Driving
Sai Kousik Agastyaraju
Senior Engineer
Eindhoven
Summary
Accomplished Site Reliability Engineer with a strong track record at ASML, specializing in the development and optimization of scalable compute platforms and container orchestration solutions. Proficient in Kubernetes and Ansible, with a focus on automation, system reliability, and achieving 99.99% uptime through proactive performance tuning.
Recognized for outstanding customer engagement and cross-functional collaboration, delivering seamless technical support and building lasting client relationships. Thrive in multicultural, international environments, with hands-on experience supporting global customers across the United States, China, Singapore, Japan, Europe, and Taiwan.
Adaptable, fast learner, and committed to operational excellence in complex, mission-critical environments.
Overview
8
8
years of professional experience
2
2
Languages
Work History
Site Realiability Engineer
ASML
09.2022 - Current
- Engineered and maintained scalable, distributed compute platforms, supporting mission-critical applications in semiconductor manufacturing environments.
- Automated deployments and upgrades using Ansible and Python, ensuring consistency across air-gapped, on-premise (DCE), and on RHEV installations.
- Integrated and configured open-source technologies, including Kubernetes, DC/OS, Kafka, and Spark, to support high-throughput data processing and real-time analytics.
- Contributed to the testing, qualification, and implementation of complex platform migrations, including orchestration layers, storage systems, and operating system components, ensuring seamless transitions and minimal downtime.
- Take part in the process of migration workloads from DC/OS to Kubernetes, including setting up containers, updating configurations, and testing the new setup
- Collaborated with application teams to optimize resource scheduling, container orchestration, and failover mechanisms.
- Diagnosed and resolved complex system issues escalated from first-line support, delivering a temporary solution for a globally distributed installed base.
- Maintained platform observability using Splunk, including the creation of custom KPI dashboards, and log aggregation.
- Contributed to achieving 99.99% uptime (four nines) by proactively identifying performance bottlenecks and implementing resilient architecture patterns.
- Possess a strong background in global customer support, with a proven track record of delivering onsite technical assistance, and fostering trusted client relationships through proactive communication and high-quality service delivery.
- Known for strong interpersonal and communication skills, effectively translating complex technical concepts for non-technical stakeholders, and ensuring solutions align with user needs and business objectives.
- Thrive in multicultural and international team environments, with a proven ability to adapt quickly, learn efficiently, and maintain a high standard of excellence. Experienced in supporting global customers and collaborating across diverse regions, including the United States, China, Singapore, Japan, Europe, and Taiwan.
Customer Support Executive
Tata Consultancy Services
09.2017 - 07.2019
- Provided technical support for the Network Scale Compute cloud platform, enabling users to deploy and manage microservices within a Docker-based, containerized environment.
- Responsible for deploying microservices and assisting customers in understanding platform functionality, deployment processes, and usage best practices.
- Performed regular maintenance and upgrades of MongoDB, ensuring data reliability and system performance.
- Facilitated customer onboarding, including configuring access privileges, and ensuring smooth integration with platform services.
- Diagnosed and resolved issues related to microservice deployment, accessibility, and platform operations, contributing to improved customer satisfaction and system stability.
- Collaborated with cross-functional teams to deliver high-quality production support and monitoring services, ensuring platform availability and performance.
Education
Master of Science - Information Technology
University College Of Engineering
Kakinada 04.2001 -
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University Kakinada
04.2001 -
Skills
Qualification and analysis
Linux Systems Administration
Containerization: Docker
Orchestration: Kubernetes, DC/OS
Infrastructure as Code (IaC): Terraform, Ansible
Incident Management & Root Cause Analysis
Service Level Objectives (SLOs), SLIs, SLAs
Configuration management
Operations management
Risk assessment
Project administration
Collaboration with Dev/QA/Support teams
Customer-facing communication
Documentation and knowledge sharing
Problem-solving under pressure
Accomplishments
- Take part in the process of shifting workloads from DC/OS to Kubernetes, including setting up containers, updating configurations, and testing the new setup
- Coordinated and facilitated training programs aimed at improving team competencies and supporting continuous professional development
Interests
Timeline
Site Realiability Engineer
ASML
09.2022 - Current
Customer Support Executive
Tata Consultancy Services
09.2017 - 07.2019
Master of Science - Information Technology
University College Of Engineering
04.2001 -
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University Kakinada
04.2001 -