Principal / Senior Principal Software Engineer - Kalman Filter

Relocation Assistance

Relocation assistance may be available.

Security Clearance

Required for start: No. Clearance type: Secret.

Travel

Travel required: Yes, 10% of the time.

Overview

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people’s lives around the world. Our Mission Systems division is a trusted provider of mission‑enabling solutions for global security. The Engineering and Sciences (E&S) organization pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. We are looking for a Principal or Senior Principal Software Engineer – Kalman Filter based out of Woodland Hills, CA, to join our Enterprise‑wide digital transformation team.

Responsibilities

• Develop, test, and debug software for cutting‑edge navigation systems.
• Improve and expand software design and code development capabilities.
• Perform software and system integration on state‑of‑the‑art hardware.
• Learnt new software development techniques such as Model‑Based Engineering (MBE).
• Work in an agile and collaborative development environment.
• Collaborate with peers across the organization and demonstrate strong leadership skills.
• Engage in effective communication and problem‑solving with internal and external customers.
• Commit to ethics, integrity, and innovation while challenging traditional ways of doing business.

Basic Qualifications for Principal Software Engineer

• Bachelor’s degree in STEM with 5 years of hands‑on software development experience; Master’s in STEM with 3 years; PhD in STEM with 1 year.
• Experience developing software in MATLAB/Simulink.
• Experience with development in C and Python.
• Experience with software management and workflow automation tools such as ClearCase, Git, ClearQuest, or Jira.
• Experience using MATLAB to create, process, analyze, and visually represent data.
• Experience using Simulink to model dynamic systems.
• Experience using Model‑Based Engineering tools.
• Experience with INS/GPS Kalman filter design and requirements definition.
• Demonstrated ability to work in a collaborative development environment.
• U.S. citizenship is required.
• Ability to obtain and maintain a U.S. Government Secret clearance is required.
• Required to work on site full‑time.

Basic Qualifications for Senior Principal Software Engineer

• Bachelor’s degree in STEM with 8 years of hands‑on software development experience; Master’s in STEM with 6 years; PhD in STEM with 4 years.
• Experience developing software in MATLAB/Simulink.
• Experience with programming in C and Python.
• Experience using software management and workflow automation tools such as ClearCase, Git, ClearQuest, or Jira.
• Experience using MATLAB to create, process, analyze, and visually represent data.
• Experience using Simulink to model dynamic systems.
• Experience with navigation systems and INS/GPS Kalman filter design and requirements definition.
• Demonstrated ability to work in a collaborative development environment.
• U.S. citizenship is required.
• Ability to obtain and maintain a U.S. Government Secret clearance is required.
• Required to work on site full‑time.

Preferred Qualifications

• Current/Active U.S. Government Secret clearance.
• Experience in the development and performance of software tests.
• Experience using DOORS for software requirements management.
• Expertise in sensor fusion for navigation systems using IMU, GPS, barometers, and other sensors.
• Expertise in INS (inertial navigation system).
• Expertise in embedded INS/GPS navigation systems.
• Demonstrated capability to translate formal software requirements into software designs.
• Demonstrated capability to define software requirements for an INS/GPS system.
• Familiarity with INS/GPS Kalman filter design and requirements definition.
• Experience developing, verifying, certifying and releasing mission and safety‑critical software systems that comply with RTCA DO‑178B/C or similar guidelines.
• Demonstrated use of MATLAB for simulation and INS/GPS system performance evaluation.
• Hands‑on experience with one or more communication protocols such as MIL‑STD‑1553, ARINC‑429, or RS‑422.
• Experience with code analysis tools such as Polyspace and software test tools such as LDRA and VectorCast.

Salary

Primary Level: $114,000.00 – $171,000.00

Secondary Level: $142,200.00 – $213,400.00

Benefits

Employees may be eligible for overtime, shift differential, discretionary bonuses, long‑term incentives, health insurance coverage, life and disability insurance, savings plan, company‑paid holidays, and paid time off for vacation or personal business.

Equal Opportunity Employer

Northrop Grumman is an Equal Opportunity 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 the complete EEO and pay transparency statement, visit U.S. citizenship is required for all positions with a government clearance and certain other restricted positions.