IT Infrastructure Specialist (100%)

About the role

KLK Kolb, a leading European alkoxylation company with about 550 employees and three production sites in Europe, is looking for an IT Infrastructure Specialist for its Hedingen (ZH) site. The role covers the operation and maintenance of servers, networks, firewalls, the PABX and backup systems, with second-level support alongside the IT Service Management Specialist.

Key responsibilities

• Operate and maintain servers (domain, DHCP, DNS, weighbridge application and database, door access control, IT backup, LIMS, DMS) and the PABX system
• Ensure backup and recovery of company data and systems, and manage Windows updates for PCs and servers (WSUS or global tools)
• Manage the network and firewall infrastructure, including troubleshooting and related guides
• Support local business systems and coordinate with application teams and vendors for availability, connectivity and integration
• Provide second-level support and first-level back-up, including installations, repairs, modifications and preventive maintenance, and escalate to vendors when needed
• Manage IT vendors, assets, communication systems, software licences and supplies
• Review and update documentation (specifications, asset records, network diagrams) and take part in IT projects
• Support KLK Group IT standards, cybersecurity, standardisation and compliance, and GMP compliance (signing, deviation reporting, change control)

Required profile

• Bachelor's degree in computer science or business informatics, or an IT apprenticeship (e.g. Informatiker/in EFZ) with further training (e.g. HF), or a comparable qualification
• 3-5 years of experience in IT infrastructure operations, ideally in an industrial or production environment, including vendor management
• On-call duty rotation, occasional travel to EU sites and mutual deputising with the IT Service Management Specialist
• Very good German and English; Dutch is a plus

Required skills

• Windows Server, Active Directory, DNS/DHCP, Group Policies, WSUS or similar patch management
• Virtualisation (VMware, Hyper-V), backup and recovery, basic SQL administration
• Networking (LAN/WAN, VLAN, Wi-Fi), firewalls and IT security
• An advantage: telephony/PABX, Microsoft 365, ERP systems (SAP R3) and their interfaces; Microsoft, Cisco or Fortinet certifications; GMP experience (computerised system validation, change control)

What we offer

• Broad responsibility for the IT infrastructure of a production site with short decision-making paths
• International environment with cross-site projects in Switzerland and the Netherlands
• Training and certifications, with the possibility of growing into deputy to the Lead EU IT Service Management
• Flexible working hours and home office options where operations allow
• Modern employment conditions and attractive social benefits