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Greater London, England, United Kingdom
Hybrid
Do you enjoy solving complex infrastructure challenges while improving performance, resilience, and cost efficiency?
About the Business
At Cirium, our goal is to keep the world connected. We are the industry leader in aviation analytics; helping our customers understand the past, present, and predicting what will happen tomorrow. Our mission is to transform the aviation industry by enabling airlines, airports, travel companies, tech giants, aircraft manufacturers, financial institutions and many more accelerate their own digital transformation. You can learn more about Cirium at the link below. https://www.cirium.com
About the Role
This role focuses on designing, building, and operating secure, scalable cloud infrastructure to support data platforms across AWS, Databricks, and Snowflake. You will work closely with engineering and security teams to enable reliable, observable, and cost-efficient systems. The position plays a key role in improving platform performance, resilience, and operational excellence.
Responsibilities
Design, build, and manage cloud infrastructure using Infrastructure as Code with consistent, auditable environments
Operate and enhance observability using Grafana, including dashboards, alerts, and noise reduction
Implement and validate backup and disaster recovery processes, ensuring readiness and alignment to RPO/RTO
Troubleshoot incidents across infrastructure and data platforms, leading root cause analysis and mitigation
Optimize performance and cost through usage analysis, rightsizing, and architectural improvements
Collaborate with security teams to enforce encryption, access controls, and compliance standards
Maintain clear operational documentation, runbooks, and knowledge sharing
Support platform reliability and continuous improvement across AWS, Databricks, and Snowflake ecosystems
Requirements
Strong AWS fundamentals including networking (VPC, subnets, routing), compute (EC2, EKS/ECS, Lambda), and storage (S3 architecture, lifecycle, replication)
Expertise in identity and security including IAM (least privilege, cross-account), KMS, secrets management, encryption, and logging practices
Experience supporting Databricks (clusters, networking, IAM, performance tuning) and Snowflake (connectivity, authentication, data movement)
Knowledge of backup and disaster recovery tools such as Clumio, with experience in retention policies and restore validation
Experience with observability tools including Grafana, alerting, and handling logs, metrics, and traces
Proficiency in Infrastructure as Code using Terraform or CloudFormation, including CI/CD pipelines and environment promotion
Reliability engineering experience including scaling, fault tolerance, SLOs, capacity planning, and distributed system troubleshooting
Awareness of cost and security practices including FinOps optimization, secure-by-design principles, and compliance tooling
Learn more about the LexisNexis Risk team and how we work here
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We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.
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