Technical skills
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About this role
Sulzer is a leading engineering company with a proud heritage of innovation. Join our global team to grow your expertise and develop innovative solutions that enable a prosperous and more sustainable society.
About the role
Sulzer is a leading engineering company with a proud heritage of innovation. Join our global team to grow your expertise and develop innovative solutions that enable a prosperous and more sustainable society.
As part of the Global IT organization, you will be responsible for installing, maintaining and monitoring Sulzer global network services
Key responsabilities:
- Network Administration & Operations:
- Design, configure, maintain, and upgrade network infrastructure (LAN, WAN, VPN, firewalls, switches, routers).
- Implement network segmentation, VLANs, and routing protocols for optimal performance.
- Monitor network health, set up alerts, and proactively troubleshoot latency or connectivity issues.
- Ensure high availability and redundancy through proper failover and disaster recovery strategies.
- Maintain accurate network diagrams and documentation for compliance and operational efficiency.
- Vulnerability Management:
- Identify and assess network-related security vulnerabilities using industry-standard tools.
- Prioritize remediation efforts, apply patches, and validate fixes to maintain compliance with security policies.
- Collaborate with security teams to enforce network hardening and access control measures.
- Support:
- Provide Level 2/3 support for complex network issues and escalations.
- Take ownership of critical incidents, ensuring timely resolution and root cause analysis. Maintain detailed troubleshooting guides and knowledge base for network operations.
- Project & Continuous Improvement:
- Lead or contribute to network infrastructure projects, including upgrades and new deployments.
- Perform testing and validation for new network implementations to ensure stability and compliance.
- Drive automation and optimization initiatives to improve network efficiency and reduce downtime.
You need to succeed:
-
3–5 years of experience managing Global Network Services, including LAN/WAN/WiFi environments. Bachelor’s degree in Computer Science
- Strong technical background in global network services, network automation, and security‑driven projects (e.g., LAN/WAN segmentation).
- Proactive, flexible, reliable, and solution‑oriented mindset.
- Strong analytical abilities and effective communication skills.
- Team‑oriented with the ability to work independently when needed.
- Fluent in English
What we offer
- you
- -
- A permanent contract.
- A competitive salary as well as participation in the variable remuneration system based on personal and financial objectives.
- Restaurant tickets.
- Be part of an experienced, international team.
- A good vibe working environment.
- Enjoy great office facilities and a perfect location in Madrid Nuevos Ministerios, making your work experience both comfortable and convenient.
- Other fringe benefits.
- International applicants are welcome to apply. No visa or work permit support can be provided for this role.
- Sulzer is an equal opportunity employer. We believe in the strength of a diverse workforce and are committed to offering an inclusive work environment.
- We are proud to be recognized as a Top Employer 2026 in Brazil, Canada, China, Finland, Germany, Ireland, Mexico, Switzerland, South Africa, the UK and the USA.