Marc PAUPERT

Leading cloud architecture and DevSecOps initiatives for ekWateur, a dynamic energy provider, orchestrating their AWS infrastructure and implementing modern DevSecOps practices.

Key Achievements & Responsibilities:

Cloud Architecture & Infrastructure

• Designed and implemented enterprise-grade network architecture utilizing VPC, Peering, and AWS Transit Gateway

• Architected and managed large-scale Kubernetes environment with 10 EKS clusters using Karpenter for auto-scaling

• Established AWS Organizations structure and IAM Identity Center for 14 AWS accounts

• Implemented multi-AZ infrastructure ensuring high availability and disaster recovery

DevSecOps & Platform Engineering

• Led implementation of Infrastructure as Code using Terraform and Terragrunt

• Orchestrated GitLab CI/CD pipelines for automated deployments

• Implemented Atlantis for collaborative infrastructure management

• Established security best practices across the cloud infrastructure

Technical Environment:

• Cloud Platform: AWS (Multi-AZ, 14 accounts)

• Container Orchestration: AWS EKS, Kubernetes, Karpenter

• Serverless: Lambda, API Gateway

• Data Stores: RDS, PostgreSQL, MongoDB Atlas

• Monitoring: ELK Stack

• IaC & DevOps: Terraform, Terragrunt, GitLab CI, Atlantis

• Web Services: Apache, Nginx, Docker

Leadership:

• Guide and mentor DevSecOps teams (4-5 members) using Agile/SCRUM methodology

• Drive technical decision-making and architecture governance

• Facilitate knowledge sharing and best practices across teams

• • Led complex migration projects, transitioning legacy platforms to highly available cloud-based solutions

• • Designed and implemented cloud architectures: Developed private, public, and hybrid cloud solutions for new applications Orchestrated Oracle database migration and replication strategies to AWS RDS Optimized infrastructure for maximum reliability and cost-efficiency

• • Conducted technical audits to ensure AWS best practices compliance and security standards

• • Provided comprehensive training and support

• • Successfully led large-scale datacenter migration initiatives to AWS

• • Managed complex workload migration projects from design to implementation FinOps & Cost Optimization Leadership

• • Achieved 62% cost reduction (>$64K annually) through EMR migration from On-Demand to Spot instances

• • Implemented comprehensive FinOps strategy for $1.8M+ annual AWS spend

• • Deployed and managed FinOps tooling for stakeholder visibility

• • Orchestrated strategic Reserved Instance planning across EC2, RDS, and ElastiCache services

• • Established waste detection and remediation processes Cloud Governance & Technical Leadership

• • Implemented automated compliance frameworks using CloudCustodian and AWS Config

• • Led multi-region AWS infrastructure deployment

• • Managed complex multi-account AWS environment (10+ accounts)

• • Orchestrated DevOps practices across multiple feature teams using Agile/ SCRUM methodology Technical Cloud AWS Oracle