Proofpoint is looking to improve the performance, efficiency, and reliability of their applications under real-world load to enhance product design, architecture decisions, and customer experience.
Requirements
- Proficiency in at least one coding language (e.g., Perl) and Bash scripting for automation and benchmarking.
- Strong foundation in Linux operating systems, and debugging.
- Hands-on experience with KVM and VMware ESXi server configuration and performance tuning.
- Working knowledge of Jenkins or other CI/CD tools for automating test pipelines and reporting benchmark results.
- Understanding of networking fundamentals and container technologies (Docker, Kubernetes).
- Familiarity with Grafana, Prometheus, and performance profiling utilities (perf, iostat, vmstat, sar).
- Proven ability to design, execute, and interpret system-level benchmarks for enterprise-scale applications.
Responsibilities
- Develop and maintain custom benchmark tools and automation frameworks for bare-metal and virtualized (KVM, ESXi) environments.
- Execute load, stress, and scalability tests, identifying bottlenecks in CPU, memory, storage, and networking.
- Integrate performance benchmarks into CI/CD pipelines (e.g., Jenkins) to ensure consistent performance validation and regression tracking.
- Analyze Linux diagnostic tools and application logs to trace and resolve performance issues.
- Configure and tune KVM and ESXi servers for maximum throughput and stability.
- Build and maintain Grafana / Prometheus dashboards to visualize metrics and trends.
- Partner with developers, DevOps, and infrastructure teams to drive measurable improvements across the stack.
Other
- Master’s degree in Computer Science, Engineering, or related field OR Bachelor’s degree with 3+ years of experience in performance engineering or a similar role
- Demonstrated ownership, initiative, and ability to set direction in complex environments.
- Excellent communication skills and strong attention to detail.
- Collaborate with passionate engineers who value curiosity, ownership, and precision.
- Influence enterprise-grade performance outcomes that impact thousands of customers worldwide.
