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Job Title


Senior AWS Cloud Infrastructure Engineer


Company : SQ1 Security


Location : Chennai, Tamil Nadu


Created : 2026-01-30


Job Type : Full Time


Job Description

Job Overview: About the Role We are seeking an experienced and proactiveAWS Cloud Infrastructure Engineerto oversee and manage our large-scale AWS cloud environment. You will be responsible for maintaining and optimizing a diverse infrastructure that includesEC2, RDS, VPNs, Transit Gateways , and other AWS services. This role demands deep AWS knowledge, strong automation and monitoring skills, and close collaboration with DevOps, security, and engineering teams. As the key owner of our AWS infrastructure, you will ensure reliability, performance, cost-efficiency, and security of our cloud systems, while helping drive infrastructure innovation and best practices.Key Responsibilities Manage and maintain acomplex AWS environmentincluding: EC2 instances(scaling, patching, monitoring) RDS databases(configuration, backups, performance tuning) VPNs ,Transit Gateways ,VPC peering , and other networking components Design, implement, and managehigh-availability and disaster recovery strategies Collaborate with DevOps to automate provisioning, deployments, and scaling viaTerraform, CloudFormation, or CDK Optimize cloud resource utilization and costs usingAWS Cost Explorer, Trusted Advisor, and Savings Plans Implement and managemonitoring and alerting systems(e.g., CloudWatch, Prometheus, Grafana, Datadog) Ensuresecurity best practicesincluding IAM policy design, encryption, security group configurations, and compliance alignment Support audits, incident response, and security reviews Create and maintaininfrastructure documentation , runbooks, and diagrams Mentor junior engineers and promote AWS best practices across the teamRequired Skills/Technologies/Tools 5+ years of experience managingAWS cloud infrastructureat scale Strong hands-on experience with: EC2 ,RDS ,VPC ,VPN ,Transit Gateways IAM ,CloudWatch ,Config ,KMS Experience withIaC (Infrastructure as Code)using Terraform or CloudFormation Proficiency inscripting (Python, Bash, etc.) Familiarity with containerized environments (e.g., ECS, EKS, or Docker) Excellent problem-solving skills and ownership mindset Strong written and verbal communication skillsGood to have Technologies/Tools Certifications Required AWS Certified Solutions Architect – Associate or Professional (Bonus) AWS Certified SysOps Administrator or DevOps Engineer – Professional Nice to Have Experience withmulti-account AWS Organizations and Control Tower Familiarity with CI/CD tools likeGitHub Actions, CodePipeline, or Jenkins Exposure to security frameworks (e.g., CIS benchmarks, NIST, ISO 27001) Knowledge of hybrid cloud or on-prem integration with AWS