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Location
In office (Stuhr)
Seniority
Middle · 3+ years exp

Confirmed on the employer's own hiring board on Oct 1, 2026. First seen by Alion on Sep 30, 2026. GC-Gruppe scores C on the Alion truth index.

Overview
Company
Impact
Profile match
GC-Gruppe is a German wholesale group for building services technology, headquartered in Bremen, supplying installers with sanitary, heating, ventilation, electrical, roofing, industrial and photovoltaic products through a three-tier distribution model. The group unites more than 100 family-run regional partner wholesalers, among them Cordes & Graefe, Gienger and Arens & Stitz, with about 300 locations, 270 ELEMENTS bathroom showrooms and some 20,000 employees in Germany. It hires field and inside sales staff, bathroom sales advisers, truck drivers, warehouse and logistics workers, dispatchers, accountants, IT administrators and backend developers.
Darum geht es konkret:

Verwaltung, Konfiguration und laufender Betrieb von Fortinet-Sicherheitslösungen

Mitarbeit bei der Konzeption und Umsetzung von IT-Sicherheitsstrategien

Durchführung von Schwachstellenanalysen, Sicherheitsbewertungen und Risikobetrachtungen im Netzwerkumfeld

Weiterentwicklung der Firewall-Plattform unter Berücksichtigung aktueller Sicherheitsanforderungen

Einführung lokaler Next Generation Firewalls inklusive SD-WAN

Etablierung von Mikrosegmentierung

Zusammenarbeit mit internen Fachabteilungen und externen Partnern

Erstellung und Pflege technischer Dokumentationen, Betriebshandbücher und Change-Dokumentationen

Das wünschen wir uns:

Abgeschlossene Ausbildung, zum Beispiel als Fachinformatiker (m/w/d) für Systemintegration

Mindestens 3 Jahre Berufserfahrung im Bereich IT-Security und Netzwerktechnik

Tiefgehende Kenntnisse in Fortinet-Technologien

Fundiertes Verständnis von Netzwerksicherheit, Firewalls, IDS/IPS, VPN, SSL Inspection, Web Security, NAC und Endpoint Protection

Kenntnisse in Log-Analyse, Incident Response und SIEM-Lösungen

Ausgeprägte Kommunikations- und Stakeholder-Management-Fähigkeiten

Selbstständige, strukturierte und sicherheitsbewusste Arbeitsweise

Hohe Eigeninitiative und ausgeprägte Problemlösungsfähigkeiten

Offenheit, Teamfähigkeit und die Bereitschaft, sich in neue Themen einzuarbeiten

Du schätzt die Zusammenarbeit vor Ort und bist regelmäßig an unserem Standort in Stuhr bei Bremen präsent

Fließende Deutschkenntnisse zwingend erforderlich (mind. B2-Niveau)

Gute Englischkenntnisse in Wort und Schrift

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