Supports on-orbit RPO operations through planning, execution and debrief phases
Provides Space Operations expertise to ensure spacecraft/payload and ground system health, status, anomaly troubleshooting, and resolution
Creates initial and post maneuver orbit determination
Executes Kalman Filter monitoring/analysis and manipulation
Development and improvement of operations procedures or processes
Development and improvement of operational scripts, including unit testing and system testing
Investigation and diagnosis of unexpected system signatures
Supporting the coordination and execution of system maintenance tasks and coordinating across multiple contractor organizations including customer and external system partners to diligently accomplish all tasks
• Perform demonstrations and conduct briefings explaining how to utilize mission systems to accomplish task-based objectives
• Performing quantitative risk analysis
• Develops RPO Tactics, Techniques and Procedures
• Performs Space Domain Awareness (SDA) planning and analysis
• Providing 24x7on-call support rendezvous and proximity operations (RPO) missions and the resolution of system issues and anomalies.
This position will require shift work including swing or night shift, and/or 12-hr shifts
Candidate must be self-motivated, able to work in a dynamic team environment, and work under general direction while independently determining and developing approaches to solutions.
This position can be filled as a Principal (level 3) or Sr Principal (level 4) depending on experience and qualifications.
Basic Qualifications:

Bachelor's degree in Physics or Engineering or related STEM field
* Minimum of 5 years of experience (level 3) or minimum of 9 years' experience (level 4) in a related engineering field such as mechanical, electrical, aerospace and/or operations
* U.S. citizen
* Active or current DoD Top Secret/SCI clearance at time of application
* Strong technical background in orbital mechanics/astrodynamics
* Knowledge and experience in satellite operations engineering disciplines to include attitude control, power management, thermal control, propulsion, command and data handling, flight and ground software, and anomaly determination and resolution
* Ability to conduct a range of modeling, simulation and analysis in orbital maneuvers, orbit estimation
* Expertise in the following technical disciplines: orbital propagation and perturbations, orbit estimation, orbital maneuvers, modeling and simulation and analysis
* Familiar with a variety of astrodynamics tools (FreeFlyer, System Tool Kit (STK), NASA General Mission Analysis Tool (GMAT), Orbit Determination Toolbox (ODTBX))
* Experience with developing and presenting briefing slides to senior leaders and executive level personnel
* Ability to work odd and/or extended hours covering a 24/7 period and periodic rotating shifts
* Be able to make decisions under high pressure environments and maintain composure in stressful situations
* Ability to troubleshoot and correct problems in a dynamic environment
* Ability and willingness to work shifts
Preferred Qualifications:

Ability to develop and maintain operational procedures, products, and training materials
* Previous experience with troubleshooting, anomaly resolution and performing analysis on operational systems
* Support mission simulation, scripting, and verification activities.
* Proficiency with one or more of the following programming languages/tools: MATLAB, Python, SIMULINK, Fortran, Java, C/ C++
* Have an extensive comprehension of different astrodynamics coordinate frames such as ECI and RIC
* Experience with optimization techniques and their application to trajectory optimization and/or multi-objective optimization
* Prior aerospace-related work experience for a U.S Government Agency or Contractor
* Background/fundamental understand of performing statistical analysis
* Active TS/SCI clearance
Salary Range: $97,000 - $136,000
Salary Range 2: $121,000 - $161,000
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.
The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.