Principal Systems Engineer

EchoStar has an exciting opportunity for a Principal Systems Engineer in our Hughes Network Systems division for our Gaithersburg, MD office.  This is an exciting position where the candidate will be involved in system design and definition of air interface for next generation LEO/MEO/GEO satellite communication systems. Candidate will be instrumental in designing and developing innovative solutions to serve customers in fixed, aeronautical, land-mobile and maritime domains.

RESPONSIBILITIES :

• Analyze system requirements and develop system architectures and solutions to meet customer requirements.
• Develop subsystem requirements, specifications, and technical evaluations
• Define scheduling algorithms to meet QoS requirements
• Conduct link layer and upper layer simulations, including link adaptation and power control
• Adapt 3GPP protocols to work efficiently in satellite environments
• Develop constellation modeling and analyses for LEO/MEO/GEO satellite systems and conduct end-to-end performance analyses.
• Document detailed designs and present them internally and to external customers

REQUIREMENTS :

• Master's degree in electrical engineering or related field
• 10+ years expertise in wireless communications systems theory, analysis and protocols
• 5+ years of experience in end-to-end system design of wireless systems and protocols.

PREFERRED QUALIFICATIONS:

• PhD in electrical engineering
• Strong analytical skills and modeling skills for evaluating performance in LEO/MEO/GEO systems
• Experience with OPNET/OMNET/OMNEST and MATLAB simulation tools
• Strong familiarity with 3GPP 4G and 5G protocols
• Familiarity design of scheduling algorithms to meet QoS requirements.
• Must be comfortable with physical layer aspects of the design and be able to work in a cross-disciplined framework and come up with cross-layer hybrid solutions