking to contribute to the IoT ecosystem in Spain, though its scale is relatively small compared to global tech giants.

Founded: 2006
Employees: 50–200
Headquarters: Zaragoza, Spain
In Spain: Zaragoza
Website: https://jobeax.com/link/nLx6pXkDYZL5qiCq

Good to know if you are moving

Libelium is based in Zaragoza, a mid-sized Spanish city with a lower cost of living compared to Madrid or Barcelona, offering a more relaxed lifestyle.
The company works in the IoT sector, providing opportunities to work on hardware and software solutions for smart cities, agriculture, and environmental monitoring.
As a Spanish company, Libelium offers a chance to work in a local environment with a focus on engineering and product development, though English may be used in technical roles.
The company has a global reach, with deployments in over 100 countries, which can provide international exposure despite its Spanish base.
Zaragoza is well-connected by high-speed rail to Madrid and Barcelona, making it easy to travel for work or leisure.

In their own words

About the company & team

At Libelium, we develop innovative technological solutions based on data through digital twins, often enriched with local information captured by our IoT devices. Our technology enables smart cities to optimize decision-making, and critical infrastructures to improve their efficiency and security through advanced environmental monitoring, such as in the case of electric power transmission.

Our IoT devices connect the physical world with the digital one through our space ♾️iris360, driving sustainability, productivity, and datacratization in companies and cities across more than 120 countries.

We firmly believe that data is the new language of communication between governments, companies, and citizens, facilitating the creation of a positive impact on the planet.

🎯 Our MISSION is to help companies and cities harness the full potential of IoT to build a more competitive, sustainable, and datacratic society.
👁 Our VISION is to be leaders in the design of comprehensive, precise, robust, secure, and environmentally friendly IoT products and solutions, collaborating with the best professionals.
💎 Our VALUES are the people who make up Libelium, committed to developing professional solutions to face global challenges and improve our society.

All open roles at Libelium

DevOps Engineer

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