FOLLOW THE HEAT

RESPONSIBILITIES

• Own end-to-end mechanical design of heat exchangers, turbomachinery and
  pressure assemblies (pumps, impellers, seals, shafts, skids, piping) using SolidWorks.
• Design of large systems for full scale mass production machines.
• Design, set up, and operate mechanical and thermodynamic test systems, including pumps, pressure systems, and flow systems.
• Participate in planning optimization of production scale-up
• Translate specs into hardware that hits performance, cost and DFX targets.
• Mentor & upskill junior engineers. Guide design reviews, teach advanced
  SolidWorks/PDM workflows, and set the quality bar.
• Lead tolerance stacks, material selection, and supplier engagement (machining,
  casting, welding, additive manufacturing).
• Guide production scale-up and interface with global vendors.
• Collaborate closely with engineers, vendors, and manufacturing partners to
  ensure fit-for- designs under challenging conditions.

Key Requirements

• B.Sc. Mechanical Engineering (major university; cum laude preferred).
• 7+ years end-to-end mechanical design of rotating/pressure equipment in
  turbomachinery, power, or thermal systems for industrial environments.
• SolidWorks + PDM expert: large assemblies; release-grade 2D drawings,
  GD&T and tolerance stacks (Advantage: experience in surface design).
• DFX leadership, material & process selection; design for machining, casting,
  sheet metal, welding, additive manufacturing and quality control.
• Hands-on with vendors & subcontractors: define work packages, track progress,
  close processes; prototype builds and rapid, data-driven iterations.
• Fluent English, written and spoken.

Bonus Qualifications

• Experience with heat engines, ORC systems, or similar energy conversion systems.
• Familiarity with CE/ASME standards, ATEX/Zone 2, Machinery directive and PED.
• Integration with control systems, instrumentation, test rigs; commissioning/field
  practices.
• Thrives working in a dynamic environment with new problems, fast paced projects
  where out-of-the-box thinking is required

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‐on experience with cutting‐edge isothermal technology.
• A creative, driven, and supportive startup environment.

Key Responsibilities

• Develop and maintain thermodynamic models to predict heat exchanger and system-level performance.
• Analyze heat balance, energy flows, and cycle efficiency of knitted heat exchangers across a range of working fluids, pressure levels, and temperature regimes.
• Provide design input on operating parameters such as flow rates, pressure drops, and thermal gradients.
• Collaborate with CFD engineers to couple system-level models with detailed flow simulations.
• Support prototype and field test programs with predictive performance analysis and root-cause investigation.
• Generate design guidelines and contribute to patentable innovations.
• Present findings and recommendations to engineering leadership and project managers.

Requirements

• Bachelor’s or Master’s degree in Mechanical Engineering, Thermal Engineering, or related field (PhD a plus).
• 3–7 years of experience in thermodynamic cycle analysis (Rankine, Brayton, Organic Rankine Cycle, etc.).
• Proficiency with modeling tools such as EES, MATLAB/Simulink, Aspen Plus, or similar.
• Solid understanding of heat exchanger design principles and thermal-fluid systems.
• Familiarity with power generation or energy conversion systems preferred.
• Strong analytical and mathematical modeling skills.
• Ability to translate complex thermal data into practical design recommendations.
• Collaborative mindset to integrate with mechanical, materials, and testing teams

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

Key Responsibilities

• Perform Computational Fluid Dynamics (CFD) simulations for multiphase flow, pressure drop, and heat transfer within knitted metallic structures.
• Develop 3D geometries and mesh generation for complex knitted patterns.
• Conduct parametric studies to optimize exchanger geometry and operating conditions.
• Correlate simulation results with lab test data to validate and refine models.
• Support cross-functional teams by providing actionable design recommendations.
• Prepare technical reports and presentations for management and stakeholders.
• Maintain and improve simulation tools, workflows, and HPC (High-Performance Computing) resources.

Requirements

• Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or related field (PhD a plus).
• 3–7 years of experience in CFD for thermal/fluid systems.
• Proficiency in ANSYS Fluent or similar platforms.
• Strong knowledge of heat transfer, turbulence modeling, and fluid mechanics.
• Excellent communication and cross-functional collaboration skills.
• Analytical thinker with strong problem-solving skills.
• Comfortable with experimental data correlation and model refinement.
• Ability to thrive in a fast-paced R&D environment.

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

Key Responsibilities:

• Select and test alloys for high thermal conductivity and corrosion resistance.
• Develop novel knitted geometries and coatings.
• Collaborate with mechanical engineers to balance performance and manufacturability.
• Conduct microstructural analysis, fatigue, and corrosion testing.
• Work with suppliers to qualify raw materials.
• Document and analyze test results to guide design.

Key Requirements

• PhD or Master’s in Materials Science, Metallurgy, or Chemical Engineering.
• 7+ years in advanced materials R&D (heat exchangers, aerospace, or energy).
• Excellent communication and teamwork skills.

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

What you will do:

• Conduct experimental testing and development of the engine and heat pump

systems.

• Serve as an integral part of the R&D team, working hands-on to improve system performance and efficiency.
• Design, set up, and operate mechanical and thermodynamic test systems, including pumps, pressure systems, and flow systems.
• Analyse experimental data and translate insights into engineering improvements.
• Apply principles of thermodynamics and mechanics to solve complex engineering problems.
• Support ongoing research and development efforts with hands-on experimental work.
• Maintain accurate documentation of experiments, procedures, and results.
• Work closely with cross-functional teams including other engineers, and researchers.

Key Requirements

• Bachelor’s degree in Mechanical Engineering or applied physics.
• High experimental skills (hands-on). 
• Project Management skills. 
• Research and Development (R&D) experience. 
• Strong problem-solving abilities. 
• Excellent communication and teamwork skills. 

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

Role Overview and Key Responsibilities

We are seeking a PhD or MSc graduate in Mechanical Engineering to join our team of excellence. In this role, you will:

• Perform two-phase CFD simulations using ANSYS Fluent
• Conduct Finite Element Analysis (FEA) for complex thermal and structural problems
• Collaborate with a multidisciplinary team to optimize system design and performance

Key Requirements

• MSc or PhD in Mechanical Engineering (or closely related field)
• Strong background in computational fluid dynamics and heat transfer
• Hands-on experience with ANSYS Fluent and other simulation tools
• Familiarity with finite element methods and structural analysis
• Excellent communication and teamwork skills. 

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

Key Responsibilities

• Create 3D models and manufacturing drawings for knitted heat exchanger components and assemblies.
• Apply heat exchanger design knowledge (thermal-fluid considerations, pressure boundaries, and material selection) to optimize performance and reliability.
• Develop process parameters for knitting and finishing.
• Support prototype fabrication and assembly, providing technical guidance to the shop floor.
• Implement quality control procedures and process documentation.
• Work with suppliers to source and qualify equipment.
• Participate in design reviews and implement Design for Manufacturability (DFM) and Design for Assembly (DFA) best practices.
• Collaborate with CFD, thermodynamics, and materials teams to incorporate simulation results into mechanical designs.
• Ensure compliance with relevant codes and standards (e.g., ASME, PED) where applicable.

Requirements

• Bachelor’s degree in Mechanical Engineering (Master’s preferred).
• 3–5 years of product design experience, with direct exposure to heat exchanger design and/or thermal-fluid systems.
• Proficiency in SolidWorks (or equivalent CAD tools) for complex assemblies and detailed drawings.
• Knowledge of pressure vessel design principles and familiarity with standards such as ASME BPVC or PED is highly desirable.
• Strong problem-solving skills and the ability to work in a fast-paced R&D environment.

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.

Key Responsibilities:

• Strategic Leadership: Define and execute the department’s technology roadmap and growth strategy in alignment with LAVA’s product goals.
• Design Oversight: Guide the development of knitted heat exchangers, ensuring compliance with ASME Boiler & Pressure Vessel Code (BPVC), PES (Pressure Equipment Standards), and other relevant codes (EN, PED, etc.).
• Manufacturing Expertise: Provide direction on fabrication methods (knitting, welding, brazing, pressure boundary design) to achieve high reliability and cost-effective production.
• Team Building: Recruit, mentor, and manage a multidisciplinary team of engineers (materials, CFD, thermodynamics, mechanical design, testing, and manufacturing).
• Project Governance: Oversee budgets, schedules, and resource allocation across R&D, prototype development, and pilot manufacturing.
• Cross-Functional Collaboration: Work closely with the Lava engineering team, safety/compliance teams, and supply chain to ensure seamless integration with LAVA’s preassembled skid-mounted units.
• Regulatory & Certification Management: Ensure designs meet all applicable pressure vessel, thermal, and environmental regulations for global markets.

Key Requirements

• Master’s or PhD in Mechanical Engineering, Chemical Engineering, or related field.
• 10+ years in heat exchanger design and manufacturing, ideally in energy, chemical process, or power generation industries.
• Extensive, in-depth expertise in ASME Boiler and Pressure Vessel Code (BPVC) Sections VIII and I, with strong working knowledge of the EU Pressure Equipment Directive (PED) and related international pressure equipment standards (e.g., CE marking). Track record of bringing thermal equipment from R&D to pilot production and market launch.
• Deep understanding of thermal-fluid design principles, pressure vessel mechanics, and fabrication processes (metal knitting, tube-fin, plate-fin, or similar).
• Working knowledge of CAD/CAE tools and simulation (CFD/FEA) workflows.
• Proven ability to build and lead high-performing engineering teams.
• Strong project management, budgeting, and vendor negotiation capabilities.
• Excellent communication skills for cross-functional and executive-level presentations.

Bonus Qualifications

• Experience with novel manufacturing processes (e.g., additive manufacturing, advanced welding/brazing).
• Familiarity with global certification standards (ASME, ISO, EN, PED, CE).
• Entrepreneurial mindset with a passion for energy innovation.

What We Offer

• Opportunity to build and scale novel clean energy technologies.
• Work closely with world-class energy partners and researchers.
• Hands‑on experience with cutting‑edge isothermal technology.
• A creative, driven, and supportive startup environment.