Hybrid Senior IT Systems Engineer, Linux, Networking

Posted 10 hours ago

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About the role

  • Senior IT Systems Engineer responsible for managing hybrid IT infrastructure in Zürich. Collaborating across teams to ensure efficient cloud and on-prem systems integration.

Responsibilities

  • Take end-to-end ownership of critical IT infrastructure spanning on-premises, network, and cloud platforms.
  • Design, implement, and operate internal IT systems across hybrid on-prem and cloud environments.
  • Lead modernization initiatives, including cloud migrations, automation, identity integration, and infrastructure consolidation.
  • Own and evolve Linux-based platforms, storage, and virtualization layers, along with associated automation in a hybrid environment (cloud-first, with limited on-prem footprint).
  • Architect and implement cloud platforms (Azure primary; AWS/GCP secondary), including landing zones, governance, identity integration, and infrastructure-as-code (Terraform) with CI/CD pipelines.
  • Build and maintain monitoring, alerting, and logging capabilities in collaboration with Security and Operations teams.
  • Ensure business continuity and disaster recovery capabilities meet defined RTO/RPO targets through documented and regularly tested processes.
  • Maintain and optimize network connectivity, including peering relationships with upstream autonomous system providers.
  • Collaborate with Platform, Product, Security, and Business Application teams to design solutions, reduce complexity, and improve performance across core systems.
  • Troubleshoot complex, cross-domain issues spanning network, OS, virtualization, identity, and cloud layers.
  • Participate in an internal on-call rotation as required (upon Mission Control NOC certification).

Requirements

  • 7+ years of experience in IT engineering, systems/network administration, or platform engineering.
  • Strong expertise in Linux platform management at scale (Ubuntu, RHEL, SUSE, or comparable).
  • Proven experience with Azure and cloud platforms (governance, IAM, automation).
  • Hands‑on experience infrastructure-as-code and automation (Git, Terraform, Ansible, scripting in Python, Shell, PowerShell).
  • Solid understanding of networking fundamentals (routing, firewalls, VPN, DNS, DHCP, etc.).
  • Experience with hybrid environments, including on-prem infrastructure (e.g., VMware, storage, datacenter operations).
  • Ability to operate across disciplines (infrastructure, security, automation) and take end-to-end ownership of solutions.
  • Strong collaboration and communication skills, including the ability to work effectively with non-engineering stakeholders.
  • Fluency in English; additional languages a plus.
  • Valid Swiss work authorization (no sponsorship required).

Benefits

  • Health insurance
  • Professional development opportunities

Job title

Senior IT Systems Engineer, Linux, Networking

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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