Principal/Sr. Principal Systems Engineer Mission Thread Lead – Top Secret (Space Systems)
- Location:
- Dulles, Virginia, United States of America
About Northrop Grumman

Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 90,000 employees are Defining Possible every day using science, technology and engineering to create and deliver advanced systems, products and services. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will allow you to work together with people from many backgrounds, personal passions and disciplines.
Northrop Grumman Space Systems Sector, Tactical Space Systems Division (TSSD), Phoenix program is seeking a qualified Principal or Senior Principal Systems Engineer for the role of Mission Systems Thread Lead for a Mission Integration program. This position is located in Dulles, VA. Successful candidates for this position will work in a technical thread lead role on Phoenix for the Space Security business area. This position offers the opportunity to work on exciting, cutting-edge programs and new mission areas.
Duties/Responsibilities:
Develop and review requirements, verification plans, and architecture at all levels of the System
Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints
Performs functional analysis, timeline analysis, detail trade studies, requirements allocation, and interface definition studies to translate customer requirements into lower level specifications
Integrate complex design elements across multiple teams and vendors of the Phoenix program
Coordinate with all levels of the program to ensure a comprehensive system design
Ensure ground system software teams are developing and design their content that meet the system requirements
Provide subject matter expertise for the Thread to the program
Brief program leadership, customers, and stakeholders on the on the Thread
Engage in formal and informal mentoring to support knowledge transfer and talent development.
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Basic Qualifications:
Principal Engineer Level (T3) - B.S. in STEM - Science, Technology, Engineering, Math or related area and 5 years of experience; M.S. in STEM or related area and 3 years of experience.
Senior Principal Engineer Level (T4) - B.S. in STEM - Science, Technology, Engineering, Math or related area and 8 years of experience; M.S. in STEM or related area and 6 years of experience
Must have US Citizenship with current or active Top Secret clearance with ability to obtain SCI clearance at time of application
Experience in requirements management, system architecture development, and CONOPs.
Preferred Qualifications:
Active or current TS/SCI U.S. Government Security Clearance
Experience coordinating the efforts of diverse stakeholders.
Proficiency in any modeling and simulation tools: Cameo, STK, Matlab, AFSIM, Python