{"id":4093148,"url":"https://alion.io/job/cfd-research-lead-test-architect-principal-software-engineer-unit-test-development","title":"Lead Test Architect / Principal Software Engineer – Unit Test Development","company":{"id":2032562,"name":"CFD Research","domain":"cfd-research.com","url":"https://alion.io/company/cfd-research","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":87,"open_postings":9,"ghost_share":0,"stale_share":0.333,"repost_share":0,"time_to_fill_p50_days":63,"computed_at":"2026-11-11T05:49:22Z"}},"role":"QA","role_family":"QA","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Huntsville, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"AS9100","optional":false},{"name":"CMake","optional":false},{"name":"GCC","optional":false},{"name":"Ada","optional":true},{"name":"C","optional":true},{"name":"C++","optional":true}],"status":"live","first_seen_at":"2026-11-11T16:54:22Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T20:34:29Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About CFD Research: Since its inception in 1987, CFD Research has delivered innovative technology solutions within the Aerospace & Defense, Biomedical & Life Sciences, Intelligence & Sensing, and Energy & Materials industries. CFD Research has earned multiple national awards for successful application and commercialization of innovative component/system technology prototypes, multi-physics simulation software, multi-disciplinary analyses, and expert support services. Based in Huntsville, Alabama where laboratory facilities and headquarters are located, CFD Research also has office and laboratory facilities in Dayton, Ohio, prototyping test and evaluation facilities in Hollywood, Alabama, and office facilities in Fort Walton Beach, Florida. CFD Research is an ISO9001:AS9100D registered company and is appraised at CMMI Level II for Services. CFD Research is a 100% ESOP (employee-owned company) recognized in Inc. Magazine's Inc5000 as a top growing company for four of the last five years. Learn more at www.cfd-research.com\nCFD Research is seeking a Lead Test Architect / Principal Software Engineer to lead the architectural strategy for a unit test modernization initiative supporting a mission-critical Missile Defense system. In this role, you will design, standardize, and oversee the unified unit testing frameworks, establish common mocking and stubbing approaches for complex middleware interfaces, and set coding standards necessary to satisfy rigorous DoD code coverage and verification mandates.\nKey Responsibilities\nDesign and enforce the unified unit test architecture compatible with gcc/g++, GNAT, CMake, and gcovr.\nDefine standard directory structures (tests/ hierarchy), naming conventions, and test harness execution rules across all libraries and executables.\nArchitect comprehensive mocking and stubbing strategies to isolate complex inter-process communication (IPC) and CORBA middleware calls.\nGuide technical strategy to ensure all targeted modules consistently satisfy the 80% code coverage threshold.\nQualifications and Desired Skills\n U.S. Citizenship required; must possess and maintain an active DoD SECRET Clearance\nExtensive background in systems/software architecture for complex, real-time defense applications.\nDeep technical fluency in both C++ and Ada environments, including toolchain interoperability (GNAT, GCC) and multi-language builds with CMake.\nProven expertise designing test harnesses, mock objects, and stubs for distributed architectures relying on CORBA/IPC middleware.\nWorking knowledge of coverage analysis tools like gcovr and coverage-driven refactoring.\nLocation: This role is based in the Huntsville, ALarea, and is 100% onsite.\nBenefits: CFD Research offers competitive salaries and excellent employee benefits, including an employer matching 401(k) and Employee Stock Ownership Plan (ESOP). CFD Research offers our Full-Time, permanent employee-owners a highly competitive insurance package, including medical, vision, and dental insurance. Additionally, we offer company paid leave, compensation time, parental leave, long-term and short-term disability, accidental death and dismemberment, and life insurance. Part-Time and Temporary employee-owners may receive partial or reduced benefits and leave time based on their employment status level. Performance appraisals occur twice a year and annual pay increases are based upon corporate goals, personal development, performance, and outstanding achievements. 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