DevOps / Systems Engineer – Clever Cloud On‑Prem Deployment & Operations

Sopra Steria

Leudelange, Esch-sur-Alzette, Luxembourg (Remote)RemoteCompetitiveAdded yesterdayMidPermanentRemote: Remote

English Required Infrastructure & cloud Business development Mid-senior level

Sopra Steria·Leudelange, Esch-sur-Alzette, Luxembourg (Remote)

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DevOps / Systems Engineer – Clever Cloud On‑Prem Deployment & Operations

Sopra Steria

Requirements

Qualifications

Technical Skills

Strong expertise in KVM/QEMU and Linux (lightweight or customised distributions)
Proven experience with automation and orchestration tools (Ansible, Terraform)
Development or scripting experience in Python and/or Go
Hands‑on experience with Apache Pulsar and Nexus Repository
Solid understanding of air‑gapped architectures
Knowledge of distributed storage solutions (Ceph, GlusterFS)
Experience with system hardening and secure environments

Soft Skills

Ability to work effectively under pressure (e.g. priority incident handling)
Strong collaboration and communication skills
Pedagogical mindset for documentation and knowledge sharing
High level of rigor in operational procedures and documentation management

Expected Experience

At least 3 years of experience in system administration and/or virtualisation
Experience with on‑premise cloud platform deployments (Clever Cloud, OpenStack or equivalent)
Experience in sensitive or regulated environments is a strong advantage

Additional Assets

Familiarity with European institutional or large‑scale infrastructure environments
Security certification (e.g. ISO 27001) or experience with security and compliance audits

Working Environment

Agile team, with ad‑hoc coordination (no fixed weekly meetings)
Technically demanding environment with high security and availability requirements
Strong focus on automation, reliability and documentation

Benefits

Additional Information

As a member of one of Europe’s largest digital solutions providers, you’ll benefit from extensive career development opportunities, both local and international. At the Sopra Steria Academy, you’ll be part of a dynamic network of 56,000 professionals at all stages of their careers. With a wide array of offices to explore, you can find your ideal location and take the next step in your career.

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Sopra Steria is an equal opportunity employer. All qualified applicants will be considered for employment without regard to age, ancestry, nationality, color, family or medical leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, gender (including pregnancy), sexual orientation or any other characteristic protected by applicable local laws, regulations and ordinances. We foster a work environment that is inclusive and respectful of all differences.

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Company Description

Sopra Steria is Europe's leading digital solutions provider, employing over 56,000
employees in 30 countries. We provide tailored, end-to-end corporate technology
and software solutions. We leverage our digital tools and market expertise to help
our clients make bold choices and deliver results. Our commitment to innovation,
collaboration and value in business development is why we're the preferred
technology partner of Europe's most successful companies. The world is how we
shape it, so let's shape it together.

Job Description

Context

As part of a high‑scale European digital transformation programme, you will contribute to the deployment of a Clever Cloud platform in an on‑premise, air‑gapped environment within our data center.

This role focuses on ensuring the stability, security, automation and operational robustness of the platform, as well as its integration with existing technical environments.

You will be involved from Proof of Concept (PoC) through production rollout, within a highly secure and constrained infrastructure context.

Main Mission

Lead the technical deployment of the PoC, followed by the industrialisation and production rollout of the Clever Cloud platform.

You will be responsible for automation, supervision and long‑term operational maintenance of the core components, including KVM, Apache Pulsar, Nexus Repository and a customised operating system.

Key Responsibilities

Infrastructure

Install, configure and optimise physical servers, KVM hypervisor, and customised Linux operating systems
Ensure performance, availability and resilience of the on‑premise infrastructure

Automation & Orchestration

Design, develop and maintain automation scripts and API agents for virtual resource orchestration
Contribute to Infrastructure as Code practices using Ansible, Terraform and scripting languages (Python and/or Go)

Network & Security

Design and implement an isolated (air‑gapped) network architecture
Configure firewall rules and secure internal data flows (Pulsar, Nexus)
Apply system hardening and security best practices

Image & Repository Management

Administer Nexus Repository: storage, versioning, lifecycle management and deployment of "gold images"

Operational Integration

Integrate the platform with existing operational processes:
- Monitoring
- Backup
- Incident and problem management
Contribute to operational readiness and platform stability validation

Documentation & Knowledge Transfer