AWS CLOUD OPERATIONS ENGINEER

SEVEN HILLS CONSULTING PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

SEVEN HILLS CONSULTING PTE. LTD. seeks an AWS Cloud Operations Engineer to safeguard reliability, availability, and performance across platforms, using automation, monitoring, and data-driven analysis to accelerate development velocity.

The role operates as reliability owner and domain practitioner, supporting SRE and DevOps tasks with guidance from senior leadership to align standards and ensure cross-team consistency.

Qualifications

• Hands-on experience with AWS cloud services and multi-AZ/multi-region architectures.

Responsibilities

• Own end-to-end system reliability, availability, and performance with defined SLAs, SLOs, and SLIs.

Skills

AWS EC2

ECS/EKS

Lambda

S3

RDS/Aurora

VPC

IAM

Terraform

CloudFormation

CDK

Monitoring

OpenTelemetry

Tools

Dynatrace

CloudWatch

Prometheus

Grafana

Datadog

Job description

Technical Skills

• Advance knowledge of core AWS services: EC2, ECS/EKS, Lambda, S3, RDS/Aurora, DynamoDB, VPC, ELB/ALB/NLB, Route53, IAM.
• Designing multi-AZ and multi-region highly available architectures.
• Broad understanding of networking in AWS (subnets, routing tables, NAT, security groups, NACLs, VPC peering, PrivateLink).
• Experience with well-architected framework pillars (especially reliability, security, cost optimization).
• Designing fault-tolerant and horizontally scalable systems
• Advanced proficiency in Terraform, CloudFormation, or CDK
• Hands-on experience with CloudWatch, Prometheus, Grafana, Datadog, Dynatrace, or OpenTelemetry
• Modular IaC design patterns and state management best practices.

• Own end-to-end system reliability, availability, and performance using clearly defined SLAs, SLOs, and SLIs, with continuous monitoring and proactive improvement of service health.
• Establish and govern error budget policies in partnership with engineering leadership to balance release velocity with reliability, using error budgets to inform prioritization and release readiness decisions.
• Lead major and complex incident response efforts, collaborate during customer-impacting events, and drive blameless postmortems to ensure systemic corrective actions are implemented with urgency.
• Standardize and enhance observability across environments through robust monitoring, logging, and tracing frameworks using tools such as Dynatrace, CloudWatch, and OpenTelemetry.

Role Summary

The AWS CLOUD OPERATIONS ENGINEER (ACOE) ensures the reliability, availability, and performance of systems and platform services through a balance of engineering and operational excellence. The ACOE applies software engineering principles to operations, using automation, monitoring, and data-driven analysis to improve reliability while enabling development velocity.

In the current structure, ACOEs operate as both reliability owners and domain practitioners, supporting platform and product engineering teams across Site Reliability and DevOps responsibilities. They are guided by a Senior ACOE or Project Manager, who provides organizational alignment, establishes common standards, and ensures consistency across teams.