Join to apply for the Network Administrator (m/f/d) role at SYNLAB International As the European market leader in laboratory diagnostics, the SYNLAB group operates internationally since 2010 with about 24,000 employees dedicated to human medicine.
We are looking for a hands‐on Senior Network Administrator to design, implement, and operate our enterprise network across multiple international sites. The idóneo candidate brings deep expertise in next‐gen firewalls (Fortinet & Cisco Firepower), enterprise switching (Cisco & Juniper), and network automation. You will define network architectures, harden security, and streamline operations via scripting.
Define scalable, secure LAN/WAN/SD‐WAN architectures and standards for global sites
Produce high‐quality HLD/LLD documentation, network diagrams, IP schemas, and security policies
Evaluate and select technologies aligned with performance, security, and cost goals
Fortinet FortiGate and Cisco Firepower (including FMC, policy objects, IPS/IDS, SSL inspection, HA clustering, SD‐WAN)
perform advanced troubleshooting (packet captures, flow analysis, logs)
Maintain firewall and switch gold configs, rule hygiene, and change control (ITIL)
Monitor capacity/performance and proactively remediate risks




Build and maintain automation for configuration, compliance checks, and deployments using Python and/or Ansible
Develop scripts for backup/restore, inventory, API‐based object management (Fortinet/Cisco/Juniper)
Work cross‐functionally with Workplace, Cloud, Security, and Site Operations teams
Mentor junior engineers; 5–8+ years in enterprise networking with multi‐site/global exposure
Proven expertise with Fortinet FortiGate and Cisco Firepower (FMC), policy creation, NAT, VPN (IPsec/SSL), and HA
Solid understanding of network security (segmentation, NAC/802.1X, IDS/IPS, TLS inspection), DNS/DHCP/IPAM, and PKI fundamentals
Automation: proficiency in Python and/or Ansible; Experience operating under ITIL (Change/Incident/Problem) and creating high‐quality documentation
Professional German and English required
Certifications (one or more): Fortinet NSE 4/5/6 (NSE 7 plus), Cisco CCNP Enterprise or CCNP Security (CCIE plus), Security: CompTIA Security+ or CISSP (plus)
Familiarity with cloud networking (Azure)
Exposure to modern NAC (Cisco ISE, Aruba Clearpass), SASE/ZTNA, and wireless (Cisco Meraki, Juniper Mist AI)
Observability tools (SolarWinds, Zabbix, Grafana)

📌 Training Network Administrator (Barcelona)
🏢 Synlab International
📍 Barcelona