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Test Engineer Iii Jobs (NOW HIRING)

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 ...

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 ...

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 ...

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, Inc.

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 ...

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 ...

Redwire Space

Test Engineer III

Longmont, CO · On-site

$101K - $140K/yr

Summary We have an exciting opportunity for a Test Engineer III at our Longmont, CO facility. In this role, you'll work within a team testing hardware for space and airborne applications, with a ...

Redwire Space

Test Engineer III

Longmont, CO · On-site

Summary We have an exciting opportunity for a Test Engineer III at our Longmont, CO facility. In this role, you'll work within a team testing hardware for space and airborne applications, with a ...

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 III

Lynnwood, WA

As a Test Engineer III, you'll design, develop, maintain, troubleshoot, and improve Automated Test Equipment (ATE) used to support a wide variety of aerospace and electronic products. TheTestEngineer ...

Redwire Space

Test Engineer III

Longmont, CO · On-site

Summary We have an exciting opportunity for a Test Engineer III at our Longmont, CO facility. In this role, you'll work within a team testing hardware for space and airborne applications, with a ...

Sierra Nevada Corporation

Test Engineer III

Lone Tree, CO · On-site

$108K - $149K/yr

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 ...

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Test Engineer III information

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How much do test engineer iii jobs pay per hour?

As of Aug 17, 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 are the key skills and qualifications needed to thrive as a Test Engineer III?

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.

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.
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Test Engineer III jobs near you
Infographic showing various Test Engineer Iii job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Hybrid job distribution, with an average salary of $92,027 per year, or $44.2 per hour.

Test Engineer 3

Markon

Annapolis Junction, MD

$140K - $150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 8 days ago

Job 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 executing comprehensive test strategies to ensure the delivery of high-quality, resilient systems. This role works closely with software developers, DevOps engineers, and mission stakeholders to validate system functionality, data integrity, performance, and operational readiness across complex environments.


  • Lead the testing strategy, planning, and execution for mission-critical applications and systems
  • Partner with software and DevOps engineers to integrate quality assurance throughout the development lifecycle
  • Design, develop, and execute automated and manual test cases across system, integration, regression, performance, and stress testing scenarios
  • Develop and maintain test plans, test procedures, test cases, test scripts, and test reports
  • Validate data ingest pipelines and ensure compliance with data lifecycle management requirements
  • Identify, document, track, and verify resolution of software defects and system issues
  • Develop and maintain automated testing frameworks utilizing tools such as JUnit and Mockito
  • Analyze test results and provide recommendations to improve system quality, reliability, and performance
  • Support system integration, deployment, accreditation, and operational testing activities
  • Coordinate testing efforts across development teams and provide status updates to leadership and stakeholders
  • Contribute to continuous improvement of testing methodologies, automation, and quality assurance processes

Required Qualifications

  • Active TS/SCI w/ Polygraph with this Customer. 
  • Bachelor’s degree in a technical field or 4 additional years of relevant experience in lieu of a degree
  • 8+ years of experience as a Test Engineer supporting programs of similar scope, type, and complexity
  • Experience leading test planning, execution, and quality assurance efforts for complex systems
  • Experience with automated testing and scripting using Python, Java, Bash, or similar languages
  • Hands-on experience with testing frameworks such as JUnit and Mockito
  • Experience testing applications and systems in Linux environments
  • Experience supporting testing activities within AWS cloud environments
  • Understanding of data ingest processes and data lifecycle management principles
  • Strong analytical, troubleshooting, and problem-solving skills
  • Excellent written and verbal communication skills
  • Ability to work independently and collaboratively in a fast-paced Agile environment
Desired Qualifications
  • Experience supporting DevOps and CI/CD environments
  • Experience with performance, load, and stress testing methodologies
  • Familiarity with containerized and cloud-native architectures
  • Experience supporting Intelligence Community mission systems, enterprise data platforms, or large-scale data processing environments
  • Experience leading testing efforts across multi-disciplinary development teams
 

USD $140,000.00 - USD $150,000.00 /Yr.
The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.

At Markon, we don't just offer jobs – we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.

Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.

Markon values people and the tremendous impact each individual can make – which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters – bringing out the best in each other to advance our clients’ missions.
Join us and make a meaningful impact.

Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.

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