Senior Multi-Cloud Infrastructure Engineer

About the job:

As a Senior Multi-Cloud Support Engineer, you will play a critical role in managing and optimizing multi-cloud environments, with a primary focus on AWS and/or Alibaba Cloud. You will be responsible for ensuring high availability, performance, security, and operational efficiency in mission-critical systems. You will also serve as a key escalation point for troubleshooting complex cloud infrastructure issues and implementing automation-driven solutions to enhance reliability.

This role requires deep hands-on expertise in AWS and Alibaba Cloud, with additional experience in GCP and Azure as a plus. You will work in a dynamic, fast-paced environment, collaborating with DevOps, SRE, and engineering teams to improve cloud operations.

Multi-Cloud Support & Incident Management:

• Serve as a senior escalation point for complex infrastructure issues across AWS and Alibaba Cloud, ensuring timely resolution and minimal downtime.
• Lead incident response, troubleshooting, and root cause analysis (RCA) for cloud service failures, performance degradation, and security incidents.
• Develop and implement incident management playbooks to standardize troubleshooting and reduce resolution times.
• Participate in a 24×7 on-call rotation, ensuring continuous monitoring and rapid response to critical incidents.

Cloud Infrastructure Operations & Optimization:

• Monitor, maintain, and optimize cloud resources across AWS and Alibaba Cloud, ensuring scalability, cost efficiency, and compliance with best practices.
• Manage multi-cloud networking including VPCs, Transit Gateways, VPNs, Load Balancers (AWS ALB/NLB, Alibaba SLB), and Firewalls.
• Perform patch management, system updates, and security hardening to maintain a robust and secure cloud environment.
• Optimize resource utilization and cost management across cloud platforms, leveraging FinOps best practices.

Automation & Infrastructure as Code (IaC):

• Automate routine cloud operations using Terraform, AWS CloudFormation, Alibaba ROS, Pulumi, and Ansible.
• Develop and maintain automation scripts in Bash, Python, or Go to improve cloud reliability and efficiency.
• Implement self-healing mechanisms, auto-scaling strategies, and proactive alerting systems to improve infrastructure resilience.

Security, Compliance & Best Practices:

• Ensure cloud security best practices by managing IAM/RAM policies, encryption, and security group configurations.
• Collaborate with security teams to conduct cloud security audits, risk assessments, and vulnerability management.
• Implement and maintain compliance with industry standards

Collaboration & Technical Leadership:

• Work closely with DevOps, SRE, and development teams to resolve cloud infrastructure challenges and enhance performance.
• Provide mentorship and technical leadership to internal teams on multi-cloud best practices, automation, and cost optimization.
• Document operational procedures, troubleshooting guides, and automation frameworks for knowledge sharing.

About you:

Education:

• Bachelor’s degree or higher in Computer Science, Information Technology, or a related field.

Experience:

Multi-Cloud Infrastructure:

• Primary focus on AWS and Alibaba Cloud – deploying, managing, and optimizing workloads across both platforms with at least 5 years solid working experience in AWS ecosystem.
• Experience with multi-cloud architectures, including hybrid solutions with AWS + Alibaba Cloud, or AWS mixed with GCP/Azure.

Cloud Services & Technologies:

• AWS: EC2, VPC, IAM, S3, RDS, Lambda, Route 53, CloudFormation, CloudFront, CloudWatch, Auto Scaling, ALB/NLB, and Transit Gateway.
• Alibaba Cloud: ECS, VPC, RAM, OSS, RDS, SLB, Function Compute, DNS, CloudMonitor, Auto Scaling, and Resource Orchestration Service (ROS).
• Strong understanding of cloud security best practices, compliance, and cost optimization strategies.

Linux Systems Administration:

• Expertise in Red Hat Enterprise Linux (RHEL), Ubuntu, or other major Linux distributions.
• Experience in hardening, troubleshooting, and performance tuning.

Networking:

• Proficiency in networking across cloud environments (AWS VPC Peering, Transit Gateway, Alibaba Cloud CEN, VPN, Direct Connect).
• In-depth knowledge of TCP/IP, Firewalls (Security Groups, IPTables, ACLs), Load Balancing (AWS ELB/ALB, Alibaba SLB, Citrix NetScaler, NGINX, Envoy Proxy), and routing.

Build & Release Management:

• Hands-on experience with Git (GitHub/GitLab), Artifactory, and CI/CD tools like Jenkins, AWS CodePipeline/CodeDeploy, GitHub Actions, Spinnaker.
• Experience with Java build tools (Maven, Gradle) and automated deployment strategies.

Containerization & Orchestration:

• Kubernetes (EKS, ACK), Docker, HashiCorp Nomad, AWS ECS.
• Experience in container security, networking, and scaling strategies.

Logging & Monitoring:

• AWS CloudWatch, Alibaba CloudMonitor, Prometheus, Thanos, Grafana, Splunk, New Relic.
• Strong observability and alerting strategies for multi-cloud environments.

Scripting & Automation:

• Proficiency in Bash, Python, or Go for automation, cloud resource management, and infrastructure deployment.
• Expertise in Infrastructure as Code (IaC): Terraform, Pulumi, AWS CloudFormation, Alibaba ROS, Ansible, Puppet, Chef.

SRE & DevOps Expertise:

• Strong background in Site Reliability Engineering (SRE), DevOps culture, and automation-driven operations.
• Experience in implementing highly available, scalable, and resilient cloud-native architectures.

Communication & Collaboration:

• Excellent verbal and written communication skills, with experience in cross-functional collaboration.

Certifications (Preferred):

• AWS Certified Solutions Architect / DevOps Engineer / Security
• Alibaba Cloud Professional / Expert Certifications
• Relevant Kubernetes (CKA/CKS), Terraform, or DevOps certifications are a plus.