Linux Administrator

About Capgemini

Capgemini is an international partner in business and technology transformation, dedicated to accelerating organizations' transition to digital and sustainable operations. With a diverse workforce of 340,000 professionals across more than 50 countries and over 55 years of expertise, the company is trusted for delivering comprehensive solutions ranging from strategy and design to engineering. Its capabilities encompass AI, cloud, and data, underpinning strong industry knowledge and a broad partner ecosystem. Globally, Capgemini reported revenues of €22.5 billion in 2023.

Role Overview

We are looking for a skilled Linux Administrator who specializes in migrating OpenShift Container Platform (OCP) clusters from VMware virtual environments to baremetal servers. The successful candidate will bring advanced Linux administration expertise, in-depth knowledge of baremetal cluster engineering, and sound understanding of networking as well as Oracle database contexts.

Key Responsibilities

• Lead the migration process of OCP clusters from virtualized VMware systems to physical baremetal infrastructures.
• Design and deploy scalable, high-performance, and secure baremetal cluster architectures.
• Create automation scripts and tools for system deployment and configuration management.
• Install, configure, and maintain Unix/Linux servers, especially RHEL systems.
• Handle enterprise-grade Linux environments to ensure stability and efficiency.
• Conduct system hardening, patching, and resolve issues supporting high availability requirements.
• Improve system performance and optimize resource allocation.
• Work closely with application teams during deployments, upgrades, and migrations.
• Configure and oversee network elements including switches, VLANs, and routing for baremetal clusters.
• Maintain secure, effective network connectivity between OCP clusters and broader enterprise systems.
• Assist with Oracle database deployment and integration in Linux and OCP settings.
• Collaborate with database administrators to maximize performance and reliability.
• Document migration workflows, architectural designs, and operational procedures comprehensively.
• Develop and enforce best practices regarding cluster management and disaster recovery strategies.

Technical Expertise and Requirements

• Minimum of 5 years of experience in Linux system administration, preferably RHEL or CentOS.
• At least 3 years of hands-on experience with OpenShift Container Platform, including cluster setup and migration.
• Proven skills in baremetal server provisioning and cluster engineering.
• Strong understanding of networking principles such as TCP/IP, VLAN, DNS, and firewalls.
• Familiarity with Oracle database environments and Linux integration.
• Experience with automation tools like Ansible, Terraform, or equivalents.
• Knowledge of VMware virtualization platforms and migration approaches.
• Certification as a Red Hat Certified Engineer (RHCE) or equivalent.
• Competency with Kubernetes and container orchestration beyond just OpenShift.
• Awareness of enterprise-level security and compliance frameworks.

Work Culture and Benefits

At Capgemini, passionate professionals are valued assets. Employees are engaged in challenging and inspiring projects alongside talented colleagues, complemented by great benefits. The company offers flexible work arrangements and dedicates 40 hours annually for professional growth across a wide range of learning options.

Diversity, Inclusion, and Social Responsibility

Capgemini emphasizes diversity and inclusion, encouraging applications from appropriately qualified individuals regardless of gender identity, ethnicity, sexual orientation, religion, ability, intersex status, or age. The company supports various cultural and social events and has active employee resource groups to foster change. It also invests in digital inclusion initiatives and corporate social responsibility programs, including volunteer opportunities.

Environmental Commitment

Capgemini is committed to sustainability, having been recognized on the CDP's "A list" for its dedication to achieving a net-zero economy. The company aims to reduce greenhouse gas emissions per employee and assist clients in adopting sustainable business models.

Ethics and Values

With an 8-year streak as one of the World's Most Ethical Companies, Capgemini's core values include Honesty, Boldness, Trust, Team Spirit, Freedom, Fun, and Modesty. These principles shape the company's culture and business practices.

Join Us

We invite you to bring your full identity to work, explore exciting career possibilities, and contribute positively to clients, colleagues, and communities as part of Capgemini.