Jobs / Cuculus GmbH

Senior IT Infrastructure & Cloud Engineer (m/f/d)

Cuculus GmbH · Leipzig, SN, Deutschland
Leipzig, SN, DeutschlandFull timeOnsite
Remuneration
50% subsidy for the Germany ticket, bike leasing, company pension scheme, and capital-forming benefits
Location
Leipzig, SN, Deutschland
Visa sponsorship
Not specified

Job summary

Own and improve IT infrastructure while leading the transition from VM-based hosting to Microsoft Azure. The role combines cloud architecture and migration with Linux and Docker operations, Jira Cloud and Microsoft 365/Entra ID administration, operational security, and infrastructure automation using tools such as Terraform, Bicep, Ansible, PowerShell, Bash, and Python.

Benefits

Flexible working hoursWorkation option of up to four weeks per year50% subsidy for the Germany ticketBike leasingCompany pension schemeCapital-forming benefitsStructured onboarding and a buddy

Qualifications

  • Several years of experience in IT infrastructure, systems administration, cloud engineering, or IT operations.
  • Degree in computer science or a related field, or equivalent qualification.
  • Hands-on Microsoft Azure experience, including Azure VMs, networking, storage, monitoring, backup, Entra ID, RBAC, and security controls.
  • Experience planning or executing cloud and infrastructure migrations.
  • Strong Linux administration experience, preferably with Ubuntu, Debian, or Red Hat-based systems.
  • Practical experience with virtualization, Docker, networking, DNS, TLS certificates, SSH, firewalls, and backup systems.
  • Strong understanding of patch management, least-privilege access, secrets management, vulnerability remediation, and secure system design.
  • Experience administering Jira Cloud and integrating it with other systems using APIs, webhooks, or automation.
  • Familiarity with Microsoft 365 and Entra ID.
  • Experience with scripting and automation using Bash, PowerShell, Python, Terraform, Bicep, or Ansible.
  • Good English skills.

Responsibilities

  • Lead migration of selected virtual machines and services to Microsoft Azure.
  • Design and maintain Azure networking, virtual machines, storage, identity, monitoring, backups, access controls, and cost management.
  • Establish infrastructure-as-code and automation using Terraform, Bicep, Ansible, PowerShell, Bash, or Python.
  • Maintain Linux servers, virtual machines, Docker environments, and internal services.
  • Manage operating system upgrades, security updates, patching, hardening, and lifecycle processes.
  • Monitor infrastructure health, capacity, availability, backups, performance, and vulnerabilities.
  • Establish backup, restore, disaster recovery, and business continuity procedures.
  • Administer Jira Cloud projects, workflows, permissions, roles, automations, integrations, marketplace applications, and licenses.
  • Support Microsoft 365 and Entra ID administration, including identity, access, MFA, RBAC, and integrations.
  • Maintain secure connectivity, DNS, certificates, VPNs, firewalls, reverse proxies, and internal network services.
  • Support security monitoring, logging, incident investigation, vulnerability remediation, and operational security controls.
  • Provide advanced technical support and escalate complex infrastructure and access issues.
  • Document systems, dependencies, maintenance procedures, architecture decisions, and recovery processes.
  • Coordinate with vendors and external service providers.

Skills

AnsibleAzureBashBicepConfluenceDebianDockerGitLabJiraKeycloakLinuxPowerShellPythonRHELTerraformUbuntuBackstageElasticsearchFluent BitFluentdGitHub ActionsGitLab CIGrafanaIAMKibanaKubernetesLogstashOpenTelemetryPrometheus

Certifications

Azure certificationsAtlassian certifications

Degrees

Degree in computer science or a related field, or equivalent qualification

Languages

English

Work schedule

Full-timeFlexible working hours

Industry

UtilitiesElectricityWaterGas

Contract length

Permanent

Relocation

No