Team Leader IT & Security Operations (all genders)

At Quantum Technology Laboratories GmbH (qtlabs), we are at the forefront of innovation in optical and quantum-based communication technologies. Our team develops cutting-edge quantum key distribution (QKD) systems and optoelectronic solutions for space and terrestrial applications. Based in Vienna, our center of excellence drives technological advancements that secures communication around the world. 

Build and defend the IT backbone of a growing deep-tech scale-up.  

We are looking for a technically strong, pragmatic and resilient Team Leader of IT & Security Operations, with the ability to take operational ownership of the IT environment, maintain a reliable and secure infrastructure, lead the internal IT team and ensure that technical security requirements are consistently implemented.  

The role requires someone who can balance operational stability, security, business requirements and available resources while maintaining clear documentation, structured processes and transparent escalation of risks and deviations. The role sits at the intersection of operational IT execution and strategic governance requirements, translating security, compliance and management objectives into practical, scalable and secure IT operations and working closely with the CISO and management.

We are looking for a technically experienced and hands-on leader with a strong operational mindset and the ability to manage IT in a structured, reliable, accountable and security-conscious way. You are accountable for: 

• A reliable, scalable hybrid IT environment (on-premise infrastructure combined with cloud services where it makes sense)
• Stable and well-maintained on-prem systems, networks, and workplace infrastructure
• Ensure clear and enforceable IT processes, standards, and documentation, as well as continuous improvement across all IT domains
• Efficient IT service delivery and user support across the organization
• Prioritization and workload management in a resource-constrained environment
• IT budget ownership (planning, cost control, vendor and supplier management)
• Leading and developing a small internal team and coordinating external IT service providers
• Defining and executing a pragmatic IT roadmap aligned with business, growth, risk and compliance needs
• Ensuring implementation of and compliance to security policies and governance requirements

Core Responsibilities  

• Leadership & Team Development
• Operational IT Ownership (hands-on where needed)
• IT Governance, Processes & Documentation
• Security, Compliance & ISMS Enablement
• Infrastructure & Workplace Management
• Service Delivery & Support Oversight
• Stakeholder Communication & Alignment
• Translation of business, governance and security requirements into effective IT solutions

You are technically credible, structured and ownership-driven able to lead, prioritize and enforce standards in a fast-growing environment. 

• Proven experience leading and developing a small IT/infrastructure team
• Experience managing IT budgets and external vendors
• Strong understanding of IT operations and governance + ITIL-aligned service management
• Microsoft 365 expertise and identity/endpoint fundamentals, comfortable in Apple environments
• Incident ownership experience incl. root cause analysis and improvement measures
• Solid understanding of networks (topologies, routing, tunneling/VPN)
• Solid Linux administration understanding (operations, patching, hardening), including environments used in specialized technical or IKT systems
• Strong prioritization skills and pragmatic communication style
• Comfortable working in hybrid environments (on-prem + cloud)
• Fluent English; German is an advantage

Nice-to-Have:  

• Experience in maintaining reliable technical documentation and providing evidence for audits and assessments
• Automation (PowerShell/Bash), scripting mindset
• Configuration management (Ansible/Puppet)
• Experience with cloud infrastructure providers and scaling IT in a growing company
• Docker / modern deployment patterns
• Exposure to ISO 27001, NIS2
• Site-to-Site VPN, 802.1X, segmentation concepts
• SIEM/EDR familiarity (e.g., Microsoft Defender/Sentinel) 

• A rare opportunity to build and shape the IT backbone of a growing deep-tech scale-up
• High level of ownership and autonomy
• A highly competent, engineering-driven work environment
• Security-critical technology with real-world impact
• Competitive compensation (depending on experience)
• Modern workspace with hybrid options
• Balanced work-life integration for our employees
• Great Italian espresso
• Humorous and friendly work atmosphere 

The minimum gross salary for this position is € 4.208,81 per month (based on full-time employment) in accordance with the collective agreement. However, there is a willingness to offer a higher salary depending on experience and qualifications. 

Quantum Technology Laboratories GmbH is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees! 

We are engineers, scientists and builders. We respect substance over titles.  

If you want to build and defend something meaningful and do it properly, we would like to speak with you. 

Apply now and help shape the future of secure global communication.