For our customer ArgenX we are looking for an L2/L3 Network Engineer

Start Date: Asap
Man Days: 110+
Location: Gent
Languages: ENG (NL is a +)
Remote Politics: 2 days per week home office
Contractor needs to have a direct relation with Fujitsu

Overview

We are seeking a highly capable L2/L3 Network Engineer to support enterprise LAN and WAN operations for a global life sciences organization based in Ghent. The role focuses on day-to-day network operations, troubleshooting, and continuous improvement across a multi-site international environment.

The ideal candidate has strong hands-on experience with Palo Alto Networks and Cisco Meraki, and is comfortable operating across both operational (L2) and engineering (L3) levels.

---

Key Responsibilities

• Provide L2/L3 support for global LAN/WAN infrastructure, including offices, labs, and remote users
• Troubleshoot and resolve network incidents across routing, switching, Wi-Fi, VPN, and internet connectivity
• Manage and optimize SD-WAN/SASE environments (e.g., Palo Alto, Meraki)
• Configure and maintain:
  • Routing protocols (BGP, OSPF)
  • Firewall policies (Palo Alto)
  • Meraki MX/MS/MR environments
• Support site deployments and upgrades, including new offices and expansions
• Monitor network performance and proactively identify issues or optimization opportunities
• Collaborate with security, cloud, and infrastructure teams on cross-domain topics
• Maintain documentation, standards, and operational runbooks
• Engage with vendors (e.g., ISPs, integrators) for incident resolution and service improvements

---

Required Skills & Experience

• 5+ years in enterprise network engineering/support (L2/L3)
• Strong experience with:
  • Palo Alto firewalls (policies, NAT, VPNs, troubleshooting)
  • Cisco Meraki (dashboard, SD-WAN, switching, wireless)
• Solid understanding of:
  • TCP/IP, DNS, DHCP
  • Routing (BGP, OSPF)
  • Network segmentation and security principles
• Experience with WAN technologies, internet breakouts, and cloud connectivity
• Proven troubleshooting skills in complex, multi-site environments
• Familiarity with monitoring tools (e.g., Auvik, SolarWinds, Datadog, etc.)
• Comfortable working in an international, business-critical environment

---

Nice to Have

• Experience with SASE platforms (Palo Alto Prisma, Cato, etc.)
• Exposure to cloud networking (Azure/AWS)
• Basic knowledge of QoS, traffic shaping, and application performance
• Certifications (e.g., CCNP, PCNSE, Meraki CMNA/CMNP)

---

Profile

• Hands-on, pragmatic, and solution-oriented mindset
• Able to operate independently while collaborating globally
• Strong communication skills and documentation discipline
• Fluent in English (Dutch is a plus)