Performance Engineer

About the role

RTI is looking for a Performance Engineer to drive performance characterization and optimization of its Connext Professional software. You will work on modeling, workload and network analysis, and bottleneck identification to ensure the system meets strict latency, scalability, and throughput requirements.

Key responsibilities

• Design and execute performance testing, regression detection, and benchmarking initiatives using tools such as gprof, perf, and other profilers.
• Conduct performance modeling and simulations to predict software behavior under varied workloads.
• Perform workload and network characterization to understand usage patterns and resource consumption.
• Develop and maintain shared tools and infrastructure for performance measurement, analysis, and reporting.
• Collaborate with development teams to embed performance considerations throughout the software lifecycle.
• Publish test results with clear visualizations and actionable insights for stakeholders.

Required profile

• Advanced degree in Computer Science, HPC, or a related field.
• 5+ years of experience in performance modeling, testing, analysis, and optimization of critical software systems.
• Strong problem‑solving and analytical abilities with meticulous attention to detail.

Required skills

• gprof
• perf
• JMeter (or similar load testing frameworks)
• LoadRunner
• CI/CD pipelines with automated performance testing
• C++
• Python
• Java
• eBPF for performance monitoring and profiling

What we offer

• Opportunity to work on high‑impact performance challenges in a critical, real‑time environment.
• Collaborative culture focused on innovation and continuous improvement.