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System Performance Engineer Jobs (NOW HIRING)

Kratos Defense

Performance Engineer

Auburn Hills, MI

This role supports propulsion system performance analysis and validation by collecting, formatting, analyzing, and reporting test performance data across development, acceptance, and qualification ...

H R PUNDITS INC

SAP Performance Engineer

Austin, TX · On-site

SAP Performance Engineer Location: Austin, TX (Day 1 onsite) * Responsibilities: * Define, develop ... Debug and improve system performance/scalability in cross-functional teams. * Use profiling tools ...

Staffingine LLC

Performance Engineer

Columbus, OH · On-site

Performance Engineer Job Location: Columbus, OH Job Type: Contract * Design and implement ... Analyze system performance metrics and identify bottlenecks across application, database, and ...

PDT Partners

Performance Engineer

New York, NY · On-site

$195K - $225K/yr

You will work at the intersection of software, systems, and hardware to analyze performance, drive ... Versatile engineering mindset: ability to learn quickly, tackle diverse challenges, and adapt.

PDT Partners

Performance Engineer

New York, NY · Hybrid

$195K - $225K/yr

You will work at the intersection of software, systems, and hardware to analyze performance, drive ... Versatile engineering mindset: ability to learn quickly, tackle diverse challenges, and adapt.

OneTrust

Quality Engineer - Performance

Atlanta, GA · On-site

The Performance Engineer will be responsible for driving and developing consistent performance/load ... Conduct system performance testing to ensure system reliability, capacity and scalability. * Get to ...

Anthropic

Performance Engineer

San Francisco, CA

Running machine learning (ML) algorithms at our scale often requires solving novel systems problems. As a Performance Engineer, you'll be responsible for identifying these problems, and then ...

SOLV Energy

Performance Engineer II

Bend, OR · On-site +1

The Performance Engineer II - O&M is responsible for overseeing the day-to-day operational ... Calculate and analyze energy losses and system performance impacts using internal tools and ad-hoc ...

SOLV Energy

Performance Engineer II

San Diego, CA · On-site +1

The Performance Engineer II - O&M is responsible for overseeing the day-to-day operational ... Calculate and analyze energy losses and system performance impacts using internal tools and ad-hoc ...

SOLV Energy

Performance Engineer II

OR · On-site +1

The Performance Engineer II - O&M is responsible for overseeing the day-to-day operational ... Calculate and analyze energy losses and system performance impacts using internal tools and ad-hoc ...

Seven Seven Software

Performance Engineer

New York, NY · On-site

... systems, and Java /.NET code. * Creates and executes complex performance tests and may lead the ... May provide performance engineering knowledge in contributing to simulation modelling projects.

Proticom

Performance Architect (Remote)

Atlanta, GA · Remote

$160.60K/yr

Our client is seeking a highly skilled and experienced Performance Architect (Systems Performance Engineer OR Principal Performance Engineer) to join their team. The ideal candidate will possess a ...

Mercor

Performance Engineer

San Francisco, CA · Remote

$90 - $120/hr

Guide research and engineering teams to improve AI model performance in systems-level optimization , compiler engineering , and runtime performance . * Design challenging tasks across multiple ...

ClifyX

Performance Engineer

Phoenix, AZ

Performance Engineer Performance Engineer Exact Work Location Phoenix, AZ 10+ years of IT ... testing MQs, Middleware systems Experience in understanding various middleware systems and ...

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System Performance Engineer information

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How much do system performance engineer jobs pay per hour?

As of May 30, 2026, the average hourly pay for system performance engineer in the United States is $60.11, according to ZipRecruiter salary data. Most workers in this role earn between $49.28 and $68.03 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a System Performance Engineer, and why are they important?

To thrive as a System Performance Engineer, you need expertise in performance analysis, systems architecture, and proficiency in programming languages like Python, C++, or Java, often supported by a degree in computer science or a related field. Familiarity with profiling tools (such as perf, JMeter, or New Relic), operating systems, and performance monitoring frameworks is essential. Strong analytical thinking, problem-solving abilities, and effective communication skills help you diagnose issues and collaborate with cross-functional teams. These skills are crucial for optimizing system efficiency, ensuring reliability, and supporting business-critical applications.

How does a System Performance Engineer typically collaborate with development and operations teams to address performance bottlenecks?

System Performance Engineers work closely with both development and operations teams to identify, analyze, and resolve system performance issues. They often participate in code reviews, consult on architectural decisions, and provide guidance on best practices for scalability and efficiency. This role involves using monitoring tools to gather performance data, leading root cause analyses, and facilitating communication between stakeholders to ensure that solutions are effectively implemented and validated. Regular cross-team meetings and performance review sessions are common, making strong collaboration and communication skills essential.

What does a System Performance Engineer do?

A System Performance Engineer is responsible for analyzing, monitoring, and optimizing the performance of computer systems and applications. They identify bottlenecks, troubleshoot issues, and implement solutions to ensure systems run efficiently and meet performance requirements. These engineers often work closely with development, operations, and infrastructure teams to improve system speed, scalability, and reliability. Their work may involve performance testing, tuning hardware and software configurations, and creating tools to automate performance analysis.

What is the difference between System Performance Engineer vs Network Performance Engineer?

AspectSystem Performance EngineerNetwork Performance Engineer
Required CredentialsBachelor's in Computer Science, Engineering, or related field; certifications like CWNP or Cisco CCNA beneficialBachelor's in Computer Science, Networking, or related; certifications like Cisco CCNA or Network+
Work EnvironmentFocuses on hardware, software, and system optimization within data centers or enterprise ITFocuses on network infrastructure, bandwidth, and latency within enterprise or service provider networks
Employer & Industry UsageUsed in IT, data centers, cloud services, and enterprise environmentsCommon in telecommunications, internet service providers, and large enterprise networks

The System Performance Engineer primarily focuses on optimizing overall system hardware and software performance, while the Network Performance Engineer concentrates on network infrastructure and data flow. Both roles require technical certifications and work in related environments, but their core responsibilities differ in scope and focus.

More about System Performance Engineer jobs
What states have the most System Performance Engineer jobs? States with the most job openings for System Performance Engineer jobs include:
What job categories do people searching System Performance Engineer jobs look for? The top searched job categories for System Performance Engineer jobs are:
System Performance Engineer jobs near you
Infographic showing various System Performance Engineer job openings in the United States as of May 2026, with employment types broken down into 84% Full Time, 4% Part Time, and 12% Contract. Highlights an 96% Physical, 2% Hybrid, and 2% Remote job distribution, with an average salary of $125,019 per year, or $60.1 per hour.

System Performance Engineer | Upto $120/hr

Mercor

New York, NY • Remote

$120/hr

Full-time

Posted 7 days ago

Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Performance Engineer (C++, Python, Rust)
Type: Contract
Compensation: $90–$120/hour
Location: Remote

Role Responsibilities

  • Guide research and engineering teams to improve AI model performance in systems-level optimization, compiler engineering, and runtime performance.
  • Design challenging tasks across multiple specializations and write accurate solutions to performance engineering problems.
  • Evaluate tasks and solutions, providing clear, written technical feedback.
  • Develop guidelines and rubrics for assessing systems design quality, profiling methodology, and performance analysis.
  • Collaborate with subject matter experts to ensure consistency and accuracy in training data.

Qualifications

Must-Have

  • 5+ years of experience in performance engineering, systems programming, or low-level optimization.
  • Expertise in C++ for performance-critical systems, including memory management and concurrency primitives.
  • Proficiency in Python for profiling and benchmarking; experience with Rust is a plus.
  • Track record of measurable performance improvements on production systems.
  • Ability to engage for at least 30 hours/week during weekdays.
  • Strong written communication skills.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.