Hybrid Senior In-house IT Consultant – Infrastructure & Security

Posted 2 days ago

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About the role

  • You design, install and maintain the network and server infrastructure of the L-mobile Group
  • You plan and implement network segmentation and security measures (firewall, WAF, IPS, MFA)
  • You operate and expand cloud and virtualization platforms (Microsoft Azure, Wortmann TerraCloud, VMware)
  • You are responsible for site connectivity, VPN solutions and endpoint protection
  • You maintain and monitor e-mail systems including security mechanisms (spam filters, SPF, DMARC, DKIM)
  • You work closely with our management team, Head of Development, CISO and external data protection officer
  • You develop and optimize concepts, policies and contingency plans for IT security and data protection
  • You plan budgets and act as the central interface between IT and software development
  • You document system configurations and support audits and internal security reviews

Requirements

  • Completed IT training (e.g., IT specialist, IT technician), degree or comparable qualification
  • At least 3 years of professional experience in network and server administration, ideally 5 years
  • Strong knowledge of network technologies (VLAN, routing, VPN) and IT security
  • Experience with virtualization, storage, backup and cloud infrastructures (Azure, Veeam, VMware)
  • Practical experience with Sophos firewalls, HP/Aruba switches and common IT security solutions
  • Good knowledge of Windows Server administration, basic knowledge of Linux
  • High service orientation, analytical thinking and the ability to work independently
  • Strong communication skills with native-level German and fluent English (C1) written and spoken

Benefits

  • High flexibility: flexible scheduling, mobile work, 30 days of vacation, working time account — you can take compensatory time off for overtime
  • €50 per month tax-free non-cash benefit in addition to salary via the Bonago Card
  • Daily freshly prepared, tasty and subsidized lunch in our company restaurant “Cooki Luki”
  • Freedom and dynamism: owner-managed company with no investor participation
  • A great, diverse team that celebrates successes together and supports each other in challenges
  • Grow beyond yourself: in-house learning & development and individual expert and leadership coaching
  • Additional perks such as ergonomic and modern workstations, JobRad, company and sports events, beverages and fruit, company pension scheme, and more

Job title

Senior In-house IT Consultant – Infrastructure & Security

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Professional Certificate

Location requirements

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