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Deep-Tech Thermal Energy Storage
Senior Thermal Systems Engineer
Thermal Systems Team · Experienced Hire (5–10 yrs)
T1ClosedDeadline: July 16, 2026
Mission
Lead decision-maker for HTS/IU-IsoTES® media and cycle design. Drive the core IsoTES® IP alongside the CTO.
Key Responsibilities
- Design thermal-storage media and cycles for glycerin (250°C) and solar salts (550°C)
- Validate integrated cycles across heat exchangers, absorption chillers, ORC, steam generators, and hot-air generators
- Own thermal-performance guarantees for two demonstration plants (5 MWhr and 0.7 MWhr)
- Set operating margins based on media corrosion and degradation data
- Assess thermal suitability for overseas PoCs (Mongolia) and new markets
Requirements
- Bachelor's or higher in Mechanical, Chemical, or Energy Engineering (Master's/PhD preferred)
- 5+ years in thermal energy systems or chemical-plant thermal engineering
- Hands-on experience designing or simulating heat exchangers, HTF, and thermal cycles
- Ability to write technical documents in Korean
Preferred
- Experience in TES (thermal storage), CSP, heat pumps, or ORC
- Experience leading government R&D projects (PI level)
- Simulation tools: Aspen, EES, MATLAB, Modelica
- Familiarity with pressure-vessel, KGS, and high-temperature fluid safety codes
- English proficiency (for overseas PoCs and foreign component specs)
Key Milestones
2025.09
Seed funding raised
2025.09
Selected for Deep-Tech TIPS; building a combined demonstration facility on our own site (5 MWh + 0.7 MWh)
2025.12
Selected for KOICA CTS Seed 2; district-heating project in Tsetserleg Som, Arkhangai Province, Mongolia
2026.04
Follow-on seed funding raised
Working Conditions
Location
135 Jukdong-ro, Yuseong-gu, Daejeon (HQ + corporate R&D institute)
Employment
Full-time (3-month probation, same terms)
Salary
Negotiable
How to Apply
Email
hr@gigaette.com
Subject format
[Apply] Experienced-SeniorThermalSystemsEngineer-YourName
Attachments
Resume (PDF) + cover letter + portfolio
Recruiter
Ikje Jang (042-719-7544, hr@gigaette.com)
Hiring Process
ApplicationTechnical interviewExecutive interviewOffer & termsOnboarding
Total: about 3 weeks