Embark on a career putting innovative, reliable, and agile products and ideas into orbit, and beyond. Northrop Grumman has opportunities waiting for you that play a vital role in human space exploration, national defense, and scientific discovery, supporting multiple programs across the universe. With us, you'll discover a culture of curiosity and collaboration that will have you Defining Possible from the day you start. Our space systems connect and protect millions of people on earth every day, now and for the future. Explore your future and launch your career today. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they are making history. The Space Systems Sector is seeking an experienced Principal Systems or Sr. Principal Systems Engineer to join the Ground System team to work with DOD Customers. The ideal candidate must have the ability to understand and define ground interface, security and infrastructure requirements for MMSOCEGSEnterprise Ground Solutions by defining, adapting and deploying ground Software and communication systems required to operate the mission (pre-launch, post-launch). Utilize sound engineering practices to develop, implement, and maintain end-to-end Satellite ground systems. Manage the requirements, design, and implementation for ground networks and End-to-End ground systems to Support Mission Operations, RFP Proposals, post win ground operation development, existing ground systems and upgrades - technology refresh, and reliability maintainability. He or she may be responsible for developing and configuring ground software operation baselines - to include scripts, mission templates, command telemetry database baselines, and developing Space-Ground ICDs. In addition, responsibilities may include coordinating and conducting PDRCDRFATSAT ground segment support activities. Product Deliveries include Space-Ground ICD, Command and Telemetry Databases, EmulatorFlastsatSimulator baseline control. This position is located in Dulles, VA. Responsibilities may include the following Designing, developing, building, and operating satellite control centers Familiarity experience with MMSOC and EGS compliant Satellite ground systems Ground support equipment - FEP's, Crypto hardware, Modems, routers, firewalls, Servers workstations, Linux, MS Connections to external customers, entities, and RF terminals Developing program specific ground ICDs per program Developing ground architecture based on program requirements Hold weekly regular meetings with ground stakeholders Coordinate end-to-end testing with vehicles during the IT phase Ground segment requirements management and development Ground software design and configuration for Telemetry Tracking - Command Control and Mission Planning Ground terminal design. Space Vehicle to Ground and Ground to Space communication design, implementation testing. Ground to Ground network communications design, implementation testing Ability to support lead Ground Segment proposal sections NoVASpace Qualifications Basic Qualifications This position may be performed at a level 3 or level 4 engineer depending on the qualifications, skills, and experience of the candidate. Systems Engineer 3 - Bachelor's Degree in STEM - Science, Technology, Engineering, Math or related area and 5+ years of experience, Master's Degree and 3+ years of experience. Systems Engineer 4 - Bachelor's Degree in STEM - Science, Technology, Engineering, Math or related area and 9+ years of experience, Master's Degree and 7+ years of experience. Must be a with an active or current Top SecretSSBI and have the ability to obtain SCI level access. Experience with Ground Based Systems (space or satellite knowledge highly preferred) Experience developing architecture based on program requirements Knowledge of networking software and hardware systems Preferred Qualifications Familiarity with Air Force ground control centers Certifications CompTIA Security + or equivalent DoD Security Experience o Cybersecurity and IAIS OpSec - 5205.02 o Risk Management Framework - 8510.01 Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal OpportunityAffirmative 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 EEOAA and Pay Transparency statement, please visit www.northropgrumman.comEEO. U.S. Citizenship is required for most positions.