Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Emerging Capabilities Development organization pushes the boundaries of innovation, redefines capabilities, and drives advances in various sciences. Our team is chartered with providing an innovative technological capabilities across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!

We are looking for you to join our team as a GPS Receiver Principal Investigator based out of Woodland Hills, CA. As a GPS Receiver Principal Investigator at Northrop Grumman you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of Model-based Engineering, DevSecOps and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of innovation.

What You’ll get to Do:

The Future Positioning Navigation Timing Systems (FPNTS) team at Northrop Grumman Mission Systems (NGMS) is looking for a senior technical leader to join our team as an GPS Receiver Principal Investigator. This person will provide technical leadership of our navigation research and development portfolio for military applications and is based out of Woodland Hills, CA.

• Development and evaluation of GPS receiver architectures and requirements
• Provide technical guidance and monitoring for activities focused on simulation modeling and analysis of GPS receiver processing and performance
• Characterization of GPS receiver performance in relevant environments
• Analysis of GPS navigation performance in laboratory and flight test scenarios
• Interface with
• Communication of status, issues, and results with program management and customers.
• Help shape technology strategy and lead roadmap development for the positioning, navigation, and timing (PNT) research and development operating unit as well as proposal and capture strategy for critical programs.
• Work in close collaboration with Government R&D organizations such as DARPA, AFRL, ONR, and Army labs to develop advanced navigation and timing technologies.
• Work with a team of navigation and timing experts in a team-based collaborative environment dedicated to advancing the state of the art
• Apply your research and development skills to architect real-world products and capabilities well beyond purely academic or theoretical
• Work with leading-edge Software Defined Radio (SDR) systems for GPS, GNSS, and other cooperative signals along with advanced signal processing techniques to define new product lines
• Work with leading-edge navigation warfare (NavWar) systems, techniques, algorithms, and software to enhance mission success in contested environments.
• Shape next generation mission applications like autonomous navigation, distributed sensing, alternative sensing and sensor fusion, proliferated low earth orbit (pLEO) space systems, model-based system engineering, cloud-based software as a service, and swarming vehicles.
• Present your ideas to internal and external groups; lead proposal activities; and represent Northrop Grumman at technical conferences and working groups.

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Basic Qualifications:

• Masters of Science in a STEM discipline and a minimum of 14 years of prior relevant experience, OR Ph.D. in STEM discipline and a minimum of 12 years of prior relevant experience.
• US Citizenship is required in order to obtain and maintain security clearance

Systems Engineering focused skills:

• Demonstrated experience with algorithm development for satellite acquisition, tracking, and receiver measurement formation
• Demonstrated experience with design of GPS receiver tracking loops, including characterization of platform dynamics, environmental/interference effects, jamming mitigation techniques on GPS processing
• Exposure to requirements specification and interface control documents (ICD) for GPS-153/RS-232,etc.
• Demonstrated experience in a technical lead role for a GPS product or lead role for an integrated product team (IPT).
• Hands-On experience with software defined Global Navigation Satellite System (GNSS) receivers.

Embedded Software Engineering focused skills:

• Demonstrated experience developing embedded software utilizing C, C++, Ada or related languages (typically 10+ years of experience)
• Demonstrated experience in architecting, developing, and integrating real time embedded software for GPS Receivers, including on target Hardware
• Expert knowledge of signal selection, acquisition and tracking, Position, Velocity, and Time (PVT) calculation, data demodulation, signal correction, jamming and spoofing or related applications
• Demonstrated experience developing software using Green Hills Integrity Real-time Operating Systems, board support package (BSP), Green Hills Multi IDE and/or Wind River VxWorks RTOS/BSP for C/C++ or equivalent development tools

Preferred Qualifications:

• Ph.D. in Aerospace Engineering or Electrical Engineering or any related field and a minimum of 15 years of prior relevant experience.
• Working experience as a Team Lead, Technical Lead, and/or Subject Matter Expert (SME) in fields of knowledge and expertise.

System Engineering focused skills:

• Working knowledge of Power Management
• Working knowledge of Buffer/Memory Management
• Working knowledge of Precision timing interface.
• Familiarity with signals of opportunity and alternate navigation signals.
• Familiarity with open system architectures (ex: ASPN, CMOSS, PNTOS, JADC2).
• Familiarity with anti-jam GPS processing techniques and analysis (such as nulling, STAP, SFAP, SFAP-T, differential GPS)
• Demonstrated experience with military GPS modernization particularly M-code signal processing and capabilities.
• Demonstrated experience with GPS satellite constellation simulator test equipment
• Demonstrated experience with inertial navigation systems (INS) mechanizations.
• Familiarity with integrated INS/GPS navigation systems involving exposure to Kalman filtering / estimation theory
• Demonstrated experience designing robust navigation systems with integrity monitoring including GPS measurement fault detection, isolation, and exclusion
• Expertise in RF impairment analysis.
• Experience with one or more of the following: time metrology, time synchronization, time and frequency transfer, design of precision timing system, clock analysis, clock ensembling, design of time and frequency measurement systems

Software Engineering focused skills:

• Experience with developing Vector Signal processing or Data processing algorithms for wireless communication technology
• Familiarity with Agile lifecycle process including Scrum, Continuous Integration, Unit Test, and Test Driven Methodologies

This position is contingent upon the ability to obtain a Secret Clearance within a timeframe acceptable to management as well as contract award.

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