Space Engineer​/Principal Engineer Systems

Relocation Assistance

Relocation assistance may be available.

Clearance Required:

Yes – Top Secret. Travel:
Yes, 10% of the time.

Systems Engineer (Level
2) / Principal Systems Engineer (Level
3) roles in the Space Sectors’ Eastern Region SEIT Engineering Organization at Rolling Meadows, IL. The SEIT organization develops complex subsystems and defense electronics for space superiority missions. The candidate will be responsible for design, modeling, simulation, integration, and testing of space systems.

• Create and refine Model-Based System Engineering products (system behavioral models, use case realizations, state machines).
• Generate and update specifications in DOORS, including requirements traceability and DXL script development.
• Perform capability assessments to predict requirement compliance.
• Develop functional algorithms.
• Conduct risk assessment and mitigation rollout.
• Generate and report technical performance measures.
• Present analysis to shape system design and secure end‑customer buy‑in.
• Develop integration interfaces and documentation.
• Develop physics‑based in‑house models and algorithms.
• Analyze and trade product‑line architectures with analytical models and mission‑level simulations.
• Author technical documentation (white papers, proposal volumes, milestone briefings).
• Present technical analysis to multiple stakeholders.
• Work with sensors/antennas, transmitters/receivers, optics and associated lab equipment.
• Apply real‑time signal processing techniques.
• Use MATLAB, Python, or other scripting languages.
• Use Robot Framework or other test automation frameworks.
• Use DOORS and Clear Case/Clear Quest.
• Create and execute integration and test plans and procedures.
• Perform system verification and validation.
• Support Systems Integration Labs (SIL) testing.
• Apply agile development practices.
• Travel as required.

• Systems Engineer: BS + 2 years experience. MS + 0 years experience.
• Principal Systems Engineer: BS + 5 years experience, or MS + 3 years, or PhD + 0 years.
• BS and/or MS in Electrical Engineering, Aerospace Engineering, or related technical degree.
• Experience with signal processing and algorithm development.
• Proficient in MATLAB or Python object‑oriented programming.
• U.S. citizen with ability to obtain U.S. Government DoD Top Secret security clearance at time of application.
• Prerequisite: ability to obtain TS/SCI with adjudicated polygraph (preferred).

• Strong organizational and coordination skills working with cross‑functional teams.
• Knowledge of the space domain (orbital mechanics, remote sensing).
• Strong RF domain background (link budget, waveform modulation, transceivers, antennas).
• Integration and test experience; familiarity with signal generators and spectral analyzers.
• Active TS/SCI with adjudicated polygraph (preferred).

Primary Level: $87,600.00 – $ per year.
Secondary Level: $ – $ per year.
Salary is a guideline; final offer considers scope, experience, education, skills and market conditions.

Health insurance coverage, life and disability insurance, savings plan, company paid holidays, and paid time off (PTO) for vacation and personal business.
Employees may be eligible for overtime, shift differential, discretionary bonus, and, for VP or Director positions, long‑term incentives.

Northrop Grumman is an Equal Opportunity Employer. U.S. citizenship is required for all positions with a government clearance. See EEO statement on Northrop Grumman’s website.