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Senior Performance Engineer Jobs in Castaic, CA (NOW HIRING)

The Senior Performance Engineer Test is responsible for defining, implementing, and evolving the performance engineering strategy for ICANN's mission-critical applications and services. This role ...

Utilize collected data to improve component life and performance. * Engineer components for high ... Senior Thermo-Mechanical Engineer - $140,000 - $185,000 Culture At Antares, we like to specifically ...

This is a hands-on engineering role focused on real-world hardware integration, high-performance ... E05 / Senior: $141,380 -$194.390 * E06 / Staff: $163,270 - $224,500 Pay Range $141,380--$224,500 ...

Senior GNC Engineer

Los Angeles, CA · On-site

$150K - $200K/yr

Senior GNC Engineer - Lead Spacecraft Guidance, Navigation & Mission Design Los Angeles, CA | On ... Develop analytical tools, simulations, and software models to evaluate mission performance and ...

Senior GNC Engineer

Los Angeles, CA · On-site

$150K - $200K/yr

Senior GNC Engineer - Lead Spacecraft Guidance, Navigation & Mission Design Los Angeles, CA | On ... Develop analytical tools, simulations, and software models to evaluate mission performance and ...

Senior GNC Engineer

Los Angeles, CA · On-site

$150K - $200K/yr

Senior GNC Engineer - Lead Spacecraft Guidance, Navigation & Mission Design Los Angeles, CA | On ... Develop analytical tools, simulations, and software models to evaluate mission performance and ...

Senior Sourcing Engineer

Camarillo, CA

$106K - $146K/yr

Extraordinary performance comes from extraordinary people. Meissner as a group is passionate about ... The Senior Sourcing Engineer drives engineering-led sourcing strategy, supplier development, and ...

Senior Software Engineer

Los Angeles, CA

$132K - $174K/yr

Senior Software Engineer Parallel Systems is seeking a Senior Software Engineer to design, build ... You will work on high-performance backend systems that empower our rail vehicles to navigate the ...

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Senior Performance Engineer information

See Castaic, CA salary details

$58.8K

$125K

$181.3K

How much do senior performance engineer jobs pay per year?

As of Aug 27, 2026, the average yearly pay for senior performance engineer in Castaic, CA is $125,020.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,200.00 and $141,800.00 per year, depending on experience, location, and employer.

What is a senior performance engineer?

A Senior Performance Engineer is responsible for optimizing the performance, scalability, and reliability of software applications and systems. They analyze performance metrics, conduct load and stress testing, identify bottlenecks, and work with development teams to implement improvements. This role requires expertise in profiling tools, performance tuning, and system architecture to ensure optimal user experience. Additionally, they may establish best practices for performance testing and contribute to overall system design decisions.

What does a senior performance engineer do?

A Senior Performance Engineer typically oversees performance testing cycles, analyzes system metrics, and collaborates with development and operations teams to diagnose and resolve performance issues. Daily tasks often include designing and executing test plans, monitoring application behavior under load, and recommending improvements for scalability and efficiency. They also participate in code reviews and architectural discussions to identify potential bottlenecks early in the development cycle. Consistent communication with both technical and non-technical stakeholders is key, ensuring that performance goals align with business objectives.

What skills and qualifications are needed to thrive as a senior performance engineer?

To thrive as a Senior Performance Engineer, expertise in performance analysis, capacity planning, and system optimization—often backed by a degree in computer science or a related field—is crucial. Familiarity with tools such as LoadRunner, JMeter, APM solutions, profiling tools, and relevant certifications like CPPE or PMP are highly beneficial. Strong problem-solving, collaboration, and clear communication skills are vital for identifying bottlenecks and working closely with cross-functional teams. These combine to ensure robust system performance, user satisfaction, and reliable application scalability in demanding technical environments.

What cities near Castaic, CA are hiring for Senior Performance Engineer jobs?

Cities near Castaic, CA with the most Senior Performance Engineer job openings:

Senior Performance Engineer Test

Los Angeles, CA

ICANN
Software Development • 201 - 500 employees

Full-time

Posted 13 days ago


Job description

Senior Performance Engineer Test
Primary Location Los Angeles
Possible Hiring Locations Los Angeles
Department 0949 - Software Engineering