SDE 3 – Infrastructure Platform Engineer
First seen by Alion on Sep 15, 2026.
Job Title : SDE 3 – Infrastructure Platform Engineer
Experience : 5.5 to 8.5 Years
Number of Positions : 2
Employment Type : C2H (Contract to Hire)
Work Mode : Remote during contractual period → 5 Days WFO after conversion
Contract Duration : 3 Months
Post-Conversion Location : Pune
Notice Period : Immediate Joiners / Serving Notice Period / Up to 15 Days preferred
(Candidates officially serving a 30-day notice period may also be considered if they are on the bench and have a negotiable joining date)
Role Overview :
We are looking for an experienced SDE 3 – Infrastructure Platform Engineer to design, build, and operate scalable, secure, and highly reliable cloud infrastructure and internal platform capabilities.
The ideal candidate will have strong hands-on experience in Cloud Infrastructure, Infrastructure as Code (IaC), CI/CD, Docker, Kubernetes, automation, observability, networking, and distributed systems.
Mandatory Skills : AWS / Azure / GCP, Terraform / CloudFormation, Kubernetes, Docker, CI/CD, Platform / Infrastructure Engineering, Python / Go / Java / Ruby, Networking, Cloud Security, Distributed Systems, Scalability & Reliability, Strong Coding & Automation.
Key Responsibilities :
- Design and maintain scalable, highly available infrastructure on AWS / GCP / Azure.
- Build and manage Infrastructure as Code (IaC) using Terraform, CloudFormation, or similar tools.
- Develop automation for infrastructure provisioning, deployments, monitoring, and operations.
- Manage and optimize Docker and Kubernetes workloads.
- Build internal platform tools to improve developer productivity and engineering efficiency.
- Implement monitoring, logging, alerting, and observability solutions.
- Participate in incident response, RCA, postmortems, and reliability improvements.
- Design and improve CI/CD pipelines and deployment automation.
- Contribute to system design, architecture discussions, scalability, security, and cost optimization.
- Collaborate with application, data, and product engineering teams.
Required Skills :
- 5.5 to 8.5 years of experience in Infrastructure / Platform Engineering or similar roles.
- Strong hands-on experience with AWS, GCP, or Azure.
- Strong expertise in Terraform / CloudFormation.
- Experience with CI/CD, Docker, and Kubernetes.
- Strong programming skills in at least one of:
- Python, Go, Java, or Ruby.
- Good understanding of networking, cloud security, distributed systems, scalability, and reliability.
- Experience working with production infrastructure and highly available systems.
- Strong troubleshooting and problem-solving skills.
Nice to Have :
- Experience with SRE practices and production on-call ownership.
- Experience in fintech, payments, banking, or transaction-heavy systems.
- Knowledge of cloud security, compliance, or FinOps/cost optimization.
- Experience building internal developer platforms or productivity tools.
- Previous product company experience.
Interview Process :
Round 1 : Take-Home Coding Assignment – Submit within 48 hours
Round 2 : Coding Assignment Discussion – 1 Hour
Round 3 : Technical Managerial Round – 30 Minutes
Note : The take-home coding assignment is mandatory. Candidates should be comfortable completing and submitting the assignment within 48 hours before proceeding.
Ideal Candidate :
Strong Platform / Infrastructure Engineer with hands-on experience in :
Cloud + Terraform / CloudFormation + Kubernetes + CI/CD + Programming + SRE / Production Operations
Pure DevOps profiles without strong coding and platform engineering experience are not preferred.
Skills
Infrastructure Platform Engineer, Amazon Web Services (AWS), Terraform, AWS CloudFormation, Kubernetes, Docker, CI/CD, Infrastructure management, Python, Java, Ruby, Go Programming (Golang), Storage & Networking, Cloud Security, Distributed Systems, Scalability, Reliability engineering, Automation