Jobs and Careers

Sr. Specialist, Systems Engineering

Huntsville, United Statesfull_timeVerifiedPosted 11 Aug 2026

💰 $197,500/yr($106,500/yr – $197,500/yr)

About the role

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Sr. Specialist, Systems Engineering - MBSE
Job Code: 42514
Job Location: Onsite at either our Hunstville, AL or Canoga Park, CA facilities
Job Schedule: 9/80 Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

The Model Based Systems Engineer will be expected to work in conjunction with Digital Engineering leadership to execute MBSE strategies in support of enterprise goals. This position requires knowledge and experience with Systems Engineering applications in product development efforts for advanced propulsion systems. The candidate will be responsible for applying MBSE tools, developing model architectures, supporting program execution, and contributing to cross-functional engineering initiatives. The candidate will also assist in leading MBSE-related training within the systems engineering organization.

Essential Job Functions:

Leads and contributes to the development and application of Model Based System Engineering tools and processes to support the full Systems Engineering life cycle. This includes systems, subsystem, and component requirements for rocket propulsion systems. Responsible for derivation, allocation, and documentation of requirements in requirements database and specifications. Coordinates requirements and related specification change management with IPT members. Defines and coordinates requirements verification plans with integrated product team members, plans and manages compliance assessment and certification.

Provides support of business development efforts to incorporate MBSE content into enterprise proposals ensuring proposed solutions are aligned with customer requirements and assist in the capture of new business.

Works in conjunction with Systems Engineering leadership to develop, communicate and implement MBSE across Aerojet Rocketdyne ensuring consistent processes are employed to effectively support the enterprise. Provides technical guidance, mentorship and feedback to teams responsible for implementing MBSE products in support of company goals.

Implements MBSE technical training to expand enterprise capabilities and support organizational goals.

Requires up to 10% travel time.

Ability to obtain a US LEVEL security clearance

Basic Qualifications

Bachelor’s Degree in Mechanical Engineering, Aerospace Engineering, or a related field and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

Preferred Qualifications:

Demonstrated experience in Systems Engineering to include: requirements and functional analysis, risk management, and product development for rocket propulsion systems.

Experience contributing to cross-functional MBSE initiatives and developing model architecture and artifacts.

Familiarity of planning, coordinating, implementing, and communicating MBSE objectives and goals to f leadership ensuring successful design, development and integration of Rocket propulsion systems.