Highly Experienced

Aviation Engineering,
FAA DER/DAR, & Documentation
Specialists

121 Engineering Solutions provides highly experienced technical support to Airlines,
Air Cargo & Business Jet Operators, MRO’s, and Aviation Suppliers.

TECHNICAL SUPPORT How and When You Need It

You can email or call us to discuss your specific needs and requirements, or you can use the convenient “Make a Service Call Request” Tab at the top of our webpage to Schedule a Service Appointment with us by phone or video.

We offer you our off-site support through convenient phone or video calls, or our on-site support upon mutual approval.

We offer you convenient access to our highly experienced Airline Engineering, Documentation, and FAA DER/DAR professionals to support FAA Part 121 and 135 operators, business jet operations, MRO’s, and aviation suppliers.

Subject Matter Experts

WHERE YOUR HELP COMES FROM

ACMS-Aircraft Conditioning Monitoring Systems
Aircraft Cyber Security
Aircraft Documentation and Compliance
Anti-Ice Systems
Auto Pilot Systems
Avionic Systems
Cabin Systems IFE
CPDLC-Controller Pilot Data Link Communication
DFDR-Mandatory Parameter Audits
Flight Management Systems
Electrical Systems
Fire Detections Systems
Flammability Analysis, Testing, and Approvals
Fuel Treatment Programs
Interiors
Lighting, Interior, Exterior, LED Conversions
Lithium-Ion Batteries
Onboard Loadable Software Distribution
Oxygen Systems
Paint and Rebranding
Satellite Communication Systems and Antenna
Structures and Analysis