Netzwerkadministrator (w/m/x)

opta data · German: C1 · Health Care · Health Insurance & Benefits · 21 days ago
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Salary
≈ $46k – $120k per year (Estimated)
Location
In office (Essen)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 7, 2026. opta data scores B on the Alion truth index.

Overview
Company
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Profile match

opta data

Opta data is a German provider of billing software and services for healthcare providers, handling invoicing and financing for medical suppliers and other service providers. It hires back office clerks for receipt preparation and healthcare billing, account managers for medical aids, network administrators and commercial controllers. The company is headquartered in Essen, Germany.
optadata.de · HQ: Essen, Germany · Revenue Cycle & Medical Billing · Financial Software & Embedded Finance · 1001-5000 employees
Tech stack of opta data
  • Planung, Aufbau, Betrieb und Weiterentwicklung unserer LAN- und WLAN-Infrastruktur auf Basis von Aruba(CX-Switching, Access Points, Controller/Central)
  • Administration und Härtung unserer Cisco-Firewalls (Firepower/FTD, FMC) inkl. Regelwerk, NAT, IPS und Zugriffsrichtlinien
  • Konzeption und Betrieb von VPN-Lösungen- Site-to-Site (IPsec) sowie Remote Access für mobiles Arbeiten
  • Design und Pflege von Netzsegmentierung, VLAN-Konzepten und Routing (statisch, OSPF)
  • Umsetzung von Netzwerkzugangskontrolle (802.1X, RADIUS/NAC, Cisco ISE) und WLAN-Sicherheit (WPA3-Enterprise)
  • Monitoring, Kapazitätsplanung und Performance-Optimierung der Netzwerkinfrastruktur
  • Analyse und Behebung komplexer Störungen als 3rd-Level-Ansprechpartner:in
  • Dokumentation, Standardisierung und Automatisierung von Netzwerkkonfigurationen und Betriebsprozessen
  • Fachliche Begleitung von Projekten, z. B. Standortanbindungen, Netzwerkerneuerungen oder Security-Initiativen
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