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Salary
≈ $99k – $201k per year (Estimated)
Location
In office (West Palm Beach)
Seniority
Staff · 13+ years exp
Visa
H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 29, 2026. L3Harris Technologies scores A on the Alion truth index.

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L3Harris Technologies is an American defense contractor formed in 2019 by the merger of L3 Technologies and Harris Corporation. It builds tactical radios and military communication systems, electronic warfare and intelligence, surveillance and reconnaissance equipment, space sensors and satellites, night vision devices, and uncrewed surface vessels, and owns the rocket engine maker Aerojet Rocketdyne. Its main customers are the United States Department of Defense and allied governments. The company is headquartered in Melbourne, Florida, United States.

Job Code: 47056

Job Title: Lead, Systems Engineer

Job Location: West Palm Beach, FL

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 Missile Solutions segment of L3Harris is a leader in the design, manufacture, and deployment of advanced propulsion and energetics systems, including those for rocket motors. Our customers include the U.S. Department of War, Missile Defense Agency, NASA, and other notable agencies and companies domestically and internationally. We are currently seeking a Senior Associate Systems Engineer to join our team, focused on specifying requirements for propulsion systems.

Candidates interested in applying for this position should have a background in systems engineering and an understanding of Model Based Systems Engineering (MBSE). This role demands meticulous attention to detail and the ability to manage projects under moderate supervision.

Essential Functions:

  • Requirement Development (60%): Develops systems, subsystem, and component requirements for rocket propulsion systems’ product development. Responsible for derivation, allocation, and documentation of requirements in requirements databases 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. These activities will be performed utilizing model-based systems engineering tools.
  • Functional Analysis (15%): Performs functional analysis and coordinates system trade studies. Coordinates selection of optimized concept baselines through benefit/cost trades in support of definition of system architecture and objectives.
  • Risk Coordination (15%): Coordinates project risk and opportunity assessment and management and prepares and reports results on mitigation plans. May direct, coordinate and review the work of a small staff of engineers and/or technicians; estimates personnel needs and schedules and assigns work to meet completion date.
  • Communication (10%): Communicates results in oral presentations and written communication. Represents the organization in meetings/teleconferences to resolve important questions and to plan and coordinate work.
  • Travel: 10%.

Qualifications:

  • Degree and a minimum of 8 years of prior systems engineering experience. Graduate Degree or equivalent with 6 years of prior systems engineering experience. In lieu of a degree, minimum of 13 years of prior systems engineering experience.
  • 4 years of relevant industry experience in systems engineering, preferably in the aerospace or defense sectors. Specifically, Systems Engineering (requirements management, risk management, product development cycle) disciplines and liquid rocket propulsion strongly desired.
  • Active US Secret Security Clearance is required to start.

Preferred Additional Skills:

  • Master's Degree in Mechanical or Aerospace Engineering.
  • Advanced degree in a relevant field is preferred.
  • Experience with tools such as IBM DOORs, Cameo and Model-Based Systems Engineering methodologies.
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