Ada Software Test Engineer – Unit Test Development (Secret)

CFD Research Corporation; Huntsville (AL); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

401(k) matching

Employee Stock Ownership Plan (ESOP)

Medical insurance (health, vision, and

Dental insurance

Parental leave

Job summary

CFD Research in Huntsville, AL, seeks an Ada Software Test Engineer to develop and execute automated unit test suites for mission-critical software on an advanced Missile Defense system. The role emphasizes building mocks, maintaining Ada/C++ bindings, and achieving high code coverage.

Ideal candidates have DoD security clearance, strong Ada proficiency, and hands-on experience with GNAT Pro Enterprise Ada and AUnit for embedded software verification.

Qualifications

• U.S. Citizenship and DoD SECRET clearance required.
• Proficient in Ada 95/2005 development, debugging, and testing.
• Experience with GNAT Pro Enterprise Ada and AUnit.
• Experience with Ada–C/C++ bindings in mixed-language systems.
• Experience testing DoD embedded software baselines.

Responsibilities

• Implement unit tests and stubs for legacy Ada modules using GNAT Pro Enterprise Ada and the AUnit testing framework.
• Build mocks to isolate dependencies involving Ada/C++ bindings and legacy IPC interfaces.
• Validate and maintain multi-language interface bindings where Ada components interact with native C/C++ libraries.
• Perform systematic branch and statement test analyses to reach and maintain 80% code coverage.

Skills

Ada development

Debugging

Multi-language bindings

DoD embedded testing

Tools

GNAT Pro

AUnit

Job 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

CFD Research is seeking an Ada Software Test Engineer to develop and execute automated unit test suites for mission‑critical software on an advanced Missile Defense system. The engineer will implement unit tests, isolation stubs, and interface wrappers for legacy components and multi‑language bindings, driving rigorous code coverage and verification across key system capabilities.

Key Responsibilities

• Implement unit tests and stubs for legacy Ada modules using GNAT Pro Enterprise Ada and the AUnit testing framework.
• Build mocks to isolate dependencies involving OIS Ada ORB middleware and legacy IPC interfaces.
• Validate and maintain multi‑language interface bindings where Ada components interact directly with native C/C++ libraries.
• Perform systematic branch and statement test analyses to reach and maintain 80% code coverage.

Qualifications and Desired Skills

• U.S. Citizenship required; must possess and maintain an active DoD SECRET Clearance
• Strong proficiency in Ada 95/2005 development, debugging, and testing.
• Hands‑on experience with GNAT Pro Enterprise Ada (v20 / 26.1) and the AUnit test framework.
• Experience with mixed‑language systems (Ada‑to‑C/C++ bindings) and OIS Ada ORB middleware.
• Experience executing unit‑level testing on mission‑critical DoD embedded software baselines.

Location

This role is based in the Huntsville, AL area and is 100% onsite.

Benefits

• 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.
• In addition, group and individual bonuses are awarded for exceptional performance.

CFD Research is an EO employer - Veterans/Disabled and other protected categories