Network Engineer

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: 1. 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. 2. 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. 3. 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. 4. 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.

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Additional Information

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.

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