Paul B.

Sr Cloud Infrastructure Engineer @TripSpark Technologies

Mississauga, ON, CA

Fully Designed, deployed, and maintained scalable AWS cloud infrastructure using EC2, VPC, S3, IAM, RDS, and Lambda to support high-availability, mission-critical workloads.• Engineered and managed secure network architectures using VPCs, subnets, route tables, NAT gateways, and security groups, ensuring reliability and compliance.• Deployed and managed Linux and Windows EC2 instances, including system hardening, patch management, and performance optimization for production and staging environments.• Implemented and maintained AWS Directory Service for Active Directory (AD) integration, enabling centralized identity management and secure authentication across AWS environments.• Supported and optimized Citrix Cloud Virtual Desktop Infrastructure (VDI) integrated with AWS-hosted XenApp instances, improving remote access performance and scalability.• Built and deployed Docker containers for application packaging and migration, enhancing environment consistency, portability, and resource efficiency.• Strengthened cloud security posture by implementing IAM best practices, KMS encryption, CloudTrail logging, and GuardDuty threat detection for compliance and audit readiness.• Automated infrastructure provisioning using AWS CloudFormation and Terraform, reducing manual configuration errors and improving deployment agility.• Architected highly available, fault-tolerant systems leveraging Auto Scaling Groups, Elastic Load Balancers (ALB/NLB), and Route 53 for optimal performance and uptime.• Optimized storage and backup strategies using S3 lifecycle policies, EBS management, and Glacier archival, balancing data availability and cost efficiency.• Achieved a 25% reduction in AWS operational costs through cost optimization initiatives, including Reserved Instances, Savings Plans, and resource rightsizing.• Monitored system performance, security, and costs via CloudWatch, Cost Explorer, and Trusted Advisor, ensuring continuous operational improvements.

George Brown Polytechnic

Information Technology Diploma

George Brown Polytechnic

Computer Programming Diploma, Systems Programming