Junior Software Engineer

Quest Defense Systems & Solutions•Cincinnati, OH

23h•Onsite

About The Position

Quest Defense Systems and Solutions is seeking an experienced Aerospace Software Verification Engineer to join our team in performing software design review and software verification for a Level A certified aircraft engine control system. Due to the nature of the project, all applicants must be U.S. citizens. This role is onsite in Cincinnati, OH. At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future. Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact. Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement. A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued. At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it.

Requirements

Solid understanding of fundamental software concepts, including data types, control structures, conditional execution paths, and modular design.
Experience interpreting and working with software logic diagrams, flowcharts, or model-based design representations.
Proven hands-on experience in software verification activities, such as testing, reviews, or analysis.
Strong attention to detail and ability to work methodically in accordance with strict processes.
U.S. citizen

Nice To Haves

Knowledge of DO-178C (or DO-178B) Level A certification processes, particularly as applied to aircraft engine control systems or FADEC (Full Authority Digital Engine Control).
Familiarity with unit testing frameworks/tools in embedded or safety-critical environments.
Excellent problem-solving skills with the ability to thrive in a fast-paced, collaborative, and process-driven team setting.
Prior experience in aerospace, avionics, or similarly regulated industries.

Responsibilities

Perform detailed reviews of software design diagrams (created in Beacon) against established standards, checklists, and best practices.
Develop, execute, and debug software unit tests to verify requirements-based functionality and robustness.
Identify, document, and resolve discrepancies or defects discovered during reviews and testing.
Collaborate with cross-functional teams to support verification activities in a regulated aerospace environment.