Designation: Cloud Infrastructure Security Engineer
Preferred Experience: 5+ Years

Job Summary
We are looking for an experienced Senior Cloud Security Engineer with strong expertise in AWS infrastructure security, Kubernetes (EKS), Infrastructure as Code (Terraform), and security compliance automation. The ideal candidate will be responsible for securing production cloud environments, implementing security controls aligned with FedRAMP Moderate and NIST SP 800-53 requirements, and supporting continuous compliance and authorization activities.
The candidate will play a key role in strengthening cloud security posture, automating Key Security Indicator (KSI) validation, implementing FIPS-validated cryptography, managing vulnerabilities, and building resilient, secure, and auditable cloud infrastructure. This role requires hands-on experience with regulated cloud environments, solid ownership, and the ability to work independently in a small engineering team.

Key responsibilities
• Harden AWS and EKS.



Apply CIS benchmarks for AWS and EKS; enforce Kubernetes network policies; give each workload its own IAM role (EKS Pod Identity / IRSA); harden RDS, DocumentDB, MSK (Kafka), and ElastiCache.
• Introduce infrastructure as code. Bring the live environment under Terraform safely, including importing existing production resources, with drift detection and pipeline-only changes.
• Set up compliance and security tooling. AWS Config conformance packs, Security Hub, Inspector, GuardDuty, CloudTrail, and centralised, tamper-resistant logging feeding a SIEM.
• Automate KSI validation. Build scripts and pipelines that continuously check KSIs and produce machine-readable (JSON) evidence for the FedRAMP 20x package.
• Tighten identity and access. Least-privilege IAM, just-in-time admin access, phishing-resistant MFA, and moving secrets into AWS Secrets Manager with automatic rotation.
• Implement FIPS-validated cryptography. Inventory cryptographic modules; use FIPS 140-3 validate

📌 Cloud Security Engineer (India)
🏢 Aventior
📍 India