Lead Thermal Engineer - Spacecraft & Payloads

L3Harris Technologies, Inc.; Palm Bay (FL); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

L3Harris Technologies is seeking a Lead Thermal Engineer to guide spacecraft‑level thermal design, modeling, and analysis for advanced space missions. You will architect thermal solutions, mentor engineers, and collaborate across multidisciplinary teams to ensure mission success.

The role requires strong leadership, deep thermal knowledge, and experience with space environment design and TVAC correlation. On-site work in Palm Bay, FL or Fort Wayne, IN is expected.

Qualifications

• Bachelor's degree in Engineering with 9+ years of related experience; or 7+ years with graduate degree; 13+ years without degree.
• 5+ years professional experience using Thermal Desktop.
• Experience with thermal design/analysis for space environment/products.
• 2+ years leading an engineering team or IPTL.

Responsibilities

• Lead spacecraft‑level thermal design, defining architecture and requirements.
• Develop detailed thermal models for all mission phases and environments.
• Lead development of thermal control hardware and budgets.
• Mentor engineers and drive improvements in thermal processes.
• Prepare thermal verification plans, test plans, and reports.

Skills

Lead

Thermal Engineering

Spacecraft Thermal

Thermal Modeling

IPTL leadership

Education

Bachelor of Science in Engineering

Graduate Degree in Engineering

Tools

Thermal Desktop

Flowtherm

SINDA/FLUINT

ESATAN‑TMS

Job description

L3Harris Technologies is seeking a Lead Thermal Engineer to guide spacecraft‑level thermal design, modeling, and analysis for advanced space missions. You will architect thermal solutions, mentor engineers, and collaborate across multidisciplinary teams to ensure mission success.

The role requires strong leadership, deep thermal knowledge, and experience with space environment design and TVAC correlation. On-site work in Palm Bay, FL or Fort Wayne, IN is expected.