Sr. Principal Engineer Systems

Northrop Grumman - Dulles, VA4.0

Full-time
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Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. 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 hardware and software specifications.

Basic Qualifications:
The Orbit Analyst/Flight Dynamics Engineer performs the following functions and analyses:
Pre-mission orbital analyses for satellite missions in a variety of orbit regimes (e.g. LEO, GEO, Cis-lunar)

Launch window analysis

Mission sequence of events definition

Propellant budgeting analyses and on-orbit fuel requirements and mission lifetime estimates

Participation in mission rehearsals to simulate orbital analysis tasks performed in operations

Maneuver planning and optimization analyses

Orbit determinations to specify tracking system parameters, define the orbital state, and predict orbital events

Plans and provides operational support for orbit transfer and station keeping maneuvers

Analyses of satellite and constellation access, coverage, lifetime, and additional trade studies

Satellite rendezvous and proximity operations planning and analyses

Concept of operations (ConOps) development

Position requires knowledge of spacecraft mission operations

Additional duties may include requirements development, writing complex specifications, interface control documents, and engineering reports from advanced studies, special engineering investigations, and similar activities. May be called on to assist in New Business activities such as conceptual design and analysis for proposals and funded studies and may include authoring sections for both.

The candidate should possess strong computing skills with familiarity with Systems Tool Kit (STK), Matlab, Python, C#, C/C++, Visual Basic, or Fortran. Experience with other software systems, development environments, or programming languages is beneficial. Understanding of issues in scientific and numerical computing and developing simulations of physical systems is an asset.

WRITTEN AND VERBAL COMMUNICATION
The candidate will work with cross-discipline team members and must have excellent verbal and written communication skills, presentation experience, and the ability to work with a diverse community of engineers and managers to achieve the goals of the program team.

EDUCATION
Must have a B.S. in Engineering, Physics, or related field, plus 10+ years of experience in orbital analysis, mission planning and design.

Preferred Qualifications:Candidate must possess the following skills:
a) Experience with satellite astrodynamics analyses (orbit determination, ephemeris generation, perturbation analysis, maneuver planning, and error analysis)

b) Experience with modern computational and satellite mission analysis software (e.g. Matlab, STK, OASYS, etc.)

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 www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.