Provide support when 1st-level support can no longer resolve issues — from software defects and hardware failures to network problems; subsequently perform root cause analysis
Maintain servers, perform network troubleshooting (e.g., firewall, VPN), and manage user and customer accounts (permissions, policies)
Promote close collaboration with colleagues in Support and Operations, handle escalations, and continuously help improve support processes
Keep our knowledge base up to date and actively contribute to the improvement of internal workflows
Lead as a senior team member and act as a point of contact within the team

Minimum of 3 years of experience as a Support Engineer or in a comparable role within an enterprise software environment
Strong technical expertise in Windows, macOS and Linux, including server environments
Solid understanding of network protocols, IP addressing, subnetting, and network troubleshooting tools, and basic knowledge of database management
Hands-on mentality and a good understanding of SaaS platforms
Strong analytical skills and the ability to maintain composure under pressure
Excellent German and English skills, both written and spoken — minimum C1 level

Unlock your earning potential with a target annual salary of at least EUR 56,000. A higher salary is possible if you exceed the requirements
Benefit from an annual subsidy of up to EUR 461 for public transportation (Linz AG, ÖBB, etc.) to make your commute eco-friendly and hassle-free
Work from our office in the heart of Vienna with excellent public transport connections (U1 and U4) OR from our eco-friendly office campus in Linz, powered by Alpine energy
Use our pool cars and e-scooters for private use as well
Stay fit and have fun with our extensive fitness offerings and monthly yoga classes
Enjoy a flexible work environment with a fixed workstation and up to 3 days of home office (Tuesday and Wednesday are our in-office days)
Become part of the CELUMian community, where we support each other and celebrate together at regular events and on our workations
Bring your sense of humor! We have fun most of the time — seriously, we’re a fun bunch (honest!)

Senior Software Support Engineer – f/m/d

Key skills