Site Ledger Ledger

We’re making the world of digital assets accessible and secure for everyone. Join the mission. 
Founded in 2014, Ledger is the global platform for digital assets and Web3. Over 20% of the world’s crypto assets are secured through our Ledger Nanos. Headquartered in Paris and Vierzon, with offices in UK, US, Switzerland and Singapore, Ledger has a team of more than 900 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 6 millions units already sold in 200 countries. 
At Ledger, we embody the values that make us unique: Pragmatism, Audacity, Commitment, Trust and Transparency. Hear from our employees how they shape the work we do here.
As part of a strong growth we are looking for talents to join the Service Design team of Ledger’s Infrastructure & Operations organisation. The 60 people of the infrastructure & operations team are in charge of updating and operating the services provided to our 6 Million clients, and internal users. The Infrastructure & operation team runs and maintains a hybrid cloud solution (SaaS services, Cloud Providers and Self managed Data centers) serving 1 Billion API calls per day for 3000+ Production Pods.

Infra Service Design team missions

    • Supports our projects by onboarding the stakeholders of projects (Client/ Voice of the customer, Solution Architect, Engineering, Security and SMEs).
    • Collect and formalize  quality attributes requirements during Scoping (SLA/ SLO/SLI, Observability, Availability, B/R, DRP, Capacity, Performance, Security) , define and document the deployment architecture, in liaison with the stakeholders
    • Propose high level design of new or updated services (business services, technology services, security services or blockchain integration services) Drive decisions on architecture changes of the Infrastructure
    • Support Infra Teams during building of projects
    • Support security compliance projects (audit & improvements)
    • Support and Collect feedback from the run managers for improvements

Your Mission

    • You communicate, drive, and interact with the clients (external, or Ledger internal) to document their requirements related to quality attributes and features
    • Validate deployment/infrastructure architecture with the stakeholders of the project
    • You review the current design and implementations to detect deficiencies and suggest enhancements
    • You define and drive a continuous improvement plan of services for Infrastructure & Operations
    • You prepare, schedule, coordinate service architecture related projects
    • You monitor compliance to applicable codes, practices, policies as well as non-functional requirements and systems performance
    • You are in charge of definite the deployment architecture of a ledger Business products ( like NFT related products ) and a technology service ( like HSMs or CI/CD tools )

    • 5+ years of experience in system architecture and project management, involving operational environments across the service management lifecycle (vision, architecture, transition, operation and continual service improvement)
    • High degree of knowledge relating to service management
    • Experience with ITIL processes
    • Extensive experience in service architecture and end-to-end solutions, with a technical and system integration background
    • Experience in selecting and applying service management policies, processes and procedures in operational environments
    • Experience of cross-functional work and the ability to demonstrate a collaborative approach with regards to building key relationships across the organization and define projects scope, goals, plan and deliverables
    • “Customer focused” with the ability to identify both internal and external customer’s needs
    • Creative problem solving and solutions assessment skills with an ability to identify develop and implement solutions to meet the needs of the business
    • Good interpersonal skills with an ability to help the team choose a solution with high level of pressure, rapidly changing environments and ambiguity
    • Experience of technology assessment and selection
    • Past experience with programming languages (python, scala or js ),  familiar with containerization and container orchestration (kubernetes, docker,…)
    • Experience with theses services or technologies: Observability / Security tools (Datadog, Prometheus, FluentB, Zepko,…), Infrastructure Services ( DNS, CDN, WAFs, RP, …)
    • Experience with Hardware Security Module (HSM) experience is a plus
    • Good oral and written communication
    • Engineering degree

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