Systems and Network Engineer - contract-to-hire, Rueil-Malma …, Rueil-Malmaison

Systems and Network Engineer - contract-to-hire, Rueil-Malmaison, IDF - France Contract | Comgent | France

Posted On 05/12/2026

Job Information Standard Business working Hours yes

Pharma

Work Experience 5-7 years

City Rueil-Malmaison

State/ProvinceÎle-de-France

92500

Special Considerations Please note this is a contract-to-hire opportunity.

Department: IT Infrastructure / Core IT Infrastructure Services

Line Manager: Head of Core Infrastructure Services

Languages: Fluent French and professional English a must have

Job Description The Systems and Network Engineer is responsible for the design, integration, administration, and ongoing development of the Group’s systems and network infrastructure. They ensure the availability, performance, security, and compliance of IT environments, both on-premise and hybrid, within a regulated industrial context, including GMP / GxP requirements. This is carried out in line with the Group’s technical standards, cybersecurity requirements, and quality policies.

They also contribute to the continuous improvement of the resilience of the information system and to the modernization of infrastructure.

MAIN RESPONSIBILITIES Systems and Network Engineering and Administration

Design, deploy, and maintain network infrastructure, including LAN, WAN, Wi‑Fi, and inter‑site connectivity.

Administer and develop Windows Server and Linux systems.

Manage infrastructure services such as Active Directory, DNS, DHCP, NTP, and backups.

Administer virtualization environments such as VMware, Hyper‑V, or equivalent solutions.

Define and maintain high‑availability, service continuity, disaster recovery, and business continuity architectures.

Security and Compliance

Implement systems and network security policies, including firewalls, segmentation, VPNs, and hardening.

Ensure regulatory compliance of infrastructure, including GMP / GxP, internal requirements, and quality audits.

Participate in security audits, risk assessments, and remediation plans.

Contribute to security incident management and to strengthening the organization’s cybersecurity posture.

Operations and Level 2 / 3 Support

Ensure the ongoing operational reliability of systems and networks.

Handle complex incidents, problems, and major changes.

Monitor infrastructure performance, availability, and capacity.

Provide expert‑level support to support and operations teams.

Work closely with application, security, quality, and business teams.

Projects and Continuous Improvement

Participate in infrastructure migration, upgrade, and modernization projects.

Contribute to IT and industrial transformation projects.

Propose improvements in performance, resilience, security, and automation.

Keep up to date with technological developments in systems, networks, and infrastructure solutions.

Documentation and Governance

Prepare and maintain technical documentation, procedures, and operating standards.

Contribute to the standardization and governance of systems and network infrastructure.

Participate in internal audits and compliance controls.

Requirements Technical Skills

Virtualization: VMware, Hyper‑V, or equivalent.

Security: network segmentation, system hardening, access control.

Monitoring and operations: monitoring tools, incident management, and change management.

Knowledge of regulated environments, such as GMP / GxP, would be an advantage.

Soft Skills

Rigorous, reliable, and accountable.

Strong analytical skills and ability to solve complex problems.

Service‑minded with a strong focus on quality.

Team‑oriented, with clear communication skills.

Able to document, formalize, and share knowledge.

Able to work independently while managing priorities effectively.

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