Jackson Crasto
Senior Principal Engineer - IT System Engineer @ Marsh McLennan | Optimizing IT System Performance| AI powered Performance Engineering, Observability and SRE Lead with overall 14 years of experience
- Role
- Senior Principal Engineer- IT System Engineer at Marsh McLennan
- Location
- Thane, MH, IN
- LinkedIn followers
- 500 followers
About Jackson Crasto
I am a Senior Principal Engineer — IT Systems Engineering at Marsh McLennan with experience driving application and infrastructure reliability through performance engineering, SRE practices, and observability. I design and lead load, stress, and endurance testing programs that validate capacity, uncover bottlenecks, and ensure consistent user experience under real-world load. I partner with product, platform, and operations teams across insurance, healthcare, and banking to turn telemetry into actionable remediation, reduce incident detection time, and improve service availability.Core technologies and tools:Performance testing: Micro Focus LoadRunner, Apache JMeter, K6 Cloud, Silk Performer, Rational Performance TesterObservability & monitoring: Datadog, Splunk, Grafana, DynatraceKey capabilities:Synthetic monitor creation and Real User Monitoring (RUM)APM configuration, log monitoring, alerting, and dashboard designRunbook creation, incident management, mitigation, and RCA,My focus is on proactive observability, resilient system design, and measurable performance validation so teams can prevent outages, validate releases, and deliver reliable digital experiences that support business outcomes.Workflow automation
Experience
Senior Principal Engineer- IT System Engineer
Dec 2019 — Present · Maharashtra, IN
Education
Holy cross convent school,Mira Road
SSC, Science and Technology
2001 — 2006
St. Francis Institute Of Technology
Bachelor of Engineering (B.E.), Computer Science
2008 — 2012
The Royal Higher Education Societys College of Arts Science and Commerce,Thane
High School, Physics,Chemisty,Maths,Biology
2006 — 2008
Skills
- Load Testing
- Mysql
- Testing
- C#
- Jira
- Endurance
- Sql
- Linux
- Silk Performer
- Test Planning
- C
- Programming
- Java
- Big Data
- Stress Testing
- Jmeter
- C++
- Requirements Gathering
- Performance Testing
- Hp Performance Center
- Sdlc
- Cloud Performance Testing
- Agile Methodologies
- Loadrunner
- Hp Quality Center
- Test Strategy
- Html
- Oracle
- Requirements Analysis
- Javascript
- Amazon Web Services (Aws)
- Quality Assurance
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