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Test Engineer Iii Jobs (NOW HIRING)

Heartflow

Test Engineer III

San Francisco, CA · On-site

$130K - $160K/yr

The Test Engineer III is a hands-on individual contributor on the Test Engineering team, responsible for executing and extending automated test coverage across our regulated SaMD products. This role ...

Heartflow

Test Engineer III

San Francisco, CA · On-site

The Test Engineer III is a hands-on individual contributor on the Test Engineering team, responsible for executing and extending automated test coverage across our regulated SaMD products. This role ...

Iridium Satellite, LLC

Test Engineer III

Chandler, AZ · On-site

As a Test Engineer III, you'll be responsible for verifying the reliability and robustness of Iridium products and communication services and will conduct development activities related to our test ...

Acutronic Holding AG

Test Engineer III

Austin, TX · On-site

Test Engineer III Your Roles/Responsibilities: * Develop and execute test procedures and functional testing for jet engine systems and subsystems * Select and integrate appropriate test equipment ...

Acutronic

Test Engineer III

Austin, TX · On-site

Test Engineer III Your Roles/Responsibilities: * Develop and execute test procedures and functional testing for jet engine systems and subsystems * Select and integrate appropriate test equipment ...

Iridium Satellite, LLC

Test Engineer III

Chandler, AZ · On-site

As a Test Engineer III, you'll be responsible for verifying the reliability and robustness of Iridium products and communication services and will conduct development activities related to our test ...

Belcan

Test Engineer III

Vandalia, OH

$55.17/hr

Test Engineer III Location: Vandalia, OH Zip Code: 45377 Duration: 12 Months Pay Rate: $55.17/hr. Keyword's: #Vandaliajobs; #TestEngineerIIIjobs Start Date: Immediate *Must be able to obtain a ...

Judge Group, Inc.

Test Engineer III

Vandalia, OH · On-site

$50 - $55/hr

Test Engineer III Duration: 1 year+ Location: Vandalia, OH 2 openings Schedule: 7:30am-4:30pm or 8:00am-5:00pm; M-F As a Test Engineer at SNC, you will be using your skills and expertise to simulate ...

Markon

Test Engineer 3

Annapolis Junction, MD · On-site

$140K - $150K/yr

Description Markon is seeking a Test Engineer 3 to support a fast-paced, mission-critical Intelligence Community program. This role serves as the lead Test Engineer, responsible for defining and ...

Markon

Test Engineer 3

Annapolis Junction, MD

$140K - $150K/yr

Description Markon is seeking a Test Engineer 3 to support a fast-paced, mission-critical Intelligence Community program. This role serves as the lead Test Engineer, responsible for defining and ...

Markon

Test Engineer 3

Annapolis Junction, MD

$140K - $150K/yr

Markon is seeking a Test Engineer 3 to support a fast-paced, mission-critical Intelligence Community program. This role serves as the lead Test Engineer, responsible for defining and executing ...

FRONTGRADE TECHNOLOGIES

Test Engineer III

Hauppauge, NY · On-site

$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

$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 ...

Ignite Human Capital

Test Engineer III

Longmont, CO · On-site

$80K - $100K/yr

Test Engineer III Longmont, CO | Full-Time | 1st Shift | Engineering Salary Range: $80,000 - $100,000 Position Summary This role performs a variety of engineering tasks involving automated test ...

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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

Reflexive Concepts

Annapolis Junction, MD • On-site

Other

Posted 16 days ago

Key responsibilities

  • Test and validate HPC systems in accordance with test plans to ensure that system requirements are met.

  • Develop and execute test plans for HPC systems.

  • Integrate and test REST APIs related to HPC systems.

Job description

Reflexive Concepts is seeking a skilled Test Engineer III to join our team!
The Test Engineer shall be responsible for testing and validating HPC systems in accordance with test plans to ensure that system requirements are met.
Qualifications:
  • Active TS/SCI + FS Polygraph
  • Bachelor's degree in Math, Science, Engineering, Statistics, Engineering Management, or related discipline from an accredited college or university, plus eight (8) years of experience as a Test Engineer in programs and contracts of similar scope, type, and complexity OR
  • Four (4) years of additional Test Engineer experience may be substituted for the bachelor's degree.
Required Skills + Experience:
  • Experience using Linux CLI and the Linux suite of tools
  • Proficient using Bash/Python scripting for task automation
  • Experience developing and executing test plans for HPC systems
  • Experience integrating and testing REST APIs related to HPC systems
  • Experience creating complex database queries to analyze test data across various database platforms including SQL, and Splunk
  • Demonstrated experience in defect tracking and resolution processes
  • Experience analyzing logs and test results using data visualization tools such as Splunk, Kibana, and Grafana
  • Experience with CI/CD principles, methodologies, and tools including GitLab CI
Desired Skills + Experience
  • Experience with the Atlassian Tool Suite (JIRA, Confluence)
  • Familiar with Splunk for searching, monitoring, and analyzing machine generated data
  • Familiar with SAFe Agile principles, methodologies, and best practices
  • Experience with IaC principles and automation tools including Ansible
  • Experience with Git Source Control System

Apply