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Sr Performance Test Engineer Jobs in Colorado (NOW HIRING)

Sr. Test Engineer

Lafayette, CO · On-site

$108K - $155K/yr

Senior Test Engineer Position Type:Full Time Pay Range: $108,000 - $155,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity ...

Senior Test Engineer

Aurora, CO · On-site

$110K - $120K/yr

JANUS Research Group is seeking a Senior Test Engineer at Buckley Space Force Base to support the Future Operationally Resilient Ground Evolution (FORGE) Lead Integration, Test, and Evaluation with ...

JANUS Research Group is seeking a Senior Test Engineer at Buckley Space Force Base to support the Future Operationally Resilient Ground Evolution (FORGE) Lead Integration, Test, and Evaluation with ...

We're looking for a passionate Senior Test Engineer to join the Chinook Program to support one of ... Perform functional, integration, regression, system, and performance testing. * Identify, document ...

Test Engineer II

Fort Collins, CO · On-site

$75K - $105K/yr

Design and execute regression and performance tests for RF-based plasma power systems. Responsible for supporting Test Engineering efforts in the design and analysis of new and existing automation ...

Senior Test Engineer

Englewood, CO · On-site

$107K - $195K/yr

We're looking for a passionate Senior Test Engineer to join the Chinook Program to support one of ... Perform functional, integration, regression, system, and performance testing. * Identify, document ...

Test Engineer

Denver, CO

$120K - $150K/yr

Execute functional, environmental, and performance tests; collect and analyze data; and document ... Bachelor's degree in engineering (mechanical, electrical, aerospace, or related). * [ Senior level ...

Showing results 21-40

Sr Performance Test Engineer information

What are some typical challenges faced by a Sr Performance Test Engineer, and how can these be addressed?

Sr Performance Test Engineers often encounter challenges such as simulating real-world user loads, identifying performance bottlenecks in complex systems, and ensuring testing environments closely mirror production. Addressing these requires collaboration with developers and DevOps teams to set up accurate test environments, using advanced monitoring tools to trace issues, and continuously refining test scripts as applications evolve. Proactively communicating with stakeholders and staying updated on the latest performance testing tools can also help overcome these challenges.

What is the difference between Sr Performance Test Engineer vs Performance Test Engineer?

AspectSr Performance Test EngineerPerformance Test Engineer
CredentialsTypically requires 5+ years experience, certifications like ISTQB or ISTQB Advanced, and strong technical skillsUsually requires 2-4 years experience, similar certifications, and foundational testing skills
Work EnvironmentWorks in complex projects, often leads testing efforts, and collaborates with multiple teamsPerforms testing tasks under supervision, supports performance testing activities
Industry UsageCommonly employed in IT, software development, and enterprise applicationsUsed across similar industries, often as an entry to mid-level role

The main difference is experience level and responsibility. Sr Performance Test Engineers lead testing efforts and handle complex scenarios, while Performance Test Engineers focus on executing tests and supporting the team. Both roles require similar skills and certifications, but the senior role involves more leadership and strategic planning.

What is a Sr Performance Test Engineer?

Senior Performance Test Engineers are experienced professionals responsible for designing, implementing, and executing tests to evaluate the speed, responsiveness, scalability, and stability of software applications under varying workloads. They analyze system performance, identify bottlenecks, and recommend optimizations to ensure the application meets performance requirements. Additionally, Sr Performance Test Engineers often lead performance testing initiatives, mentor junior testers, and collaborate closely with development and operations teams to ensure a high-quality user experience.

What are the key skills and qualifications needed to thrive as a Sr Performance Test Engineer?

To thrive as a Sr Performance Test Engineer, you need an in-depth understanding of performance testing concepts, scripting, and analysis, typically supported by a degree in computer science or a related field. Expertise in tools like LoadRunner, JMeter, and monitoring systems such as Dynatrace or New Relic, along with relevant certifications, is often required. Strong analytical thinking, problem-solving abilities, and effective communication skills set standout professionals apart in this role. These skills and qualities are crucial to accurately identify bottlenecks, ensure system reliability, and drive collaboration across development teams for optimal application performance.
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Infographic showing various Sr Performance Test Engineer job openings in Colorado as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution.

Sr Test Engineer - Test Integrator

Sierra Nevada Corporation

Lone Tree, CO • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago


Sierra Nevada Corporation rating

8.7

Company rating: 8.7 out of 10

Based on 28 frontline employees who took The Breakroom Quiz

18th of 72 rated aerospace companies


Job description

Do you have an eye for detail and enjoy working with amazing products and tools? Join us in championing and protecting explorers and heroes! As a Senior Test Engineer, you will be responsible for leading the most complex and critical testing projects within the organization. You will develop sophisticated test plans, mentor junior engineers, and ensure the highest level of product performance and compliance with industry standards.
In this role, you will provide leadership and mentorship to the test team, enhancing efficiency and enabling knowledge transfer. You will take ownership of complex integration efforts, reducing bottlenecks on high-priority or technically challenging programs. By improving resource allocation, you will ensure both new and existing programs receive appropriate and timely support.
Our testing approach evolves with the design maturity, extending from initial stages through to post-production follow-ups on subsequent articles.
The role involves extensive system testing, aimed at assessing a broad spectrum of mission equipment such as communication, computing, navigation, and surveillance systems, to ensure they meet design and functionality standards.
Please note, this role does not require any knowledge or skills related to software or automation testing.
The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations - with an unrivaled record of on time and on (or under) budget deliveries.
Responsibilities:
  • Generate and monitor detailed test resource, training, and staffing requirements
  • Serve as the program's point of contact for all test-related activities and issues
  • Support Program Team in procurement of subcontractors and material for the test effort (e.g., test facilities, instrumentation hardware, etc.)
  • Lead and manage complex and high-stakes testing projects.
  • Develop and execute sophisticated test plans and procedures for advanced systems.
  • Provide technical leadership and mentorship to junior test engineers.
  • Perform high-level data analysis and generate detailed reports for senior management.
  • Collaborate with cross-functional teams to ensure alignment on test strategies and requirements.
  • Assess, manage, and mitigate test and safety related risks.

Qualifications You Must Have:
  • Bachelor's of Science in Engineering or related field.
  • 10+ years of experience in test engineering or a related role.
  • Higher level relevant degree may substitute for experience.
  • Expert understanding of test and evaluation principles and methodologies.
  • Thorough understanding of engineering principles and practices.
  • Experience leading multi-disciplinary design and development teams.
  • Advanced Knowledge of requirements management, system design, and systems integration.
  • Demonstrated experience planning, conducting, and documenting Verification and Validation (V&V) activities.
  • Ability to read schematics, use service manuals, follow test procedures, and use logical trouble shooting techniques.

Qualifications We Prefer:
  • Previous leadership roles within a testing environment.
  • Direct usage of various testing equipment, standards, and methodologies to include manual and automated testing.
  • Experience authoring complex and professional test plans, test procedures, and test reports in order to demonstrate compliance to system requirements.
  • Familiarity with Product and Quality Assurance principles and experienced in generation and disposition of product non-conformances.
  • Experience performing certification testing for various certification organizations (i.e. FAA, NASA, DoD).
  • Ability to read schematics, use service manuals, follow test procedures, and use logical trouble shooting techniques.
  • Background in the Aerospace and Defense Industry.
  • Experience conducting testing per MIL-STD-810, DO-160, or other similar industry methods and standards.
  • Knowledge of safety risk management, risk mitigations, and industry standards.
  • Experience with the sequence of test events accounts for safety risk management, including identifying potential risks and implementing mitigations, to conduct tests safely and effectively.

Essential Functions:
  • Ability to work on a computer for extended periods.
  • Ability to lift up to 25 lbs regularly.
  • Occasional travel may be required.
  • Ability to work in an office, lab, hangar, or offsite environment.

This posting will be open for application for a minimum of 5 days and may be extended based on business needs.
Estimated Starting Salary Range: $124,771.42 - $171,560.71. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated with the location at which the position may be filled.
SNC offers annual incentive pay based upon performance that is commensurate with the level of the position.
SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.
IMPORTANT NOTICE:
This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.
Learn more about the background check process for Security Clearances.
SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We're known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team!
SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.

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