Defense Software Engineer Jobs in Illinois (NOW HIRING)

Software Test Automation EngineerThe Opportunity

This role works directly with USTRANSCOM stakeholders, SAP functional teams, software engineers, business analysts, product owners, and enterprise architects supporting the Joint Transportation Management System (JTMS), the Department of Defense's enterprise SAP S/4HANA transportation and logistics platform. It is an opportunity to apply advanced software test automation expertise to support critical national defense missions while ensuring the quality, reliability, accessibility, and performance of enterprise transportation, logistics, and financial systems.

Work is primarily performed on-site at Scott Air Force Base, Illinois, supporting government and contractor teams in mission-focused environments.

Company Overview

C5T Corporation is a Service-Disabled Veteran-Owned Small Business headquartered at Scott Air Force Base, Illinois. Founded in 2005 by three veterans, C5T values practical, innovative-minded professionals with a passion for mission success. We specialize in bridging the gap between operational and technical domains to support critical Department of Defense missions.

Core Values: Integrity Excellence Patriotism

Position Summary

C5T is seeking a Software Test Automation Engineer to support the Joint Transportation Management System (JTMS), USTRANSCOM's enterprise SAP S/4HANA platform supporting global transportation, logistics, procurement, financial, and supply chain operations. This position serves as a key member of the quality assurance team responsible for designing, developing, implementing, and maintaining automated testing solutions that ensure the reliability, functionality, accessibility, and performance of SAP applications and integrated enterprise systems.

The Software Test Automation Engineer designs and develops automated test frameworks using Tricentis Tosca, validates SAP Fiori applications, Mendix applications, workflows, interfaces, and enterprise integrations, and collaborates closely with software developers, SAP functional analysts, architects, government stakeholders, and contractor teammates throughout the software development lifecycle. The position also ensures compliance with Section 508 accessibility requirements and supports continuous testing within a Scaled Agile Framework (SAFe) Agile environment.

Location: Scott Air Force Base, Illinois. Work will primarily take place in government workspaces with limited telework based on mission requirements.

Key Responsibilities

• Analyze business requirements, user stories, and functional specifications to identify test scenarios, acceptance criteria, and edge cases.

• Design, develop, implement, and maintain automated test scripts using Tricentis Tosca.

• Develop automated testing solutions for SAP Fiori applications, Mendix applications, workflows, enterprise integrations, and custom extensions.

• Execute functional, regression, integration, system, and user acceptance testing across JTMS modules and enterprise interfaces.

• Develop reusable automated testing frameworks supporting SAP S/4HANA applications and enterprise integration solutions.

• Validate application functionality, business processes, interfaces, and data integrity throughout the software development lifecycle.

• Perform Section 508 accessibility testing using Accessibility Developer Tools (ANDI), Google Lighthouse, and other approved accessibility validation tools.

• Document software defects with detailed reproduction steps and coordinate issue resolution with development teams.

• Track defects through resolution and verify corrective actions.

• Collaborate with SAP developers, Mendix developers, software engineers, functional analysts, architects, and business stakeholders to maximize testing effectiveness and coverage.

• Participate in Agile ceremonies including sprint planning, backlog refinement, sprint reviews, and retrospectives.

• Develop and maintain automated test documentation, test plans, test cases, and execution results.

• Support continuous integration and continuous testing initiatives.

• Participate in software design reviews and quality assurance activities.

• Ensure testing activities comply with Department of Defense software quality standards and enterprise development practices.

Required Qualifications

• Extensive experience developing and maintaining automated software testing solutions.

• Strong experience using Tricentis Tosca for enterprise test automation.

• Experience testing SAP S/4HANA, SAP Fiori, and enterprise resource planning applications.

• Experience testing Mendix low-code applications.

• Experience performing functional, regression, integration, system, and user acceptance testing.

• Experience supporting Agile or Scaled Agile Framework (SAFe) software development environments.

• Experience performing Section 508 accessibility testing using Accessibility Developer Tools (ANDI), Google Lighthouse, or similar accessibility validation tools.

• Experience documenting software defects and managing defect lifecycles.

• Strong analytical, troubleshooting, and problem-solving skills.

• Strong written and verbal communication skills.

• Ability to work independently and collaboratively within Agile software development teams.

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, Engineering, or related field (or equivalent experience).

• Active Secret security clearance (minimum required).

• United States Citizenship required.

• Ability to work on-site at Scott Air Force Base, Illinois.

Desired Qualifications

• Experience supporting USTRANSCOM transportation operations, systems, or modernization programs.

• Experience supporting the Joint Transportation Management System (JTMS).

• Experience testing SAP integrations and enterprise interface solutions.

• Experience with SAP Solution Manager, SAP Cloud Application Lifecycle Management (Cloud ALM), or comparable testing platforms.

• Experience with UiPath automation technologies.

• Knowledge of Department of Defense software development, cybersecurity, and accessibility requirements.

• Experience supporting mission-critical Department of Defense transportation, logistics, or financial systems.

• Tricentis Tosca Automation Specialist certification or related software testing certifications.

Benefits

• Competitive salary

• Medical, dental, and vision insurance options

• 401(k) with company match

• Flexible Spending Account (FSA)

• Supplemental benefits including accident, critical illness, and hospital indemnity coverage

• Company-paid life insurance

• Employee Assistance Program

• 10 paid holidays annually

• Responsible Paid Time Off aligned with mission needs

Equal Opportunity Statement

C5T is a merit-based employer committed to affirmative action and nondiscrimination for all qualified applicants, including individuals with disabilities and protected veterans, in accordance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA).