Senior Inhouse IT Consultant (m/f/d) Infrastructure & Security

Location: Sulzbach an der Murr / Hybrid

• You develop, install, and maintain the network and server infrastructure of the L-mobile group of companies.

• You plan and implement network segmentation and security measures (firewall, WAF, IPS, MFA).

• You manage and expand cloud and virtualization platforms (Microsoft Azure, Wortmann TerraCloud, VMware).

• You are responsible for the network connection between sites, VPN solutions, and endpoint security.

• You support and monitor email systems, including security mechanisms (spam filters, SPF, DMARC, DKIM).

• You work closely with our management, the head of development, the CISO, and an external data protection officer.

• You create and optimize concepts, policies, and emergency plans in the areas of IT security and data protection.

• You plan budgets and act as a central point of contact between IT and software development.

• You document system configurations and provide support for audits and internal security checks.

• Completed IT training (Fachinformatiker:in, IT-Techniker:in), university degree, or comparable qualification.

• Minimum 3 years of professional experience in network and server administration, ideally 5 years.

• In-depth knowledge of network technologies (VLAN, routing, VPN) and IT security.

• Experience with virtualization, storage systems, backups, and cloud infrastructures (Azure, Veeam, VMware).

• Practical experience with Sophos firewalls, HP/Aruba switches, and standard IT security solutions.

• Good knowledge of Windows Server administration, basic Linux knowledge.

• High customer orientation, analytical thinking, and independent work style.

• Strong communication skills with native-level German and fluent written and spoken English (C1).

• High flexibility: individual working time planning, remote work, 30 days of vacation, working time recording – overtime can be compensated!

• Monthly tax-free benefit of €50 as a material benefit in addition to your salary via the Probonio app (multi-benefit platform).

• Daily freshly prepared, delicious, and subsidized meals in our own company restaurant "Cooki Luki".

• Freedom and dynamics: owner-managed company without investor involvement.

• An excellent, diverse team that celebrates successes together and supports each other in challenging situations.

• Go beyond yourself: internal training and development as well as individual coaching for experts and managers.

• Additional benefits such as ergonomic and modern workplaces, JobRad program, company and sports events, drinks and fruit, company pension scheme, and much more.

• You can find an overview of all benefits here!

As part of the L-mobile Group with over 300 employees worldwide, we have been a well-known IT system integrator since 2010, accompanying numerous medium-sized companies on their digital transformation journey.

Our recipe for success: the combination of high-performance networks and individually developed server infrastructure – tailor-made, scalable, and future-proof.

We specialize in IT security and infrastructure, as well as Microsoft cloud solutions. Furthermore, we work with leading software manufacturers for document management and desktop systems, as well as VoIP.

Would you like to become part of L-mobile infrastructure? We develop your individual strengths and personal goals with our internal training and development program. Exciting tasks, the latest technologies, and a great team await you!

Apply now

Elena Zielaff HR Manager L-mobile solutions GmbH & Co. KG Im Horben 7 71560 Sulzbach an der Murr recruiter contact