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Test Engineer Jobs in Belleville, IL (NOW HIRING)

Test Engineer

Scott Air Force Base, IL · On-site

$92K - $166K/yr

Description The Digital Modernization sector within Leidos has an opening for a Test Engineer with Data visualization experience to support the Global Solution Management - Operations II (GSM-O II) ...

The Digital Modernization sector within Leidos has an opening for a Test Engineer with Data visualization experience to support the Global Solution Management - Operations II (GSM-O II) program as a ...

The Digital Modernization sector within Leidos has an opening for a Test Engineer with Data visualization experience to support the Global Solution Management - Operations II (GSM-O II) program as a ...

Senior Test Engineer

Columbia, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

East Saint Louis, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Bridgeton, MO · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Arnold, MO · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Roxana, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Maryville, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Dupo, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Saint Louis, MO · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

South Roxana, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Fairview Heights, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Saint Ann, MO · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Wood River, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Saint Louis, MO · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Glen Carbon, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Edwardsville, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

Senior Test Engineer

Belleville, IL · On-site

$107K - $195K/yr

Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you'll help deliver cutting-edge capabilities that ...

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Test Engineer information

See Belleville, IL salary details

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How much do test engineer jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for test engineer in Belleville, IL is $42.97, according to ZipRecruiter salary data. Most workers in this role earn between $32.45 and $50.91 per hour, depending on experience, location, and employer.

How much does a test engineer get paid?

The average salary for a test engineer varies by experience, location, and industry, but typically ranges from $60,000 to $100,000 annually. Entry-level positions may start lower, while experienced test engineers with specialized skills or certifications can earn higher salaries, especially in technology and manufacturing sectors.

What is a test engineer?

Test Engineers are professionals responsible for evaluating and ensuring the quality of products, typically software or hardware, by designing and executing tests. They identify bugs, glitches, or any issues that might affect the user experience or product performance. Test Engineers also document test results, collaborate with developers to resolve issues, and help improve processes to prevent future problems. Their work is critical in delivering reliable and high-quality products to customers.

Is it hard to be a test engineer?

Becoming a test engineer requires strong attention to detail, knowledge of testing tools and methodologies, and often some programming skills. The role can be challenging due to the need to identify issues accurately and ensure software quality, but it is manageable with proper training and experience.

What is the difference between Test Engineer vs QA Analyst?

AspectTest EngineerQA Analyst
Required CredentialsBachelor's in Engineering, Computer Science, or related field; certifications like ISTQBBachelor's in related fields; ISTQB certification common
Work EnvironmentSoftware development teams, testing labs, automation toolsQuality assurance teams, process documentation, testing environments
Employer & Industry UsageTech companies, software firms, manufacturingIT services, software development, healthcare

Test Engineers focus on designing, executing, and automating tests to ensure software quality, often working closely with developers. QA Analysts primarily analyze quality processes, develop testing plans, and ensure compliance with standards. While both roles aim to improve product quality, Test Engineers are more technical and automation-oriented, whereas QA Analysts emphasize process and manual testing. Understanding these differences helps in choosing the right career path or job role.

What are the key skills and qualifications needed to thrive as a test engineer, and why are they important?

To thrive as a Test Engineer, you need a solid background in software development, quality assurance principles, and test case design, often supported by a degree in computer science or a related field. Familiarity with automated testing tools like Selenium, JUnit, or TestNG, as well as experience with bug tracking systems and scripting languages, is typically required. Attention to detail, problem-solving ability, and effective communication are crucial soft skills for identifying issues and collaborating with development teams. These skills ensure the delivery of reliable, high-quality products by efficiently detecting and resolving software defects.

How do test engineers typically collaborate with development and product teams during a project?

Test Engineers play a crucial role in cross-functional teams by working closely with developers and product managers throughout the software development lifecycle. They participate in requirement reviews, design discussions, and sprint planning meetings to ensure testability and clarity of features. Regular communication helps identify potential issues early, align on acceptance criteria, and prioritize testing efforts. This collaborative approach helps deliver higher-quality products and fosters a culture of continuous improvement.
What are the most commonly searched types of Test Engineer jobs in Belleville, IL? The most popular types of Test Engineer jobs in Belleville, IL are:
What are popular job titles related to Test Engineer jobs in Belleville, IL? For Test Engineer jobs in Belleville, IL, the most frequently searched job titles are:
What job categories do people searching Test Engineer jobs in Belleville, IL look for? The top searched job categories for Test Engineer jobs in Belleville, IL are:
What cities near Belleville, IL are hiring for Test Engineer jobs? Cities near Belleville, IL with the most Test Engineer job openings:
Infographic showing various Test Engineer job openings in Belleville, IL as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 13% Part Time, 2% Contract, and 3% Nights. Highlights an 92% Physical, 1% Hybrid, and 7% Remote job distribution, with an average salary of $89,386 per year, or $43 per hour.

Test Engineer

Leidos

Scott Air Force Base, IL • On-site

$92K - $166K/yr

Full-time

Medical, Retirement, PTO

Posted 10 days ago


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 151 frontline employees who took The Breakroom Quiz

77th of 483 rated business services


Job description

Description

The Digital Modernization sector within Leidos has an opening for a Test Engineer with Data visualization experience to support the Global Solution Management – Operations II (GSM-O II) program as a member of Real-Time Visibility (RTV) Team. This contract includes the Operations, Sustainment, Maintenance, Repair, and Defense of the Defense Information System Network (DISN) within the DOD Information Network (DODIN) in support of the Defense Information Systems Agency (DISA).  It also includes support to other key tasks for DISA, including the transformation of DISA’s operational mission through innovation, and support to DISA’s mission partners.  This position is located virtually in the Ft. Meade, MD or Scott AFB, IL area. One must live within driving distance of Fort Meade or Scott AFB as they will need to be in the office as needed

The Test Engineer is responsible for working within a fast paced, Agile team to support testing Real-Time Visibility deployments.  This position will be expected to test tool functionality and integration within existing Elastic (ELK) frameworks in the AWS Cloud. This position requires strong deductive reasoning, attention to detail, persistence, patience, and creativity. The individual will work with the End to End development and implementation teams, operational end users, and support teams to analyze, build and maintain test plans, test cases, integration testing, and requirements verification testing for data visualizations.

Primary Responsibilities

The successful candidate primary responsibility will be:

  • Analyze capability requirements and collaborate with technical leads, test managers, and Agile teams to ensure verifiable implementations.
  • Define testable acceptance criteria in user stories and lead User Acceptance Testing (UAT) to validate stakeholder requirements.
  • Create and maintain test documentation, including test plans, test data, test cases, acceptance criteria, and summary reports to support Kibana dashboards.
  • Design and implement test strategies for data ingestion, processing, and visualizations in Kibana (React, JavaScript, HTML), including interface integration tests.
  • Maintain and evolve the overall test strategy in alignment with best practices throughout the development lifecycle.
  • Perform regression, integration, and verification and validation testing.
  • Execute tests, troubleshoot issues, and manage defects through resolution using tools like Jira.
  • Participate actively in Agile ceremonies such as sprint planning, daily stand-ups, retrospectives, and demos.
  • Assist with identifying and supporting external dependencies where needed.
  • Employ strong analytical and problem-solving skills in all testing activities.

Basic Qualifications

  • Bachelor’s degree in a related discipline from an accredited college, or equivalent combination of education and experience; 8–12 years of professional experience, or 6–10 years with a related Master’s degree.
  • Must hold an active DoD Secret clearance.
  • Active Security+ (or other 8570-compliant) certification, or ability to obtain within  14 days of start.
  • 8+ years of experience in software testing, including 3+ years with the ELK stack (Kafka, Logstash, Elasticsearch, Kibana) focused on integration testing and visualization validation.
  • Experience conducting User Acceptance Testing (UAT), including end-user engagement and validation.
  • Hands-on experience with tools such as Kibana, Elasticsearch APIs, Jira, Confluence, and Git repositories.
  • Proven experience working in Agile development environments as part of cross-functional, fast-paced technical teams.
  • Experience with big data applications and distributed systems.
  • Strong interpersonal and communication skills, with the ability to collaborate across technical and non-technical stakeholders.

Preferred Qualifications

  • Experience with automated test frameworks (e.g., JUnit) and test automation tools such as Ansible.
  • Experience with DevOps/DevSecOps practices including CI/CD, Infrastructure as Code (IaC), and Configuration as Code in AWS cloud environments.
  • Skilled in automating test tooling and deployment pipelines across diverse AWS environments.
  • Familiarity with Xray Test Management and other QA lifecycle tools.
  • AWS Cloud certifications preferred.
  • Understanding of network routing and device configurations.

Strong background in testing open-source technologies and data processing systems

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:July 29, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $92,300.00 - $166,850.00

The Leidos pay range for this job level 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.


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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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