CNS / ATM Certification Engineer

Job Description

Job Description

Greenfield Engineering, a Saalex Company, is seeking a CNS / ATM Certification Engineer in Patuxent River, MD. The CNS / ATM Certification Engineer will be responsible for ensuring naval aviation platforms achieve and maintain compliance with Communications, Navigation, and Surveillance / Air Traffic Management (CNS / ATM) requirements across the system lifecycle. The incumbent leads the development, review, and verification of certification artifacts and airworthiness documentation supporting Performance Based Navigation (PBN) , 8.33 kHz Channel Spacing , Reduced Vertical Separation Minimums (RVSM) , Automatic Dependent Surveillance–Broadcast (ADS-B Out) , and Mode Select (Mode S) capabilities. This role requires strong technical depth, meticulous traceability, and effective coordination across multiple platform customers.

Position Type : Full-Time

Salary : $130k-$155k annually (depending upon experience)

Work Location : Onsite at Patuxent River, MD with the potential for some telework.

Essential Functions :

• Develop, review, and validate CNS / ATM certification artifacts, including compliance matrices, safety assessments, performance analyses, data package updates, and supporting evidence aligned to ICAO, FAA, RTCA, and military standards.
• Support airworthiness approvals by ensuring certification data demonstrates compliance with PBN, ADS-B, RVSM, 8.33 kHz, and Mode S operational performance criteria.
• Coordinate with Systems Engineering, Flight Clearance, Airworthiness, Test, and OEM stakeholders to consolidate certification requirements and artifacts into a concise package to be certified by technical area SMEs.
• Evaluate engineering changes (hardware / software) for their impact on CNS / ATM certification status and update compliance documentation accordingly.
• Maintain authoritative CNS / ATM certification baselines, ensuring traceability between requirements, verification activities, and delivered systems.
• Provide technical expertise to platform IPTs on regulatory frameworks, emerging standards, and certification implications for integrated avionics solutions.
• Monitor system integration events, ground / flight tests, and data analysis activities supporting certification and operational suitability assessments.
• Other duties as assigned or required.

Requirements

Required :

Security Clearance :

Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.

Education :

BS Degree in Engineering and 10+ years of experience required.