Senior System & Network Engineer
Signaturit Group · Puteaux, FR
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- Location
- Puteaux, FR
- Posted
About Signaturit Group, a Namirial Company
Signaturit Group, part of the Namirial group, is the European leader in secure digital transactions. Its cloud-native, unified and modular platform enables public and private organisations to manage the entire lifecycle of their digital operations: from identity verification and onboarding to electronic signatures, authentication, communications, fraud prevention, qualified archiving and electronic invoicing.
As a Qualified Trust Service Provider (QTSP) under the eIDAS Regulation, the group guarantees the highest level of legal certainty and regulatory compliance, anticipating initiatives such as eIDAS 2 and the European Digital Identity Framework (EUDI Wallet).
Following the integration of Signaturit into the Namirial Group in 2025, the company consolidates a multinational position with more than 250,000 customers, a presence in more than 90 countries, and a team of more than 1,400 employees. Headquartered in Italy and with a strong presence in Spain, France, Germany and LATAM and South-East Asia —the group combines global reach with local proximity to offer direct service to businesses and public administrations
What you will do at Signaturit, a Namirial Company 🚀
As a Systems & Platform Engineer, you will join an infrastructure team that operates with a product mindset. Your mission is to build, scale, and run our next-generation internal platform—unifying existing environments to accelerate the integration of future acquisitions and empowering our development teams to deploy and scale applications effortlessly.
This is a true Build & Run role where infrastructure is treated as software. You will design a platform that is reliable, secure, API-driven, and delightful to use.
- Platform Engineering & Product Mindset:
- Design, build, and evolve our internal developer platform (IDP), acting as a bridge between legacy environments and modern cloud-native architectures.
- Unify fragmented platforms to streamline and accelerate the technical integration of future company acquisitions.
- Treat our platform as a product: focus on developer experience (DevEx), usability, automation, and self-service capabilities.
- Infrastructure as Code & Automation:
- Drive the transition toward full Infrastructure as Code (IaC) , moving away from manual configurations to reproducible, automated environments using Terraform, Ansible, and modern orchestration tools.
- Manage containerized workloads across Docker Swarm and Kubernetes, alongside hybrid virtualization (VMware, Proxmox, Nutanix) and bare-metal servers.
- Reliability, SRE & Observability (Run):
- Own the end-to-end Run of the platform, ensuring high availability, disaster recovery readiness, and robust business continuity.
- Implement proactive observability (metrics, logs, tracing via Datadog, Zabbix) to catch issues before they affect production.
- Security & Compliance by Design:
- Embed security and compliance directly into the platform architecture, aligning with strict standards (including ETSI EN 319 401) and protecting our Certificate & Time Stamping Authorities.
What we believe should contribute to your success in this context 🎯
- Core Foundations: Solid, battle-tested fundamentals in Linux (Debian internals) and Networking —these are non-negotiable prerequisites.
- Experience: Master’s degree in IT, Networks, or Systems, with 6+ years of experience in infrastructure engineering across hybrid architectures (VMs, containers, physical servers).
- The Product & Automation Mindset (The Real Challenge):
- You have a genuine shift in mindset: you see infrastructure as software and want to build self-service, API-driven tools rather than just performing ticket-based ops.
- Strong expertise in IaC and Orchestration (Terraform, Ansible).
- Familiarity with container orchestration (Kubernetes, Docker Swarm).
- Collaborative & Proactive:
- You enjoy working closely with developers, understanding their pain points, and building solutions that make their lives easier.
- Proactive problem solver: you design for resilience, automation, and root-cause prevention.
- Language Skills: Fluency in French and English is mandatory.
Interview process (indicative, may require additional stages if required)
- HR Discovery Call (30 min)
- 1st interview with our business (direct report)
- Business case
- 2nd interview with our business & business case feedback
- Reference check
**
Why Join Us 🤝**
- 👩🏽💻 Flexible hybrid work set up
- ⏰ Flexible working hours and A framework status with RTT
- 🏥 Health Insurance 100% covered
- 🍽️ Meal Vouchers (Ticket restaurants)
- 💂🏼♀️ Tailor-made onboarding and skills development program
- 📚 Access to specialized technical training platforms
- 🎂 Regular events to maintain a good atmosphere
- ✍🏻 Permanent role
- 💰 Annual base salary €63/69K€, depending on experience level.
Join Our Vision 🚀
Be part of Signaturit Group's journey to revolutionize digital transactions across Europe and beyond. We are excited to welcome fresh talent who are eager to make a meaningful impact in the digital world.
For more information, explore our [website](https://www.signaturit.com/) and discover how you can contribute to our mission.
- The use of the masculine gender has been adopted for ease of reading and is not intended to be discriminatory.
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