Jobs / Cocerto

Ingénieur DevOps F/H

Cocerto · Cesson-Sévigné, A2, France
Cesson-Sévigné, A2, FranceExp: 3+ yrsHybrid
Remuneration
11 days of RTT, flexible hours, profit-sharing, holiday bonuses, one remote-work day per week, gift vouchers, annual seminar and team-building days, birthday leave, and regular training
Location
Cesson-Sévigné, A2, France
Visa sponsorship
Not specified

Job summary

The DevOps Engineer administers and evolves systems, network, security, and application infrastructure supporting an accounting software platform. The role covers 45 virtual servers and 30 Citrix servers across Windows and Linux, VMware virtualization, Microsoft 365, Kubernetes, CI/CD pipelines, and monitoring and observability, while collaborating with the infrastructure team and translating business needs into technical solutions.

Benefits

11 days of RTTFlexible hoursProfit-sharingHoliday bonusesOne remote-work day per weekGift vouchersAnnual seminar and team-building daysBirthday leaveRegular training

Qualifications

  • Bac +4 in systems administration, BTS SIO, or equivalent; an engineering profile is preferred.
  • At least 3 years of systems, network, and security administration experience.
  • At least 2 years of DevOps experience.
  • Hybrid background combining development skills with network and cybersecurity expertise.
  • Preferred certifications: AWS Cloud Practitioner, AZ-900, CKA, or HashiCorp Terraform.
  • Demonstrates rigor, calmness, responsiveness in urgent situations, and strong communication skills.

Responsibilities

  • Administer, configure, update, and monitor 45 virtual servers and 30 Citrix servers running Windows and Linux.
  • Maintain physical servers, switches, and network equipment hosted in a data center.
  • Manage VMware virtualized environments and Microsoft 365 cloud services.
  • Manage network security, including firewalls, VPNs, security rules, and traffic openings.
  • Monitor system load, analyze logs, and oversee infrastructure availability and performance.
  • Manage and evolve the application infrastructure supporting the accounting software platform.
  • Administer Kubernetes and virtual machine environments.
  • Maintain and evolve CI/CD pipelines.
  • Keep the application platform operational and plan its ongoing development.
  • Implement monitoring and observability tools.
  • Contribute to IT working groups and translate business needs into technical solutions.
  • Apply cybersecurity best practices and help raise user awareness.

Skills

AWSKubernetesLinuxTerraformVMwareWindowsAzure

Certifications

AWS Cloud Practitioner (preferred)AZ-900 (preferred)CKA (Kubernetes) (preferred)HashiCorp Terraform certification (preferred)

Degrees

Bac +4 in systems administration, BTS SIO, or equivalent

Work schedule

Flexible hours

Industry

Accounting software

Relocation

No