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Kyndryl

Managed IT infrastructure and cloud services

Linux Administrator

System AdministrationConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • HBO-level education or equivalent working and thinking level, preferably with completed ICT-related education.
  • Relevant work experience in Linux or infrastructure administration, with technical knowledge of datacenter and infrastructure environments.
  • A relevant Red Hat certification, such as Red Hat Certified System Administrator (RHCSA).
  • Demonstrable knowledge of Red Hat Enterprise Linux, preferably also other distributions, and experience with Linux servers in enterprise environments, including installation, configuration, troubleshooting, systemd, networking, storage, filesystems, DNS, SSH, and permissions management.
  • Experience with patch and lifecycle management of Red Hat Enterprise Linux, including version upgrades, migrations, and decommissioning, using Red Hat Satellite or comparable tooling, including within virtual infrastructure such as Nutanix, VMware, or Hyper-V.
  • Knowledge of Linux security and hardening, including SELinux, sudo, SSH hardening, and access management.
  • Scripting and automation experience with Bash, Python, and Ansible, and knowledge of ITIL 4 for incident, change, and problem management.
  • Fluent Dutch, Dutch nationality, and a Dutch passport; willingness to undergo screening by the MIVD (VGB). The employer will provide guidance through the screening process.

Responsibilities

  • Administer and maintain Linux systems and platforms, including Red Hat Enterprise Linux and Ubuntu.
  • Manage configuration, hardening, logging, monitoring, networking, and security.
  • Monitor performance, capacity, availability, and stability, and identify improvements.
  • Plan, test, and implement security and regular updates as part of patch management.
  • Perform operating-system version updates and upgrades, and guide migrations to new Linux versions.
  • Carry out lifecycle management so systems are replaced, migrated, or upgraded in a timely manner.
  • Handle incidents, outages, and changes and implement lasting solutions.
  • Support users and colleagues with incidents, vulnerabilities, and security risks.
  • Investigate platform architecture and security as needed, and assist infrastructure teams with complex issues.
  • Automate administration tasks using Ansible, Bash, Python, or other tools.
  • Contribute to projects such as automated virtual-machine deployment, configuration management, Infrastructure as Code, and role-based access control.
  • Improve standardization, security, and manageability of the Linux infrastructure.

Desired Qualifications

  • A Red Hat Certified Engineer (RHCE) certification.
  • Experience with Red Hat Satellite and/or Red Hat Insights, and Ansible Automation Platform for automating Linux administration.
  • Knowledge of Infrastructure as Code, such as Terraform, and container technologies such as Podman, Docker, Kubernetes, or OpenShift.
  • Experience with monitoring, logging, and performance analysis of Linux systems, and knowledge of networking and security principles in enterprise Linux environments.
  • Linux administration experience in cloud and hybrid environments.
  • Preferred knowledge of Ubuntu in addition to Red Hat Enterprise Linux.

About the Company

Kyndryl

Managed IT infrastructure and cloud services

Kyndryl provides managed IT infrastructure services for large enterprises, helping them run and modernize their technology environments. Its offerings cover cloud adoption, cybersecurity, security operations, and digital workplace services, all delivered under long-term managed-service contracts. The company works by partnering with major technology providers (including Microsoft) to offer integrated, end-to-end solutions, often complemented by a new security operations center (SOC) and other security capabilities. This focus sets it apart from competitors through scale, enterprise-grade governance, and a history rooted in IBM’s infrastructure services, now independent but aligned with large technology partners. The goal is to support digital transformation by providing reliable, scalable, and secure infrastructure management that enables enterprises to operate efficiently and securely in a cloud-enabled world.

Company size
10,001+
Company stage
IPO
Headquarters
New York City, New York
Founded
2021

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