Thun
System Administrator C5I
- 07 September 2026
- 100%
- Permanent position
- German (Fluent), English (Intermediate)
- Thun
About the job
Around 3000 employees from RUAG and RUAG Real Estate make a significant contribution every day to the security of Switzerland. They ensure that the Swiss Army as well as other operational and security organisations can fully perform their tasks at any time.System Administrator C5I
100
Thun
What you can achieve
- Operate, maintain and further develop security-relevant ICT systems and services of the Swiss Army
- Management of client/server infrastructures with Windows and virtualised environments
- Ensure software distribution, installations on specific environments as well as maintenance windows
- Coordinate releases and deployments with application managers and software suppliers
- Participate in incident management (2nd and 3rd level support)
- Ensure and update system documentation, instructions and checklists
What you bring with you
- Education or higher vocational training in the field of computer science, alternatively career changer with comparable professional experience in ICT specialist application operation
- Profound knowledge in software and operating systems, especially Windows and Windows Server
- Experience with PowerShell scripts in application and operational environments
- Good knowledge of the ITIL process landscape and preferably experience with agile methods
- Independent personality with strong communication and organisational skills
- High customer and service orientation as well as sensitivity to user needs
- Very good German skills and English skills (level B1-B2) are an advantage
- Military career as a senior non-commissioned officer or officer is an advantage
Do you not meet all the requirements one hundred percent? Apply anyway. We are always looking for talented and motivated people who want to enrich our team. We place great value on diversity and equal opportunities and our goal is to build a diverse team in which everyone can fully develop their personal strengths. We especially encourage all people, regardless of their gender, who may have concerns about taking a position in an army-related environment, to apply.
About the division
The Business Area C5I of RUAG MRO Holding AG supports the Swiss Army in the implementation of ICT projects with a specific focus on the Cyber Command. This is your chance to contribute to highly secure and sovereign IT systems. Over the past eight years, we have grown from a small "start-up" with zero employees to over 260 employees and offer a unique, dynamic environment. Here you can work at the forefront of the digitalisation of the Swiss Army. Do you want to contribute to the security policy environment? Then you are exactly right with us. We work agilely and consistently follow the DevSecOps model. With the C5I Campus, we have created an innovation space for highly secure IT systems and offer the most attractive workplaces. For professional information, David Zumbrunnen, Head of ICT System Administration C5I, is happy to assist you: Tel. +41 79 609 64 63 | Email david.zumbrunnen@ruag.ch
Your benefits
Salary and benefits
We offer you a performance-oriented and market-appropriate salary, 13 monthly salaries as well as generous bonuses and allowances. Together with other benefits, this results in an attractive overall package.
We place great importance on our employees finding a healthy balance between work and private life. Therefore, among other things, we offer flexible working hours and home office options.
Flexible working
Discounts
At RUAG you benefit from discounts in the areas of mobility and catering. In addition, you benefit from attractive offers on our benefit portal and have fleet discounts with various renowned car brands.
Advancement and training opportunities
It is important to us to promote and develop the potential of our employees. Through training, courses and further education, we support them in continuously expanding their skills to achieve their professional goals.
Leisure activities
Our employees are close to our hearts. That is why we give them a day off on their birthday, offer a diverse sports programme and the possibility to take additional days off with a salary deduction in addition to the annual holiday entitlement.
Your contact person
Frank Haugwitz
Director Sourcing C5I-Campus
recruiting-c5i@ruag.ch