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3 months ago
L3 Technologies
Location: Plano
Job type: Permanent
Sector: Manufacturing
Category: Engineers Jobs
Principal Engineer-Guidance,Navigation & Control


Requisition ID




Principal GNC Engineer

We are a company of innovators, game changers, and entrepreneurs. As a prime contractor, we provide a broad range of communication, electronic and sensor systems used on military and commercial platforms across the globe. We embrace innovative and progressive ideas to advance our products for military and commercial customers. Electronic Systems Segment (ESS) is one of four L3 business segments, and provides a broad range of aerospace systems, security and detection systems, and pilot training.

L3 AS&T is built on the proposition that a small team of the right people can do what others will not even attempt. We specialize in developing disruptive, next-generation technologies for advanced small UASs, affordable radar systems, weapon systems, and RF sensor technologies using small company agility and big company experience. We’ve earned a reputation for providing vital warfighter solutions at a faster pace than traditional DoD contractors, so if you like the idea of hands-on experience designing, building, testing and fielding new technology, join us.

This position provides advanced concept development, design, implementation, test, and evaluation of AS&T.

You will demonstrate success by:


Development of outer-loop control algorithms utilizing feedback from a variety of sensors for tracking, precision guidance, and ISR mission support


Development of inner-loop control algorithms for vehicle stability and performance


Development of navigation solutions using GPS and/or alternate-sensor aiding


Development of high-fidelity 6DOF math models to simulate/recreate dynamic behavior of airborne flight systems and their sub-components


Technology planning and system-level trade studies providing requirements and performance specification


Mentoring engineers by demonstrating excellent interpersonal, communication, and documentation skills

* The position can include time in office, lab, and infrequent flight test environments depending on program/task.

Our Values are an integral part of who we are. We seek candidates who share our values:

* Integrity

* Excellence

* Accountability






* Must be a U.S Citizen with active DoD clearance required with the ability to obtain and maintain additionally clearances

* Bachelor’s degree in Aerospace, Mechanical, or Electrical Engineering degree with an emphasis on Control Theory (advanced degree preferred)


15+ years of experience in airborne flight control systems or related field


15+ years of experience using integrated sensor systems for guidance and/or navigation

* Fluency in Matlab/Simulink for development and analysis


Working knowledge in C/C++ programming


Extensive knowledge in control system design (classical and modern) including application to high-speed, unstable-airframe aerodynamics


Extensive knowledge in practices/standards/sensitivities for precision sensor pointing, stabilization, fusion, tracking, and feedback control


Extensive knowledge of Navigation algorithm/solutions including integration of GPS and alternate-sensor hardware aiding


Experience with modeling and control of high-speed aerodynamic and power plant/propulsion systems

* Excellent root-cause analysis and debugging skills from live and/or simulated flight data

* Excellent people skills, with experience leading and collaborating in a multi-disciplinary, diverse, and dynamic team environment.


Willingness to be (or become) a Subject Matter Expert (SME) for functional area topics


Willingness and desire to train less experienced GNC engineers via mentoring and/or technically focused training sessions

* Excellent communication skills (written, verbal, & presentation)

US Security Clearance Required







Day - 1st



Yes, 10 % of the Time



UMS-Product Line-21002427

Job Level


Individual Contributor

Job Posting


Jun 6, 2019, 1:27:43 PM




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