Principal Software Engineer In Test I
Delphix
Software Engineering
Alameda, CA, USA
USD 120,850-169k / year
Posted on May 7, 2026
Perforce is a community of collaborative experts, problem solvers, and possibility seekers who believe work should be both challenging and fun. We are proud to inspire creativity, foster belonging, support collaboration, and encourage wellness. At Perforce, you’ll work with and learn from some of the best and brightest in business. Before you know it, you’ll be in the middle of a rewarding career at a company headed in one direction: upward.
With a global footprint spanning more than 80 countries and including over 75% of the Fortune 100, Perforce Software, Inc. is trusted by the world’s leading brands to deliver solutions for the toughest challenges. The best run DevOps teams in the world choose Perforce.
Position Summary:
Archie Mitchell, Software Engineering Manager for P4 (Helix Core) at Perforce, is seeking a Principal Software Engineer in Test I to join the team. A Principal Software Engineer in Test evaluates and optimizes the performance of software, hardware, and systems to ensure they are fast, reliable, and efficient. Their responsibilities include identifying bottlenecks, designing solutions, testing performance under various loads, collaborating with development teams to improve the system's overall architecture and user experience, and evaluating software functionality for performance, including CPU, memory, and I/O usage.
Responsibilities:
• Performance testing platforms: Performance and scalability testing of new and advanced cross-platform features in C++/Rust on a variety of Linux/UNIX/Mac OSX/Windows platforms.
• Performance analysis: Identify and analyze performance issues and bottlenecks across system layers, from applications and databases to infrastructure and networking.
• Solution development: Develop software or automation solutions to address performance problems and improve system efficiency.
• Performance testing: Design, script, run, and analyze performance tests to simulate different load conditions and validate non-functional requirements.
• Collaboration: Work closely with development, infrastructure, and product teams to set performance goals and implement improvements.
• Monitoring: Monitor systems after deployment to ensure ongoing performance and adherence to Service Level Objectives (SLOs) and
• Service Level Agreements (SLAs).
• Optimization: Influence architectural and design decisions to prioritize key performance goals, such as latency and throughput.
• Customer Support: Simulate, reproduce, and troubleshoot production performance issues.
• Performance Lab Support: servicing data center hardware and upgrading software.
• Performance analysis: Identify and analyze performance issues and bottlenecks across system layers, from applications and databases to infrastructure and networking.
• Solution development: Develop software or automation solutions to address performance problems and improve system efficiency.
• Performance testing: Design, script, run, and analyze performance tests to simulate different load conditions and validate non-functional requirements.
• Collaboration: Work closely with development, infrastructure, and product teams to set performance goals and implement improvements.
• Monitoring: Monitor systems after deployment to ensure ongoing performance and adherence to Service Level Objectives (SLOs) and
• Service Level Agreements (SLAs).
• Optimization: Influence architectural and design decisions to prioritize key performance goals, such as latency and throughput.
• Customer Support: Simulate, reproduce, and troubleshoot production performance issues.
• Performance Lab Support: servicing data center hardware and upgrading software.
Competencies:
• Accountability
• Dealing with ambiguity
• Interpersonal savvy
• Organizational skills
• Learning Agility
• Dealing with ambiguity
• Interpersonal savvy
• Organizational skills
• Learning Agility
Requirements:
• Technical skills: Expertise in scripting, performance testing tools, code profiling, and understanding of various technologies like databases, APIs, and infrastructure.
• Problem-solving: Strong analytical and problem-solving skills to tackle complex performance challenges.
• AI first mindset and proven proficiency in using AI for testing
• Domain knowledge: Understanding of the business domain to effectively communicate with stakeholders and developers.
• Expertise in cross-platform Operating Systems (Linux/UNIX/Mac OSX/Windows), filesystems, databases, and networking.
• Software knowledge: C/C++, Perl, Rust exposure; Linux OS, JMeter, BlazeMeter knowledge; system tools: strace, lsof, netstat, vmstat, and graphing.
• 10+ years of industry-level software performance engineering experience.
• 10+ years of experience with high-level programming languages, with a preference for C++/Rust.
• Education: A bachelor's degree in computer science, software engineering, or a related field is typically required.
• Problem-solving: Strong analytical and problem-solving skills to tackle complex performance challenges.
• AI first mindset and proven proficiency in using AI for testing
• Domain knowledge: Understanding of the business domain to effectively communicate with stakeholders and developers.
• Expertise in cross-platform Operating Systems (Linux/UNIX/Mac OSX/Windows), filesystems, databases, and networking.
• Software knowledge: C/C++, Perl, Rust exposure; Linux OS, JMeter, BlazeMeter knowledge; system tools: strace, lsof, netstat, vmstat, and graphing.
• 10+ years of industry-level software performance engineering experience.
• 10+ years of experience with high-level programming languages, with a preference for C++/Rust.
• Education: A bachelor's degree in computer science, software engineering, or a related field is typically required.
Additionally, this position is eligible for benefits including, but not limited to, medical, dental, vision, retirement benefits, life insurance, wellness programs, total time off, and other employee perks that may be offered by Perforce from time to time. The actual offer will depend on a number of factors including, but not limited to, a candidate’s education, skills, qualifications, depth of experience and other relevant business considerations. Perforce reserves the right to amend or modify employee perks and benefits at any time.
All employees are expected to demonstrate AI fluency appropriate to their role and level, including responsible use of AI tools, sound judgment, and adherence to company AI governance and security policy standards.
Come work with us! Our team members are valued for their contributions, introduced to new opportunities, and rewarded well. Perforce combines the experience and rewards of a start-up with the security of an established and privately held profitable company.
If you are passionate about the technology that impacts our day-to-day lives and want to work with talented and dedicated people across the globe, apply today!
Please click here for: EOE & Belonging Statements | Perforce Software
120850 - 169000 USD a year