Senior Performance Test Engineer

Primary Job Title:
Senior Performance Test Engineer

Alternate/Related Job Titles:

• Performance Engineer
• Load and Stress Test Engineer
• Cloud Performance Analyst
• Azure Performance Testing Specialist

Location:
Toronto, ON

Onsite Flexibility:
Hybrid

Contract Details:

• Position Type:
  Contract
• Contract Duration:
  Approximately 6 months
• Start:
  As Soon As Possible
• Pay Rate:
  C$60-75/hr

Job Summary:
The
Senior Performance Test Engineer
will play a key role in validating the scalability and efficiency of critical applications as part of a large-scale
migration from on-premise systems to Microsoft Azure Cloud
. This role is responsible for
designing, executing, and analyzing performance test scripts
to ensure that migrated applications maintain or improve performance while optimizing
cloud storage and compute costs
. The ideal candidate will have extensive experience in
Azure performance testing, application modernization, and capacity planning
, and will contribute to defining a long-term
Performance Test Program
for future cloud operations.

Key Responsibilities:

• Design and execute
  performance, load, and stress test scripts
  for ~30 migrated applications hosted on
  Microsoft Azure
  .
• Establish
  performance baselines
  and compare pre- and post-migration metrics to ensure no degradation in response times or throughput.
• Analyze test results to identify
  bottlenecks, latency, and scalability issues
  .
• Collaborate with
  cloud architects, developers, and operations teams
  to fine-tune application performance in Azure.
• Develop a comprehensive
  business case
  for implementing an ongoing
  Performance Test Program
  within the Azure Cloud environment.
• Document goals, costs, tools, and best practices to support future cloud testing initiatives.
• Provide
  recommendations for optimizing storage, CPU, and network usage
  to reduce costs while maintaining quality and availability.
• Support
  modernization strategy
  by leveraging
  Azure-native testing tools and DevOps integrations
  .

Required Experience:

• 8+ years
  of experience in performance and load testing within enterprise-scale systems.
• Proven expertise with
  Microsoft Azure
  cloud performance validation and resource monitoring.
• Proficiency with tools such as
  JMeter, LoadRunner, K6, BlazeMeter
  , or Azure-native testing utilities.
• Strong understanding of
  application migration, cloud scalability, and capacity planning
  .
• Experience writing and executing
  test automation scripts
  in Python, Java, or PowerShell.

Nice-to-Have Experience:

• Experience building performance monitoring dashboards using
  Azure Monitor, Application Insights, or Power BI
  .
• Knowledge of
  DevOps CI/CD pipelines
  and automated testing frameworks.
• Experience defining and implementing
  Performance Test Centers of Excellence (CoE)
  .
• Exposure to government or public-sector application modernization projects.

Required Skills:

• Performance testing and cloud optimization expertise.
• Strong analytical and problem-solving skills.
• Excellent communication and documentation abilities.

Preferred Skills:

• Familiarity with
  Azure cost optimization strategies
  and KPI tracking.
• Strong stakeholder engagement and presentation skills.
• Ability to build structured test plans aligned to modernization initiatives.

Additional Skills:

• Proven ability to develop
  business cases, ROI analysis, and tool evaluations
  .
• Ability to operate in fast-paced migration programs with evolving priorities.

About the Client:
A leading
public-sector technology modernization program
focused on migrating and optimizing business-critical applications to
Microsoft Azure Cloud
. This initiative supports enhanced scalability, security, and operational efficiency across essential government and infrastructure systems.

About GTT:
GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska. As a Native American-owned, economically disadvantaged corporation, we highly value
diverse and inclusive workplaces
. Our clients include Fortune 500 and public-sector organizations across IT, finance, energy, life sciences, and technology in the U.S. and Canada.

Job Number: