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Senior System Engineer (Cloud & Security)

Experienced Senior System Administrator with more than 15 years of expertise in managing complex IT infrastructures. Strong focus on Windows, Linux and virtualization en…

Usually within 24h (business days).
Anonymised profile – details after NDA/on request.
Senior System Engineer (Cloud & Security)

Executive snapshot

  • Experience: Ca. 15+ Jahre relevante Berufserfahrung in IT-Infrastruktur, Systemadministration, Cloud- und Virtualisierungstechnologien
  • Seniority: Senior
  • Work mode: Ja, bevorzugt Hybrid oder Vollzeit Remote
  • Availability: Nach Absprache
  • Region: Deutschland / EU
  • Focus: IT-Infrastruktur, Cloud, Cybersecurity, Medizin/Pharma

At a glance

Profile ID
DP-04535
Role
IT Infrastructure Specialist, Cloud Engineer, DevOps Engineer, IT Security Administrator
Seniority
Senior
Experience
Ca. 15+ Jahre relevante Berufserfahrung in IT-Infrastruktur, Systemadministration, Cloud- und Virtualisierungstechnologien
Work mode
Ja, bevorzugt Hybrid oder Vollzeit Remote
Availability
Nach Absprache
Region
Deutschland / EU
Languages
Deutsch: C1, Englisch: C2
Engagement models
Festanstellung, Projektarbeit
Indicative rate
Nach Absprache

Short profile

Experienced Senior System Administrator with more than 15 years of expertise in managing complex IT infrastructures. Strong focus on Windows, Linux and virtualization environments as well as hybrid cloud architectures. Skilled in Microsoft 365 administration, identity and access management and security policies. Proficient in automation, monitoring and ensuring stable enterprise operations. Offers extensive knowledge in network, firewall and server environments.

Focus (domains)

IT-InfrastrukturCloudCybersecurityMedizin/PharmaMedicalSecurityManagementSystemadministrationCloud EngineeringInfrastrukturmanagementVirtualisierungNetzwerkadministrationIT-SicherheitDevOps

Core skills

Windows ServerActive DirectoryLinux Server AdministrationVMwareVirtualisierungNetzwerkFirewallIT-Support (2nd/3rd Level)MonitoringBetriebPowerShell ScriptingMicrosoft 365 Administration (Entra IDExchangeTeamsConditional AccessSecurity PoliciesIdentity & Access Management)Automatisierung administrativer Prozesse

Tools & technologies

Windows ServerActive DirectoryLinuxVMwareMicrosoft 365Entra IDExchangeTeamsAzureKubernetesDockerTerraformAnsibleJenkinsBashGitlabHyper-VProxmoxGithubSonarqubePowerShellPRTG

Track record & project highlights

Operation and optimization of hybrid Microsoft 365 environments including Entra ID, Exchange, Teams and Conditional Access. Administration and enhancement of Windows and Linux infrastructures with high system availability. Setup, operation and migration of virtualization environments using VMware, Hyper-V and Proxmox. Automation of administrative processes using PowerShell, Bash and DevOps tools such as Ansible, Jenkins and Terraform. Management of more than 100 servers in virtualized enterprise environments. Implementation of security measures, network design and firewall administration. Deployment and operation of server landscapes, Exchange and SharePoint environments as well as various Linux distributions.
Interested? We can share details quickly (NDA-ready) — just request the profile.