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Test Engineer Iii Jobs (NOW HIRING)

Crane Company

Test Engineer II/III

Burbank, CA · On-site

The Test Engineer III also uses computer-assisted engineering and design software and equipment to perform daily assignments, applying principles of science and mathematics to develop economical ...

Crane Company

Test Engineer II/III

Burbank, CA · On-site

The Test Engineer III also uses computer-assisted engineering and design software and equipment to perform daily assignments, applying principles of science and mathematics to develop economical ...

mercury

Test Engineer III

Torrance, CA

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications.This role plays a pivotal part ...

Purple Hires Inc

Quality/Test Engineer 3

Mossville, IL · On-site

Quality/Test Engineer 3 Location: Mossville, IL (Onsite) Duration: 12+ Months Contract Job Summary * Client is seeking a Quality/Test Engineer to support product quality and customer service ...

Apply Early

Mercury Systems

Test Engineer III

Torrance, CA

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications.This role plays a pivotal part ...

MAXISIQ, Inc.

Test Engineer III

Quantico, VA

The Test Engineer Level 3 is responsible for supporting software quality assurance activities through the development and execution of test plans and test cases. This role performs both manual and ...

MAXISIQ, Inc.

Test Engineer III

Quantico, VA · On-site

The Test Engineer Level 3 is responsible for supporting software quality assurance activities through the development and execution of test plans and test cases. This role performs both manual and ...

Lam Research Corporation

Test Engineer 3

Livermore, CA · On-site

$86K - $192K/yr

... Engineering, or Computer Science) with 3+ years' experience; or equivalent experience * Experienced with Python coding language for automating test scripts, tracking metrics and interfacing with ...

Captivation Software

Test Engineer 3

Annapolis, MD · On-site

$130K - $270K/yr

Description Captivation Software is looking for a senior test engineer to create and run test cases ... * $3,600 HSA Contribution * 6 Weeks Paid Time Off * Company Paid Employee Medical/Dental/Vision ...

Captivation Software

Test Engineer 3

Annapolis Junction, MD

$130K - $270K/yr

Description Captivation Software is looking for a senior test engineer to create and run test cases ... * $3,600 HSA Contribution * 6 Weeks Paid Time Off * Company Paid Employee Medical/Dental/Vision ...

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Mercury Systems

Test Engineer III

Torrance, CA · On-site

Mercury Systems is seeking a Test Engineer III to lead test efforts in our data processing and avionics systems for mission critical aerospace and defense applications. This role plays a pivotal part ...

Hologic Inc.

Test Engineer 3

Newark, DE

$122K - $203K/yr

Creates and manages engineering change orders as they relate to test equipment. Responsible for ... 3 Years with master's degree, 0-1 Years with PhD Excellent knowledge of electro-mechanical ...

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How much do test engineer iii jobs pay per hour?

As of Jun 30, 2026, the average hourly pay for test engineer iii in the United States is $44.24, according to ZipRecruiter salary data. Most workers in this role earn between $33.41 and $52.40 per hour, depending on experience, location, and employer.

What does a Test Engineer III do?

A Test Engineer III is a senior-level professional responsible for designing, developing, and executing tests to ensure the quality and functionality of products or systems. They often lead testing projects, create and maintain test plans, analyze results, and collaborate with development teams to resolve issues. Additionally, they may mentor junior engineers, contribute to process improvements, and ensure compliance with industry standards. Their expertise helps deliver reliable and high-quality products to customers.

What is test engineer 3?

A Test Engineer III is a senior-level quality assurance professional responsible for designing, developing, and executing complex test plans to ensure product functionality and reliability. They often use testing tools, scripting, and automation to improve testing efficiency and may lead testing teams or projects. This role typically requires several years of experience and strong knowledge of testing methodologies and industry standards.

What engineers make $500,000?

Senior engineers in specialized fields such as software, petroleum, or aerospace engineering can reach or exceed $500,000 annually, especially with experience, bonuses, and stock options. High-level roles often require advanced skills, certifications, and leadership responsibilities, typically in large companies or high-demand industries.

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

To thrive as a Test Engineer III, you need a solid background in software testing, test case development, and quality assurance processes, typically supported by a relevant degree and experience with multiple testing methodologies. Familiarity with automated testing tools (such as Selenium or JUnit), bug tracking systems, and scripting languages is commonly required, and certifications like ISTQB can be advantageous. Strong analytical thinking, problem-solving skills, and effective communication enable you to identify issues efficiently and collaborate with development teams. These competencies are vital for ensuring product reliability, accelerating release cycles, and maintaining high software quality standards.

What is L1, L2, L3, and L4 engineer?

In engineering roles, including Test Engineer III positions, L1, L2, L3, and L4 typically refer to different levels of seniority and expertise, with L1 being entry-level and L4 representing senior or lead roles. These levels often correspond to increasing responsibilities, technical skills, and experience, and are used by organizations to structure career progression and compensation. For a Test Engineer III, understanding these levels helps clarify expectations for growth and skill development within the engineering team.

How does a Test Engineer III typically collaborate with cross-functional teams during product development?

As a Test Engineer III, you will frequently work alongside software developers, product managers, and quality assurance teams to ensure comprehensive testing coverage and product reliability. Collaboration often involves participating in design and requirement reviews, developing test plans based on evolving specifications, and providing feedback on potential risks or improvements. Your expertise will be key in mentoring junior testers and communicating findings to both technical and non-technical stakeholders, ensuring that issues are addressed efficiently throughout the development cycle.

What engineers make $300,000 a year?

Senior engineers in specialized fields such as software engineering, petroleum engineering, and aerospace engineering can earn $300,000 or more annually, especially with extensive experience, advanced skills, and in high-demand industries. Executive or managerial engineering roles may also reach this compensation level, often combined with bonuses and stock options.
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Infographic showing various Test Engineer Iii job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $92,027 per year, or $44.2 per hour.
Test Engineer III

Test Engineer III

Sierra Nevada Corporation

Dayton, OH • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago

Sierra Nevada Corporation rating

8.6

Company rating: 8.6 out of 10

Based on 27 frontline employees who took The Breakroom Quiz

17th of 60 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 Test Engineer III, you will lead the development and execution of comprehensive test plans for advanced aerospace and defense systems. This role requires in-depth expertise in testing methodologies and the ability to manage multiple test projects simultaneously, ensuring product compliance and performance.
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:

  • Lead the development and execution of comprehensive test plans and procedures.
  • Oversee system-level, sub-system, and component-level testing, including functional, performance, and environmental test.
  • Perform detailed analysis of test data, identify root causes of issues, and provide actionable recommendations in a comprehensive test report.
  • Identify, document, troubleshoot, and facilitate resolution of issues and anomalies.
  • Coordinate with cross-functional teams to define test requirements and strategies.
  • Ensure test processes and equipment meet industry standards and regulatory requirements.
  • Generate content and lead internal/external meetings and briefs.

Qualifications You Must Have:

  • Bachelor's of Science in Engineering or related field.
  • 6+ years of experience in test engineering or a related role.
  • Higher level relevant degree may substitute for experience.
  • Advanced understanding of test and evaluation principles and methodologies.
  • Proven knowledge of engineering principles and practices.
  • Experience working in multi-disciplinary design and development teams.
  • Knowledge of requirements management, system design, and systems integration.
  • Experience with 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:

  • Experience with various testing equipment, standards, and methodologies to include manual and automated testing
  • Ability to prepare 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).
  • Experience conducting testing per MIL-STD-810, DO-160, or other similar industry methods and standards.
  • Ability to read schematics, use service manuals, follow test procedures, and use logical trouble shooting techniques.
  • Background in the Aerospace and Defense Industry.
  • Knowledge of safety risk management, risk mitigations, and industry standards.

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.

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 current/active 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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