AVIATION PROFESSIONALS FOCUSED ON THE MISSION

Sentinel Aviation was built by seasoned professionals with both military and commercial airline experience, uniquely positioned to bridge both worlds and dedicated to guiding your seamless transition from military aviation to the airlines.

MEET THE TEAM

A male United Airlines pilot in uniform, smiling at an airport.

Jim Shilling

Jim Shilling is a senior airline captain, line check pilot, and nationally recognized aviation security leader with more than 26,000 flight hours and over three decades of experience spanning airline operations, federal law enforcement, aviation security policy, and defense systems development. View More

Director of Flight Operations

Nikke Shilling

Nikke Shilling is an accomplished executive leader with over two decades of experience in health information management, regulatory compliance, and large-scale system implementation across hospital systems, government agencies, and physician practices. As a Registered Health Information Administrator (RHIA), she has built a career centered on operational excellence, data integrity, and complex regulatory environments --- expertise that translates directly into the highly structured and compliance-driven aviation industry. View More

President
A smiling male pilot with dark hair and a mustache, sitting in the cockpit of an airplane with illuminated controls and screens, looking back over his shoulder.

Jay Shilling is a third-generation aviator with a deep-rooted passion for aviation shaped by a lifelong exposure to the industry. Raised in an environment where safety, precision, and accountability were paramount, he has carried those values into every stage of his development as a pilot and aviation professional. View More

Ground Instructor

Jay Shilling

A close-up selfie of a man with gray curly hair and glasses, wearing a blue shirt, in an office with medical posters on the wall.

Randy Wallace

Randy Wallace is a highly experienced professional pilot and aviation instructor with over 18,500 flight hours accumulated across decades of global operations. Known for his strong commitment to safety, precision, and regulatory excellence, he has built a career grounded in disciplines flight operations, risk management, and leadership. View More

Instructor
A woman in athletic clothing and sneakers standing next to a small aircraft, smiling at the camera, with trees and flags in the background under a clear blue sky.

Janeen Kochan

Dr. Kochan is a former Boeing 767 captain and human factors instructor for a major U.S. air carrier. She holds current and active Airframe and Powerplant, Inspector Authorization, Flight Instructor, and FAA Designated Pilot Examiner privileges and provides training and evaluation services to the aviation industry. She has over 21,000 hours of flying time in a variety of land and sea aircraft and has type ratings in the B-767/757, DC-8, DC-9, YS-11, CV-LB-30, and numerous corporate jets. View More

Designated Pilot Examiner

Dan Graves

Dan Graves is a highly experienced aviation professional with more than 45 years in the airline industry, bringing extensive operational, training, and leadership expertise to Sentinel Aviation Transition Group (SATG).  Over the course of his career, he has served as an airline captain, check airman, instructor, training manager, and Airline Transport Pilot Certification Training Program (ATP-CTP) instructor, accumulating more than 20,000 flight hours across a broad range of aircraft and operational environments.   View More

ATP-CTP Facilitator

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