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Test Engineer Iii Jobs (NOW HIRING)

FRONTGRADE TECHNOLOGIES

Test Engineer III

Hauppauge, NY

$96K - $120K/yr

Frontgrade is seeking a highly skilled Test Engineer III to lead the development and execution of advanced electrical and environmental test solutions in support of aerospace-grade products. This ...

FRONTGRADE TECHNOLOGIES

Test Engineer III

Hauppauge, NY · On-site

$104K - $130K/yr

Frontgrade is seeking a highly skilled Test Engineer III to lead the development and execution of advanced electrical and environmental test solutions in support of aerospace-grade products. This ...

HME

Test Engineer III

Carlsbad, CA · On-site

$94K - $126K/yr

We are currently recruiting for a temporary Test Engineer III. What you will do in the position: * Design, fabricate, and program Automated Test Equipment (ATE) * Develop, evaluate, and recommend ...

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 ...

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 ...

Heartflow

Test Engineer III

San Francisco, CA

... * 3-5 years of experience in software test engineering, SDET, or quality engineering roles, with a hands-on automation focus. * Genuine enthusiasm for AI-assisted and emerging test automation tools ...

mercury

Test Engineer III

Hudson, NH

As a Test Engineer III, you'll be at the center of this mission: validating ruggedized systems that must perform flawlessly in extreme environments, ensuring reliability where it matters most. If you ...

Heartflow

Test Engineer III

San Francisco, CA · On-site

... * 3-5 years of experience in software test engineering, SDET, or quality engineering roles, with a hands-on automation focus. * Genuine enthusiasm for AI-assisted and emerging test automation tools ...

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 ...

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 ...

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 ...

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 ...

Mercury Systems

Test Engineer III

Hudson, NH

As a Test Engineer III, you'll be at the center of this mission: validating ruggedized systems that must perform flawlessly in extreme environments, ensuring reliability where it matters most. If you ...

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How much do test engineer iii jobs pay per hour?

As of Jul 22, 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 engineer makes $500,000 a year?

While most test engineers, including senior or lead roles, do not typically earn $500,000 annually, some highly specialized or executive-level engineers in industries like technology or aerospace can reach or exceed this level through bonuses, stock options, and profit sharing. Such compensation is rare and usually associated with senior management or executive positions rather than standard engineering roles.

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 lead testing efforts, analyze test results, and collaborate with development teams, typically requiring advanced knowledge of testing tools, scripting, and industry standards. This role may also involve mentoring junior testers and improving testing processes.

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, L1, L2, L3, and L4 typically refer to different levels of seniority and experience, with L1 being entry-level and L4 representing senior or lead positions. For a Test Engineer III, this classification helps define responsibilities, skill requirements, and career progression within the organization, often involving increasing expertise in testing methodologies, tools, and automation. These levels guide hiring, training, and performance expectations in technical environments.

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-level engineering roles or those with significant managerial responsibilities may also reach or exceed this salary level.
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Infographic showing various Test Engineer Iii job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $92,027 per year, or $44.2 per hour.
Test Engineer III

Test Engineer III

FRONTGRADE TECHNOLOGIES

Hauppauge, NY

$96K - $120K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 23 days ago

Job description

Frontgrade is seeking a highly skilled Test Engineer III to lead the development and execution of advanced electrical and environmental test solutions in support of aerospace-grade products. This role is responsible for designing and implementing comprehensive test strategies, developing Special Test Equipment (STE), and supporting both qualification and production testing of motors, resolvers, encoders, actuators, slip rings, flex tapes, and control electronics.

The ideal candidate will bring strong expertise in test automation, electrical troubleshooting, and environmental testing. Emphasis is placed on developing automated, scalable, and repeatable test solutions to optimize efficiency, ensure quality consistency, and support program requirements.

This position also includes hands-on involvement with environmental test systems, including thermal vacuum chambers, ambient thermal chambers, and vibration equipment.

  • Compensation $96,376.12 - Maximum Salary $120,470.15

About Frontgrade
At Frontgrade, we build mission-critical electronics that perform without compromise in the world's most demanding environments, from deep space to national defense. With decades of proven heritage, we deliver high-reliability components, subsystems, and integrated solutions trusted when failure is not an option. But our strength is not just in what we build. It is in the people who make it possible. From engineers and product managers to sales teams, marketers, and skilled manufacturing professionals, every role plays a direct part in enabling missions that protect, explore, and connect our world. We move with purpose, collaborate across disciplines, and take pride in delivering solutions our customers rely on in the highest-stakes environments. If you want your work, whatever your specialty, to contribute to something bigger, you will find your place at Frontgrade.
 
Why Work for Us
We believe mission success starts with taking care of our people. That's why we offer competitive health, wealth, and wellbeing benefits from day one. You'll also find real opportunities to learn, grow, and advance, whether you're building technical expertise, leading teams, or expanding into new areas. Here, your growth is part of the mission.

Additional Information
This position may require access to technology, materials, software or hardware that is controlled by either ITAR or EAR U.S. export laws.  As a condition of any job offer, in order to be employed in this position, you may need to obtain a U.S. Government export license(s), as required by law.
 
Other benefits include:
  • Immediate Medical (FSA and HSA), Dental, and Vision
  • 401K Match with 100% immediate vesting
  • 9X80 compressed work schedule for qualifying roles
  • Career Opportunity and Growth
  • Tuition Reimbursement/Student Loan Repayment
  • Generous PTO and 11 paid Holidays per year (9 designated holidays and 2 floating holidays)
  • 8 weeks of 100% Paid Family Leave
    • 4+ years of experience in electrical test engineering or similar hands-on engineering roles.
    • Solid understanding of motor and actuator operation, along with experience troubleshooting analog and digital electronics.
    • Experience developing automated test solutions (LabVIEW, Python, or similar) and designing test fixtures or Special Test Equipment (STE).
    • Familiarity with environmental testing such as thermal, thermal vacuum, and vibration.
    • Experience working in aerospace, defense, or other high-reliability industries is preferred.
    • Comfortable supporting technical documentation, customer interactions, and cross-functional reviews.
    • Bachelor's degree in Electrical Engineering or a related field
    • Design and implement automated test solutions using LabVIEW, Python, or similar tools to support product and environmental testing.
    • Develop clear, executable test plans based on customer requirements and verification/validation objectives.
    • Create detailed test procedures, fixtures, and Special Test Equipment (STE) to enable accurate and repeatable testing.
    • Lead electrical testing and troubleshooting of motors, actuators, resolvers, encoders, control electronics, and mixed-signal circuit cards.
    • Set up and execute environmental testing, including thermal vacuum and vibration testing.
    • Provide technical guidance and support to production test technicians to ensure efficient and compliant test execution.
    • Identify opportunities to improve automation, test coverage, and overall process efficiency.
    • Collaborate with cross-functional engineering teams and interface with customers as needed to ensure successful program execution

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