Infrastructure Security Engineer

Blockchain.com
Paris, France
1 day ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
4 years minimum
Working hours
Regular working hours

Tech stack

Amazon Web Services Android Software Development Bash Shell Cloud Engineering Continuous Integration DDoS Mitigation Github Python (Programming Language) Open Source Technology PCI Data Security Standards Security Information and Event Management Circleci
+14 more
Scripting Cloud Platform System Delivery Pipeline Large Language Models Concourse Infrastructure Automation Frameworks Hashicorp Cloudflare CIS Benchmarks Terraform Splunk Devsecops Pagerduty Golang

Job description

  • We are looking for a Senior Infrastructure Security Engineer with a proven track record in keeping systems safe. You will play a critical role in building and providing tooling that monitors our entire stack, from supporting our consumer-facing products and our institutional offerings to ensuring that we are capable of rapidly responding to cyber attacks on our colleagues and endpoints
  • Throughout our company, Security is a well-established mindset that leverages novel engineering approaches - as a Senior Infrastructure Security Engineer, you will lead by example and drive technical discussions with engineering teams and influence the overall architecture of our platform
  • Our day-to-day work is interesting and dynamic, driven by a focus on proactive threat actor identification and in-depth investigation of security issues. These practices are key to ensuring strong product security and fostering continuous, iterative improvement
  • Design, build, and implement security controls, automation, and processes across product, platform, and infrastructure environments
  • Identify operational and technical security gaps, propose solutions, and drive engineering initiatives to close them
  • Collaborate with the SRE and engineering teams to integrate security into CI/CD pipelines, deployment workflows, and cloud-native architectures
  • Build automated tooling and services to enforce secure configurations, detect misconfigurations, and support continuous compliance
  • Assist in threat modeling, design reviews, and architectural assessments for new and existing systems
  • Contribute to internal security documentation, best practices, and developer guidance
  • Participate in security incident response when engineering expertise or automation support is needed
  • AI-Driven Innovation: Research, architect, and safely embed cutting-edge AI utilities and Large Language Model (LLM) agents directly into our secure infrastructure

Requirements

  • Curiosity, ownership, and a drive to continuously improve the security posture of complex systems
  • Hands-on experience implementing security controls and automation within cloud environments, GCP or AWS are preferred
  • Familiarity with some of the following: Cloudflare (DDoS protection, WAF), OSS SIEM tools (Splunk, Elastic, etc), Incident management platforms (e.g. Incident.io, PagerDuty)
  • Strong analytical and problem-solving skills, with a bias toward automation over manual workflows
  • Familiarity with maintaining HIDS systems (Wazuh preferred)
  • 4+ years of experience in security engineering, platform security, or DevSecOps roles
  • Ability to collaborate closely with engineering teams and translate security requirements into practical, scalable solutions
  • Proficiency in modern scripting, automation and infrastructure as code e.g. Python, Bash, Go, Terraform, or similar
  • Familiarity with at least one of the following CI/CD systems (Github Actions, Concourse, CircleCI)
  • Knowledge of security standards and governance frameworks (e.g., CIS Benchmarks, NIST, SOC2, ISO 27001, PCI DSS) and how to operationalize them
  • Hands-on experience with building and maintaining a SIEM comprised of open-source and hosted components
  • Experience securing consumer-facing web and iOS / Android applications
  • Experience designing policies and administering Vault & other Hashicorp products
  • Experience managing security vendors

Benefits & conditions

  • Meaningful Equity
  • Crypto Bonus
  • Get the equipment you need
  • Remote-first
  • Paid Family Leave
  • Offsites
  • Unlimited Vacation
  • HealthCare

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