Senior Infrastructure Engineer H/F

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Apprenez-en davantage sur les tâches générales liées à cette opportunité ci-dessous, ainsi que sur les compétences requises.

Who are we?

A global leader in its markets, Vallourec provides premium steel tubular solutions for the energy sector and other highly demanding applications: from oil and gas wells in extreme conditions to next-generation power plants, as well as bold architectural projects and high-performance mechanical equipment.

In figures, Vallourec is a French industrial group founded in 1890, now listed on the SBF120, with 13,000 employees and revenues of €5 billion. Present in 20 countries, the Group operates across all continents.

Vallourec also includes 40 production units, 380 researchers and technicians, 3 R&D centers, and invests more than €36 million annually in research and development.

Building on its experience in the energy sector, Vallourec is preparing for the future by developing solutions for the energy transition: carbon capture, hydrogen storage, and geothermal energy.

Job Description

This is not a DevOps, SRE or Cloud Engineering role.

We are looking for a hands-on Infrastructure Expert with strong experience across Windows Server, Active Directory, VMware and hybrid infrastructures, able to operate at Level 3 and contribute to architecture and international projects; able to understand and manage dependencies across systems, virtualization, cloud, networking and security domains.

Within the Information Systems Department (VDSI), you will join the Global Infrastructure team in a multi-regional and international environment (Europe, Americas, Middle East, Asia).

You will work in a complex and highly interconnected technical environment, collaborating closely with Infrastructure (InfraOps), Cloud, Network (NetOps), Cybersecurity teams, project teams, and external service providers.

The role covers cross-domain infrastructure (servers, cloud, network, security, identity) and requires a strong ability to understand dependencies between these different components.

As an Infrastructure Expert, you will be responsible for the stability, design, and evolution of IT infrastructures, ensuring alignment with the Group’s global standards.

Key Responsibilities

Activity breakdown

30%: Level 3 support and critical incident management

25%: Solution design and technical integration

15%: Architecture and standardization

15%: Project support and delivery

10%: Continuous improvement and optimization

5%: Technical leadership and knowledge sharing

Core activities

Handle complex and critical incidents, ensuring resolution and performing root cause analysis

Ensure stability, performance, and availability of infrastructure services

Provide Level 3 support to operational teams and external service providers

Design, validate, and implement infrastructure solutions, ensuring end-to-end integration

Ensure consistency across technical components (compute, network, cloud, security)

Contribute to the definition, evolution, and enforcement of architecture standards

Support IT projects from design through to implementation and production

Validate technical solutions and secure deployments

Contribute to problem management and long-term remediation plans

Drive continuous improvement, optimization, and automation initiatives

Propose technical improvements and best practices

Produce and maintain technical documentation (design, architecture, dependencies, integration)

Ensure smooth transition to operations during production rollouts

Cross-functional role

Collaborate with InfraOps, CloudOps, NetOps, and Cybersecurity teams

Work with international and cross-functional project teams

Coordinate with external providers in a managed services model

Ensure global consistency across systems in a multi-domain, multi-region environment

Contribute to technical decision-making regarding infrastructure evolution

Expected deliverables

Architecture and technical design documentation

Incident analysis and root cause reports

Technical validation of solutions and deployments

Infrastructure standards and best practices

Continuous improvement proposals (automat