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Head of Network & Infrastructure Services (NIS) (all genders)

Customer Service
Vienna FREQUENTIS AG 07-2025 Full time
Job Introduction
Frequentis Group with headquarters in Vienna is an international supplier of communication and information systems for control centres with safety-critical tasks. Worldwide, more than 500 customers in some 150 countries with more than 45,000 workstations already trust our know-how and proven experience.

Our NIS (Network & Infrastructure Services) experts specialize in the design, delivery, and support of IT infrastructure within the scope of Frequentis delivery and service projects. 
As Head of NIS, you will lead an international team of 15–20 experts in the areas of networking, servers, virtualization, cloud, IT security, and automation. You will drive the team strategy, optimize processes, and ensure the smooth operation and continuous development of the IT infrastructure.
Key Tasks
  • Leadership and Development of the Global NIS Team: Leading and continuously developing an international team to ensure optimal performance and ongoing improvement
  • Resource, Budget, and Strategic Planning: Responsible for efficient resource allocation, budget management, and the development and implementation of a strategic direction
  • Ensuring IT Operations and IT Projects: Ensuring smooth 24/7 IT operations and the successful completion of IT projects aligned with corporate objectives
  • Process and Efficiency Optimization: Analyzing and improving processes to enhance efficiency and effectiveness within the team and the organization
  • Interface with Internal and External Partners: Coordinating and communicating with internal departments and external service providers to ensure the smooth execution of all IT processes 
  • Risk Management & Compliance Assurance: Identifying and managing risks while ensuring adherence to compliance requirements and corporate policies.
Key Qualifications
  • Completed technical or business degree with professional experience in IT operations within complex environments 
  • At least 8 years of leadership experience in international IT teams
  • Extensive experience in managing large, critical IT environments (> 50 servers, multiple data centers) 
  • Broad IT expertise in the areas of networks, virtualization, Linux/Windows, software deployment (Ansible), cloud operations (Azure/AWS), monitoring (Zabbix), and IT security, as well as knowledge of cybersecurity standards and frameworks (e.g. CIS ICS, NIST) 
  • A solid understanding of operational processes in the Frequentis business domains (Air Traffic Management or Public Safety) is desirable 
  • You have strong knowledge of ITIL and project management, are fluent in English (business level), possess excellent German skills, and are willing to travel up to 20%
Our Values
Around 2,400 employees are committed to creating a safer world with their innovative strength and technology orientation. Our culture is based on a working environment characterized by fairness and trust, mutual respect and appreciation. As an international company, we value this diversity and recruit regardless of age, gender, origin, ethnicity, sexual orientation or religion. We value fair and good working conditions, an optimum work-life-balance and offer all our employees equal development opportunities. In doing so, we focus on long-term working relationships in order to keep the valuable know-how of our employees stable.
Benefits

Working at Frequentis means making the world safer every day and offers you long-term career opportunities among profiting from numerous benefits. These include a working time model based on trust, the possibility to work in a home office or remotely, a choice of IT equipment, a public transport ticket for the Vienna core zone or a reserved parking space, an allowance for meals at the office as well as home office reimbursement, the possibility of a sabbatical, a detailed onboarding programme and multiple programmes for your professional and personal development. Find out more on our career website! What is important for you at work? For more information, just ask us and we will be happy to give you a personal overview.


Vertrauensarbeitszeit Betriebsrestaurant  Home Office  Smartphone Public transport subscription  Mentoring  Aus- und Weiterbildung  Fitness und Co 
TRUSTED OFFICE HOME MODERN PUBLIC TRANSPORT / MENTORING TRAININGS
 FITNESS
WORKING HOURS RESTAURANT OFFICE IT-EQUIPMENT PARKING SPACE PROGRAM & CO
Benefits

Working at Frequentis means making the world safer every day and offers you long-term career opportunities among profiting from numerous benefits. These include a working time model based on trust, the possibility to work in a home office or remotely, a choice of IT equipment, a public transport ticket for the Vienna core zone or a reserved parking space, an allowance for meals at the office as well as home office reimbursement, the possibility of a sabbatical, a detailed onboarding programme and multiple programmes for your professional and personal development. Find out more on our career website! What is important for you at work? For more information, just ask us and we will be happy to give you a personal overview.


Vertrauensarbeitszeit Betriebsrestaurant  Home Office  Smartphone Public transport subscription  Mentoring  Aus- und Weiterbildung  Fitness und Co 
TRUSTED OFFICE HOME MODERN PUBLIC TRANSPORT / MENTORING TRAININGS
 FITNESS
WORKING HOURS RESTAURANT OFFICE IT-EQUIPMENT PARKING SPACE PROGRAM & CO
Salary
The remuneration for this position consists of: The collective agreement minimum salary of EUR 70,000 gross per year (based on a 38.5 hour week) PLUS an overpayment in line with the market depending on your professional qualifications and experience. What else is important to you? We look forward to receiving questions from our future #ExpertsForASaferWorld.
Apply now
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Barbara Heinzel

HR Recruiting & Talent Management | +431811502201 | Social media contact

"Let us know why you want to work for Frequentis, why you are interested in a specific position – this will leave a better impression than just sending a standard application."
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At Frequentis we don’t just create innovations,
we create a kind of wonder
to make the world a safer place.
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