Senior Cloud Engineer

Entrust; Cambridge; On-site; GBP 90,000 - 130,000; Full time

Job summary

Entrust in the United Kingdom is seeking an experienced Cloud Engineer to design, implement and maintain AWS-based infrastructure supporting microservices. You will work with EKS, Kubernetes, IaC (Terraform/OpenTofu), Istio and CI/CD pipelines, while monitoring with Splunk and Datadog. Strong scripting in Bash/Python and collaboration skills are essential.

This role involves day-2 operations, cost optimization, and will be based in Cambridge with a focus on scalable, secure cloud solutions.

Qualifications

• 8+ years in IT infrastructure with 3+ years in AWS.
• Deep knowledge of Kubernetes and AWS EKS.
• Experience with EC2, VPC, S3, IAM, CloudWatch.
• Experience with Terraform or OpenTofu (IaC).
• Hands-on with EKS clusters and Istio service mesh.
• CI/CD with Jenkins or similar.
• Scripting in Bash and Python for automation.
• Strong communication and collaboration.
• Experience with day-2 operations (backup, upgrades, cost optimization).

Responsibilities

• Design, implement, and maintain AWS cloud infrastructure.
• Manage microservices on Kubernetes using AWS EKS.
• Implement IaC with Terraform or OpenTofu.
• Configure monitoring/logging with Splunk and Datadog.
• Set up and maintain CI/CD pipelines (Jenkins or similar).
• Optimize costs and perform day-2 operations.

Skills

AWS expertise

Kubernetes (EKS)

Terraform/OpenTofu

Istio service mesh

CI/CD with Jenkins

Scripting (Bash/Python)

Monitoring & logging (Splunk/Datadog)

Day-2 operations

Cost optimization

Communication & collaboration

Tools

Terraform

OpenTofu

Kubernetes

Helm

Splunk

Datadog

Istio

OpenTelemetry

Jenkins

Bash

Python

Job description

About the Role:

We are seeking an experienced and passionate Cloud Engineer to join our team and manage our AWS cloud infrastructure. You will be responsible for designing, implementing, and maintaining a robust and scalable infrastructure to support our microservices-based applications. This role requires a deep understanding of AWS services (AWS EKS) , containerization, Kubernetes, and Infrastructure as Code (IaC).

Mandatory Skills:

• 8+ years of experience in IT infrastructure or a related field with at least 3+ years of experience in AWS cloud environments.
• Deep understanding of Kubernetes architecture, concepts, and resource management w.r.t AWS EKS clusters
• Strong understanding of AWS core services like EC2, VPC, S3, IAM, CloudWatch.
• Strong Knowledge in configuring and maintaining SPLUNK and datadog.
• Extensive experience with Infrastructure as Code (IaC) using Terraform or OpenTofu.
• Hands-on experience with managing and operating EKS clusters environments.
• Experience with service mesh technologies like ISTIO and its integration with Kubernetes.
• Solid understanding of CI/CD principles and experience with Jenkins or similar tools.
• Strong scripting skills (Bash, Python) for automation and troubleshooting.
• Excellent communication and collaboration skills.
• Experience in implementing day-2 (upgrades, backup & restore, cost optimization etc.)

Desired Skills:

• Knowledge of container security best practices and tools.
• Knowledge of creating Helm charts.
• Familiarity with monitoring and logging tools using Open Telemetry Tools
• Experience with disaster recovery and business continuity planning for cloud environments.
• AWS certifications (e.g., Solutions Architect, Sysops Administrator, AWS Security or Devops DevOps Engineer) are a plus.