Software Test Engineer

Job Title: Software Test EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * * Join our MSC IBS team as a Software Test Engineer, where you'll play a critical role in ensuring the quality and reliability of software solutions deployed on AWS cloud infrastructure. In this position, you'll combine hands-on testing expertise with strategic quality assurance practices, working alongside developers and cross-functional teams to deliver robust, high-performance products that exceed customer expectations. You'll thrive in our collaborative, fast-paced environment where innovation meets rigor, and where your contributions directly impact mission-critical systems and customer success. What You'll Do Core Responsibilities: Complete various types of software testing for system updates including functional, performance, API, and DB verification testing Design, execute, and maintain manual and automated regression test cases Identify, document, track, and advocate for defect resolution using bug tracking systems Collaborate closely with developers, product managers, and stakeholders to understand requirements and system architecture Develop and maintain comprehensive test documentation including test plans, test cases, and testing reports Ensure test coverage and adherence to project requirements Mentor junior team members and contribute to best practices development Qualifications: Required: U.S. citizenship with active Secret clearance (or ability to obtain and maintain) 5+ years of progressive experience in software testing and quality assurance Proven track record of designing and implementing comprehensive test strategies Experience working within Agile development frameworks Experience with automated testing tools (e.g. Playwright, mabl, testRigor, etc.) Hands-on experience testing APIs Knowledge of database testing and SQL queries Familiarity wi