EmbeddedSoftwareEngineer

We don’t just build technology—we engineer the future. From next-gen aerospace to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the limits of innovation. This is where problem-solvers, innovators, and big thinkers thrive. Quest Defense Systems & Solutions is seeking Embedded Software Engineers to join the Core Services & Libraries (CS&L) team in building the foundational software components that enable next-generation avionics systems. This team is responsible for developing shared libraries, I/O frameworks, and partitioned services that power multiple avionics applications. This role is ideal for a systems-minded engineer with deep low-level experience who can design robust, certifiable software architectures. This effort will be in support of multiple key programs, including the Next Gen Flight Management System (FMS) program. Due to the nature of this role, all candidates must be a US Citizen OR US Person. Preference is onsite in Cedar Rapids, IA. Will consider remote candidates meeting all requirements. Key Responsibilities: Abstract and consolidate core functions into reusable libraries and frameworks Extract existing functionality from application code and refactor for shared use Design and implement an I/O framework supporting multiple protocols and data interfaces Define and maintain data dictionaries and I/O level specifications Collaborate with system architects to ensure ARINC-653 partitioning integrity Support certification activities through HLR/LLR documentation and DAL compliance Contribute to long-term strategy for scalable, maintainable software infrastructure Required Qualifications: 4+ years of experience in embedded software development and/or testing. Proven expertise in C++ and object-oriented design for embedded systems Working knowledge of I/O architecture, protocol handling, and data management Background in developing certifiable software (DO-178 DAL A preferred) Proficiency