Product Manager driving secure communications solutions in a highly regulated environment. Collaborating with cross - functional teams to deliver product lifecycle from planning to field adoption.
About the role
- IT Infrastructure & Security Engineer managing and developing network and server infrastructure at L-mobile. Collaborating on security measures and supporting internal audits in a hybrid role.
Responsibilities
- Design, install and operate the internal network and server infrastructure of the L-mobile group, including continuous development
- Plan and implement network segmentation and modern security measures (Firewall, WAF, IPS, MFA)
- Operate and extend our hybrid and multi‑cloud and virtualization platforms (Microsoft Azure, Wortmann TerraCloud, VMware)
- Take responsibility for the secure interconnection of our national and international sites, operate VPN solutions and comprehensively secure all endpoints
- Maintain and monitor internal email systems including relevant security mechanisms (spam filters, SPF, DMARC, DKIM)
- Work closely with management, the Head of Development, the CISO and external data protection officers to help shape the internal IT security strategy
- Create and optimize concepts, policies and contingency plans for IT security and data protection
- Plan budgets and act as the central interface between internal IT and software development
- Document system configurations and support internal audits and security assessments
Requirements
- Completed IT training, a degree or an equivalent qualification (e.g., IT technician)
- Initial relevant professional experience in network or server administration; practical experience is more important than the exact number of years
- Solid knowledge of networking technologies such as VLAN, routing and VPN, and a basic understanding of IT security
- Experience with virtualization, storage, backup and cloud infrastructures, preferably Azure, Veeam or VMware
- Hands-on experience with firewalls, switches and security solutions, ideally Sophos and HP or Aruba systems
- Strong knowledge of Windows Server administration and basic Linux skills
- Very good English skills (C1 level) in speaking and writing and native-level German, as both languages are important for internal collaboration
- High service orientation, strong analytical thinking and an independent, structured way of working
- Strong communication skills and enjoyment of collaborating with internal business units
Benefits
- High flexibility: flexible working hours, mobile working, 30 days of vacation, working time account – overtime can be taken as time off
- €50 tax-free monthly non-cash benefit in addition to salary via the Bonago card
- Freshly prepared, tasty and subsidized daily lunch in our on-site canteen “Cooki Luki”
- Freedom and dynamism: owner-managed company with no investor involvement
- A great, diverse team that celebrates successes together and supports each other in challenging times
- Grow beyond yourself: in-house Learning & Development and individual expert and leadership coaching
- Additional perks such as ergonomic, modern workstations, JobRad (company bike leasing), company and sports events, beverages and fruit, company pension scheme, and more
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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