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Amgen Logo Amgen · IT - Software Development

Principal Cloud Engineer (AWS)

Portugal, Lisbon · Job Posted February 03, 2026
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Job Description

The Principal Cloud Engineer (AWS) will be responsible for designing, building, and maintaining scalable, secure, and reliable AWS cloud infrastructure. This is a hands-on engineering role requiring deep expertise in Infrastructure as Code (IaC), automation, cloud networking, and security. The ideal candidate should have strong AWS knowledge and be capable of writing and maintaining Terraform, CloudFormation, and CI/CD pipelines to streamline cloud deployments. The role involves mentoring a team of engineers across multiple functions, including Cloud Engineering, Cloud Operations, Automation, and Site Reliability Engineering (SRE) and collaborating with Technical Manager setting strategic direction, building and driving operational excellence across the cloud ecosystem.

Job Responsibility

  • Architect, implement, and lead highly available AWS cloud environments
  • Build VPCs, Subnets, Security Groups, and IAM policies to enforce security standard processes
  • Optimize AWS costs using reserved instances, savings plans, and auto-scaling
  • Develop, maintain, and enhance Terraform & CloudFormation templates for cloud provisioning
  • Automate deployment, scaling, and monitoring using AWS-native tools & scripting
  • Implement and manage CI/CD pipelines for infrastructure and application deployments
  • Enforce standard methodologies in IAM, encryption, and network security
  • Ensure compliance with SOC2, ISO27001, and NIST standards
  • Implement AWS Security Hub, GuardDuty, and WAF for threat detection and response
  • Set up AWS CloudWatch, Prometheus, Grafana, and logging solutions for proactive monitoring
  • Implement autoscaling, load balancing, and caching strategies for performance optimization
  • Solve cloud infrastructure issues and conduct root cause analysis
  • Work closely with software engineers, SREs, and DevOps teams to support deployments
  • Maintain GitOps guidelines for cloud infrastructure versioning
  • Support on-call for high-priority cloud incidents
  • Mentor a team of cloud engineers and SREs, ensuring technical growth
  • Collaborate in defining and implementing the cloud strategy, ensuring alignment with business objectives

Requirements

  • Bachelor’s or Master's degree in Computer Science, IT, or related field
  • 8-12 years of hands-on cloud experience
  • Deep hands-on experience with AWS (EC2, S3, RDS, Lambda, VPC, IAM, ECS/EKS, API Gateway, etc.)
  • Expertise in Terraform & CloudFormation for AWS infrastructure automation
  • Strong knowledge of AWS networking (VPC, Direct Connect, Transit Gateway, VPN, Route 53)
  • Experience with Linux administration, scripting (Python, Bash), and CI/CD tools (Jenkins, GitHub Actions, CodePipeline, etc.)
  • Strong problem solving and debugging skills in cloud networking, storage, and security
  • Strong presentation and public speaking skills
  • Fluency in English
  • Effective communication and collaboration with multi-functional teams
  • A passion for applying technology to make a real-world impact
  • Ability to work in a fast-paced, cloud-first environment

Nice to have

  • Familiarity with Backend development (Node.JS)
  • Familiarity with AWS CDK, Ansible, or Packer for cloud automation
  • Exposure to multi-cloud environments (Azure, GCP)
  • Familiarity with HPC, DGX Cloud
  • AWS Certified Solutions Architect – Associate or Professional
  • AWS Certified DevOps Engineer – Professional
  • Azure or GCP Cloud Certification
  • Terraform Associate Certification

What we offer

  • Work That Matters– Build tech that accelerates scientific breakthroughs and helps patients worldwide
  • Modern Tech Stack– Cloud-first, automation-focused, AI-powered
  • Global Scale, Agile Mindset– Collaborate across continents while working in nimble, high-impact teams
  • Continuous Learning– Access to certifications, trainings, mentorship, and career mobility
  • AMGEN Total Rewards Plan– Comprehensive benefits in healthcare, finance, and well-being
  • Flexibility– Hybrid work model with time split between our Lisbon office and remote work
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