Principal Engineer & Cloud Architect/Practices lead with 14+ years leading enterprise digital transformation across AWS, Azure, and GCP. Proven expertise in designing scalable, complex integration solutions ,cost-optimized multi-cloud architectures while establishing comprehensive cloud strategy and governance frameworks that drive measurable business outcomes. Core strengths include enterprise Kubernetes platforms, infrastructure automation, FinOps, and security compliance frameworks. Champion platform engineering concepts, leading DevSecOps implementation and adoption of modern architectures including microservices, serverless, and event-driven solutions. Passionate about coaching and mentoring engineering teams, establishing technical standards and accelerators, and enabling organizations to achieve operational excellence through sustainable cloud innovation and platform-driven development practices.

Kasun Madura Rathnayake

Principal Engineer & Cloud Architect/Practices lead with 14+ years leading enterprise digital transformation across AWS, Azure, and GCP. Proven expertise in designing scalable, complex integration solutions ,cost-optimized multi-cloud architectures while establishing comprehensive cloud strategy and governance frameworks that drive measurable business outcomes. Core strengths include enterprise Kubernetes platforms, infrastructure automation, FinOps, and security compliance frameworks. Champion platform engineering concepts, leading DevSecOps implementation and adoption of modern architectures including microservices, serverless, and event-driven solutions. Passionate about coaching and mentoring engineering teams, establishing technical standards and accelerators, and enabling organizations to achieve operational excellence through sustainable cloud innovation and platform-driven development practices.

Available to hire

Principal Engineer & Cloud Architect/Practices lead with 14+ years leading enterprise digital transformation
across AWS, Azure, and GCP. Proven expertise in designing scalable, complex integration solutions
,cost-optimized multi-cloud architectures while establishing comprehensive cloud strategy and governance
frameworks that drive measurable business outcomes.
Core strengths include enterprise Kubernetes platforms, infrastructure automation, FinOps, and security
compliance frameworks. Champion platform engineering concepts, leading DevSecOps implementation and
adoption of modern architectures including microservices, serverless, and event-driven solutions.
Passionate about coaching and mentoring engineering teams, establishing technical standards and accelerators,
and enabling organizations to achieve operational excellence through sustainable cloud innovation and
platform-driven development practices.

See more

Language

English
Fluent

Work Experience

Practices Lead (Cloud)/ Principal Consultant - Cloud and Devops at LAB3
April 1, 2021 - Present
Lead technical client engagements, design and deliver Azure-based solutions with Terraform IaC, DevOps and scalable architectures. Set up proof-of-concept prototypes, run workshops, assess feasibility, and report on insights and costs. Manage a team of 8-10 engineers; ensure governance, PCI/SOC 2 and GDPR compliance; drive cross-team delivery.
Cloud Manager: DevOps/ TechOps at Docuvera (Author-it Software Corporation)
July 1, 2019 - April 1, 2021
Built and managed a DevOps/SRE team; established CI/CD, IaC, monitoring and cost management; led cloud migration; defined KPIs/SLOs; governed security and compliance; coordinated cross-functional initiatives.
Tech Lead DevOps at Foodstuffs North Island
January 1, 2017 - July 1, 2019
Led DevOps in a hybrid AWS environment with Kubernetes; focused on microservices, security, and compliance; mentored engineers and supported SDLC and CI/CD pipelines.
Sr Cloud Engineer at Fishpond
May 1, 2016 - August 1, 2017
Developed CI/CD pipelines, managed AWS resources (EC2, VPC, S3, WAF), implemented IaC with automation tools, and optimized costs; led on-call support and incident response.
Cloud Architect/Tech Lead at Pearson Lanka
August 1, 2014 - May 1, 2015
Designed and delivered cloud architecture and automation solutions; led DevOps practices and cloud migrations; aligned with business goals for scalable NZ eCommerce platforms.
Cloud/Systems Engineer at Lanka Government Cloud (LGC) - ICTA Sri Lanka
November 1, 2012 - March 1, 2014
VMware vCenter management, cluster setup, MySQL administration, web server setup, and cloud infrastructure deployment in Linux/Windows environments; DRBD-based high availability and on-premise to cloud integration.
Systems Engineer at Lanka Communications Services (Pvt)
July 1, 2010 - November 1, 2012
Network planning, WAN/LAN infrastructure, web hosting, email, proxy services, DNS, security and VPN integration; contributed to multi-application hosting and service management.
Cloud Architect / DevOps Consultant - Contractor
April 1, 2023 - Present
Lead Azure assessments and cloud architectures for multiple clients, delivering scalable, automated, secure cloud solutions using Terraform, Kubernetes, OpenShift, and CI/CD pipelines; current engagements with Foodstuffs North Island and others.
Principal Engineer / Practices Lead - Cloud and DevOps at LAB3
April 1, 2021 - June 1, 2024
Lead technical engagements, design and deliver Azure-based solutions, establish architectural governance, run cloud adoption workshops, manage cross-functional teams, and deliver enterprise-scale deployments using LAB3 capabilities.
Cloud Manager: DevOps / TechOps at Author-it Software Co.
July 1, 2019 - April 1, 2021
Managed DevOps/SRE team, defined CI/CD, IaC, monitoring, incident response, security, and cloud migration strategies for SaaS platforms; led automation and modernization initiatives.
DevOps - Foodstuffs North Island at Foodstuffs North Island
January 1, 2017 - July 1, 2019
Hybrid cloud management in AWS, Kubernetes, security improvements, microservices deployment, and coaching of DevOps teams; improved CI/CD and automation.
DevOps / Cloud Engineer at Fishpond
May 1, 2016 - August 1, 2017
Built CI/CD pipelines, managed AWS services, IaC with Terraform/Ansible, containerization with Docker, and introduced IaS practices; led experiments with virtualization and monitoring.
Systems / Site Reliability Engineer at ERoad
May 1, 2015 - July 1, 2016
Responsible for CI/CD pipelines, AWS EC2/RDS/S3/VPC, infrastructure as code, monitoring, and high-availability operations.
Cloud Architect / Tech Lead at Pearson Lanka
August 1, 2014 - May 1, 2015
Architected cloud solutions and led technical engagements; migrated workloads and established scalable cloud infrastructure.
Cloud / Systems Engineer at ICT Agency Sri Lanka (LGC)
November 1, 2012 - March 1, 2014
Managed virtualized infrastructures, cloud deployments, DR/HA, and government cloud initiatives.
Systems Engineer / Network & DBA at Lanka Communications Services (Pvt)
July 1, 2010 - November 1, 2012
Network management, Linux/Windows server administration, VPNs, data centers; implemented automation and monitoring.
Practices Lead (Cloud) / Principal Consultant - Cloud and Devops at LAB3
April 1, 2021 - Present
Lead technical client engagements, oversee Azure assessments, solutions and implementation for clients; design, consult, deliver, and manage Azure Cloud, Terraform, IaC and DevOps solutions addressing automation, scalability, reliability, security, and performance; set up proof-of-concept prototypes; run workshops and cloud adoption activities; communicate insights and cost estimations; report to clients; participate in hiring; implement threat modeling and risk assessments; ensure compliance with PCI, SOC 2, GDPR; drive governance and documentation; coordinate across practices; deliver large cross-team initiatives.
Cloud Manager: DevOps/TechOps at Author-it Software Co.
July 1, 2019 - April 30, 2021
Led a team of DevOps engineers and SREs; established DevOps/SRE practices (CI/CD, IaC, monitoring, incident response, cost management); cloud migrations; automation tool adoption; defined KPIs and SLOs; improved observability; guided governance and documentation; cross-functional collaboration; hired and mentored staff; focused on Azure/AWS deployments and security.
Systems/Site Reliability Engineer at ERoad
May 1, 2015 - July 31, 2016
Responsible for CI/CD pipelines, AWS EC2, RDS, S3, VPC, cloud formation; implemented observability, automation, capacity planning; improved reliability; supported development/test environments; contributed to monitoring with ELK, Grafana, Nagios.
Cloud/Systems Engineer at ICT Agency Sri Lanka (LGC)
November 1, 2012 - March 1, 2014
Sri Lanka Government Cloud: Cloud/Systems Engineer; VMware vCenter management; backup and DR planning; server management; data centers; worked with Linux/Windows; involvement in clustered environments; DRBD HA, heartbeat; set up monitoring; participated in cloud infrastructure deployment.
Systems Engineer at Lanka Communications Services (Pvt) Ltd
July 1, 2010 - November 1, 2012
Network planning and web hosting; managed networks infrastructure; server administration (Web servers, DB servers), VPNs; deployed monitoring, virtualization (VMware), hardware; supported multiple projects and vendors.

Education

BSc(Hons) in Electrical and Information Engineering at University of Ruhuna
January 11, 2030 - January 6, 2026
BSc(Hons) Electrical and Information Engineering at University of Ruhuna
January 11, 2030 - January 6, 2026
BSc(Hons) Electrical and Information Engineering at University of Ruhuna
January 11, 2030 - January 22, 2026

Qualifications

AWS Certified Solutions Architect – Professional
January 11, 2030 - January 6, 2026
AWS Certified DevOps – Professional
January 11, 2030 - January 6, 2026
Kubernetes Certified Administrator
January 11, 2030 - January 6, 2026
Kubernetes Certified Developer
January 11, 2030 - January 6, 2026
Kubernetes Security Specialist
January 11, 2030 - January 6, 2026
HashiCorp Terraform Associate
January 11, 2030 - January 6, 2026
RHCE
January 11, 2030 - January 6, 2026
RHCSA
January 11, 2030 - January 6, 2026
ITIL Foundation
January 11, 2030 - January 6, 2026
CCNA
January 11, 2030 - January 6, 2026
CCNP
January 11, 2030 - January 6, 2026
AWS Certified Solutions Architect – Professional
January 11, 2030 - January 6, 2026
AWS Certified DevOps – Professional
January 11, 2030 - January 6, 2026
Kubernetes Certified Administrator
January 11, 2030 - January 6, 2026
Kubernetes Certified Developer
January 11, 2030 - January 6, 2026
Kubernetes Security Specialist
January 11, 2030 - January 6, 2026
Kubernetes Cloud Native Security Associate
January 11, 2030 - January 6, 2026
RHCE
January 11, 2030 - January 6, 2026
Microsoft Certified Solutions Associate (MCSA)
January 11, 2030 - January 6, 2026
AWS Certified Solutions Architect – Professional
January 11, 2030 - January 22, 2026
AWS Certified DevOps – Professional
January 11, 2030 - January 22, 2026
Kubernetes Certified Administrator
January 11, 2030 - January 22, 2026
Kubernetes Certified Developer
January 11, 2030 - January 22, 2026
Kubernetes Security Specialist
January 11, 2030 - January 22, 2026
Kubernetes Cloud Native Security Associate
January 11, 2030 - January 22, 2026
HashiCorp Terraform Associate
January 11, 2030 - January 22, 2026
RHCE
January 11, 2030 - January 22, 2026
RHCSA
January 11, 2030 - January 22, 2026
CCNA
January 11, 2030 - January 22, 2026
CCNP
January 11, 2030 - January 22, 2026
ITIL Foundation
January 11, 2030 - January 22, 2026

Industry Experience

Software & Internet, Professional Services, Government, Retail, Computers & Electronics, Other