Senior Network & Security Engineer

MILES Mobility GmbH

Job

In this role, you design secure network infrastructures and manage cloud environments to ensure seamless operations while optimizing protection of sensitive data through zero-trust access and firewalls.

Job summary

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Job technologies

Your role in the team

  • You own the network and security posture of our platform end to end: the cloud environments our services run in, the connections between vehicles, offices (VPN), back-office systems (Admin-Tools), and the controls that keep customer and payment data safe.
  • Our product runs on the street around the clock.
  • Your work keeps it reachable, keeps the wrong people out, and makes every change to the network reviewable and reversible.
  • Design, build and run our cloud networks: VPCs, routing, DNS, load balancing, private connectivity and zero-trust access for staff and services.
  • Own identity and access: single sign-on, multi-factor authentication, roles and least-privilege access across cloud, tools and application systems.
  • Harden the platform: firewall and WAF policy, TLS and certificate lifecycle, secrets management, host and container baselines.
  • Führen Sie das Schwachstellenmanagement vom Scan bis zur Behebung durch und leiten Sie die Reaktion auf Sicherheitsvorfälle mit klaren Berichten.
  • Behalte alle Netzwerk- und Sicherheitskonfigurationen als Code, die durch CI überprüft und bereitgestellt werden.
  • Monitor for abuse and outages, and set alerting that wakes people only when it should.
  • Support audits and customer security questionnaires with evidence that already exists.
  • Effektiv einsetzen und nutzen von KI-Agenten.

Our expectations of you

Qualifications

  • Deep networking fundamentals: TCP/IP, DNS, TLS, routing, VPN and firewalls, on a public cloud and on physical office networks.
  • Practical experience with one major cloud provider's networking and IAM, and with infrastructure as code such as Terraform or OpenTofu.
  • Identity engineering in practice: OIDC and SAML Single Sign-On, MFA rollout, role design and access reviews.
  • Security operations: vulnerability scanning, log analysis, incident handling and clear post-incident write-ups.
  • Comfortable with Linux, containers and CI pipelines, and able to read code in at least one language.
  • Working knowledge of GDPR and of what a security audit such as ISO 27001 asks for.
  • Fluent in English and eligible to work in Germany.
  • Zero-trust access tooling and web application firewalls in front of public services.
  • Secrets management and workload identity between CI and cloud, with no long-lived keys.
  • Sicherung von Zahlungsflüssen und Kartendaten sowie die damit verbundenen Compliance-Arbeiten.
  • Daily use of AI coding agents, reviewing their output like any pull request.
  • A valid driving licence (EU category B or equivalent).

Experience

  • 5+ years of managing production networks and security for an online service, with on-call experience.
  • Experience in mobility, logistics, IoT or another product with devices in the field talking to a backend.

What we offer

  • This position is Berlin based.

Benefits

Work-Life-Integration

Topics you will work on

Job locations

About your employer

MILES Mobility GmbH is the leading car-sharing provider in Germany and also offers long-term rental car subscriptions. The company is committed to ensuring that mobility is shared, sustainable, and accessible to everyone. A portion of the revenue is invested in regional and social projects through partnerships and charitable activities.

Company type
Startup
Work model
Onsite, Hybrid
Industry
Logistics, Transportation
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Senior Network & Security Engineer

MILES Mobility GmbH