Flight Mechanics Engineer (Modelling & Simulation)

Ubifly Technologies; Chennai District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Ubifly Technologies seeks a Flight Mechanics Engineer (Modeling and Simulation) to join our aerospace R&D team in Chennai. You will develop and maintain 6-DOF flight-dynamics models, build MATLAB/Simulink and Python/C++ tools, and support flight-control-law development across VTOL concepts.

The role emphasizes hands-on modeling, validation against wind-tunnel and flight-test data, and collaboration with system safety analyses.

Qualifications

• 3+ years hands-on experience in flight mechanics, dynamics, simulation and controls.
• BS/MS in Aerospace, Aeronautical, Mechanical or Controls Engineering.
• Strong understanding of 6-DOF equations, aerodynamics, and flight dynamics.
• Hands-on experience with MATLAB/Simulink.
• Good programming skills in Python and/or C/C++.
• Ability to interpret flight-test data and model correlations.

Responsibilities

• Develop and maintain 6-DOF nonlinear aircraft flight-dynamics models.
• Develop mathematical models for rigid-body dynamics, aerodynamics, propulsion, actuators, and environmental effects.
• Perform trim, stability, control, and performance analyses across the flight envelope.
• Generate trim points, linearised models, aerodynamic derivatives, and operating-point data.
• Evolve gain scheduling, control allocation, and mode-transition logic.
• Support SIL, MIL, PIL, HIL, and flight-test simulations.
• Develop models for flight-control-law development and validate against data.
• Perform model correlation against wind-tunnel, ground-test, and flight-test data.
• Contribute to certification analyses and technical documentation.

Skills

Flight mechanics

Flight dynamics

Simulation

Controls engineering

MATLAB/Simulink

Python/C++

Data analysis

Education

Bachelor's or Master's degree in Aerospace/Aeronautical/Mechanical/Controls Engineering

Tools

MATLAB/Simulink

Python

C/C++

Job description

As a Flight Mechanics Engineer (Modeling and Simulation), the following work area and skill sets awaits you:

1. Aircraft Flight Mechanics & Dynamics

Develop and maintain 6-DOF nonlinear aircraft flight-dynamics models .

Develop mathematical models for aircraft rigid-body dynamics, aerodynamics, propulsion, actuators, landing gear, and environmental effects.

Perform aircraft trim, stability, control, and performance analyses across the flight envelope.

Determine and analyze aerodynamic derivatives, stability derivatives, control derivatives, and propulsion characteristics.

Perform longitudinal, lateral, and directional stability and controllability assessments.

Conduct performance studies including take-off, climb, cruise, descent, transition, hover/VTOL, range, endurance, and landing as applicable.

Develop flight-mechanics models and analysis required for flight-control-law development .

Generate trim points, linearised models, aerodynamic derivatives, and operating-point data for control-law design. Evolve gain scheduling, control allocation, control mixing, and mode-transition logic development.

Analyze control-system performance, stability margins, actuator utilization, and control authority.

Support SIL, MIL, PIL, HIL, iron-bird, and flight-test simulations .

2. Modeling & Simulation

Develop models at appropriate levels of fidelity ranging from conceptual/low-fidelity models to high-fidelity nonlinear simulations .

Develop and maintain simulation environments using MATLAB/Simulink, Python, C/C++, or equivalent tools .

Implement aircraft, propulsion, actuator, sensor, environment, and flight-control models.

Perform model correlation against wind-tunnel, component-test, ground-test, and flight-test data.

3. Aircraft Performance & Handling Qualities

Perform aircraft performance analysis and establish aircraft performance databases.

Conduct handling-quality assessments and support development of handling-quality criteria.

Evaluate aircraft response characteristics such as Time constants, Natural frequencies, Control response, Hover and transition response etc.

Support development and analysis of flight-envelope boundaries.

Develop and simulate failure, fault, and degraded-mode scenarios .

Support FHA, FMEA, FTA, SSA, and system safety activities from a flight-dynamics perspective.

4. Flight-Test & Data Analysis

Support preparation of flight-test plans, test cards, and flight-test instrumentation requirements.

Analyze flight-test data and correlate simulation predictions with actual aircraft behavior.

Perform parameter identification and estimation of aerodynamic and dynamic characteristics from flight data.

Investigate discrepancies between simulation, ground-test, and flight-test results.

5. Certification & Technical Documentation

Support preparation of engineering analyses and compliance evidence as per certification requirements .

Prepare technical reports, analysis notes, model documentation, simulation reports, and verification evidence.

Requirements

Required Qualifications (Must-Haves)

Experience: 3+ years of hands-on experience in flight mechanics, dynamics, simulation and controls.

Bachelor's or Master's degree in Aerospace Engineering/ Aeronautical Engineering/Mechanical Engineering/Controls Engineering or a related discipline.

Strong understanding of Aircraft 6-DOF equations of motion, Aerodynamics, Flight dynamics, Stability and control, Aircraft performance, Propulsion, Control systems, Numerical modelling and simulation

Hands -on experience with MATLAB/Simulink .

Good programming skills in Python and/or C/C++ .

Experience with numerical methods, data analysis, and engineering simulations.

Ability to interpret aerodynamic, propulsion, and flight-test data.

Preferred Qualifications (Good-to-Haves)

Experience in one or more of the following will be highly desirable:

eVTOL / VTOL, UAV / UAS

Flight-control-law development

Real-time simulation

System identification

Wind-tunnel testing

The opportunity to work on a groundbreaking product that will redefine urban transportation.

A dynamic, fast-paced, and collaborative work environment with a brilliant and passionate team.

Competitive salary and benefits.

A culture of innovation where your ideas can directly impact the future of flight.