Business Details
26 Years
experience
Avionics Certification & Digital Design Solutions
Founded in 2000 by Jeff Reeve and Tammy Reeve, Patmos Engineering Service is an independent engineering consulting firm specializing in avionics certification and digital design. Our team brings over 50 years of combined experience in hardware/software development and compliance with standards such as DO-254, DO-178C, and ARP 4754A. We offer FAA/EASA certification consulting, FPGA/ASIC/board design, and industry-leading training programs tailored to aerospace, medical, and commercial sectors. As a certified Womens Business Enterprise, we prioritize integrity and honesty in all consulting practices. Our staff includes FAA Designated Engineering Representatives (DERs) and experts in tool qualification, gap analysis, and regulatory compliance.We support clients globally through on-site, online, and customized training formats. Our technical expertise spans high-speed digital design, DO-160 qualification, and complex system integration for both manned and unmanned platforms. We maintain partnerships with major aerospace manufacturers and regulatory bodies to streamline certification processes. Our commitment to innovation is reflected in four patents held by our principal engineer. We actively contribute to industry standards through participation in RTCA SC-205 and SAE Aerotech committees.
Services
DO-254 Compliance
Avionics Certification
FPGA Design
DO-178C Training
Hardware Verification
Tool Qualification
Gap Analysis
Unmanned Systems Support
Board Design
ASIC Development
Details
- Year established: 2000
Highlights and features
- 50+ years combined experience in avionics certification and digital design
- FAA DER authority for hardware/software approval processes
- Certified Womens Business Enterprise with NAICS code 541330
- Four patented digital design innovations from principal engineer
- Active contributors to RTCA DO-178C and SAE DO-254 standards
Associations and certifications
- Washington State Office of Minority and Womens Business Enterprises (OMWBE)
- Federal Aviation Administration (FAA) Designated Engineering Representative (DER)
Services
DO-254 Compliance
We provide complete DO-254 compliance solutions for airborne electronic hardware. Our FAA DER staff assist with planning, implementation, and verification of safety-critical systems. Services include gap analysis, tool qualification, and certification artifact preparation for commercial and military platforms.
FPGA Design
Our team offers FPGA architecture and verification services for aerospace and commercial applications. Capabilities include RTL coding, synthesis, timing analysis, and high-speed interface design. We support Xilinx, Altera, and Lattice platforms with DO-254 compliant verification methodologies.
DO-178C Training
We deliver FAA-focused training programs on DO-178C standards. Courses cover software lifecycle planning, requirements traceability, and certification strategies. Formats include online, on-site, and customized corporate training to meet team-specific needs.
Hardware Verification
Our verification services ensure compliance with aviation safety standards. We develop testbenches, BFMs, and traceability matrices for DO-254 projects. Expertise includes Ethernet MAC integration, ASIC verification, and high-speed signal integrity analysis for complex digital systems.
Tool Qualification
We provide tool qualification support for certification environments. Services include developing qualification plans, executing test procedures, and documenting results for EASA/FAA approval. Specialize in reuseable tool chains for DO-254 and DO-178C compliance.
People
Tammy Reeve
President/FAA DER
FAA DER with 20+ years in avionics certification. Leads DO-254 user group, contributes to RTCA standards, and holds SAE Aerotech chairmanship. Expert in software/hardware compliance for Boeing, Airbus, and Sikorsky platforms.
Jeff Reeve
Principal Design Engineer
Digital design expert with four patents. Specializes in FPGA/ASIC architecture, high-speed PCB design, and embedded systems. Xilinx certified with experience across aerospace, medical, and consumer electronics sectors.
Dick Pado
Senior Staff Engineer
40-year electronics veteran specializing in FPGA verification. Developed testbenches for DO-254 projects including Ethernet MACs and ASICs. Experienced with VHDL, Verilog, and system-level integration for certification programs.
Dave Newton
Hardware Engineer
30+ years in FPGA design and verification for aerospace, ultrasound, and wireless systems. Proficient in Vivado, Quartus, and DO-254 process assurance. Skilled in test fixture development and tool chain integration.
Paul Carrick
Software Engineer
40-year software veteran with expertise in embedded systems, drivers, and enterprise applications. Developed shipping software for Amazon and financial CRM systems. Proficient in multiple languages and platforms across diverse industries.
Questions
What avionics standards do you specialize in?
We specialize in DO-254, DO-178C, and ARP 4754A compliance for FAA/EASA certification. Our staff includes active contributors to these standards and maintains DER authority for hardware/software approvals.
Do you offer training for teams?
Yes, we provide customized on-site and online training programs. Formats include live instruction, on-demand courses, and fully tailored corporate training to meet specific project requirements.
Can you support international certification projects?
Our team has experience with FAA, EASA, CAAC, and Transport Canada coordination. We've supported certification for Boeing, Airbus, Sikorsky, and Williams Engines platforms globally.
What digital design services do you provide?
We offer FPGA/ASIC architecture, RTL coding, synthesis, and PCB design services. Capabilities include high-speed interfaces, DO-254 verification, and complete system integration for aerospace and commercial applications.
Are you a certified women-owned business?
Yes, we're certified by Washington State OMWBE as a Women's Business Enterprise under NAICS code 541330 Engineering Consulting Services.
