Grafton Technology

Senior Thermal Design Engineer

Job Reference: GTL-2019-11-106

Location: Guildford, United Kingdom


Key Purpose :

Responsible for spacecraft thermal control subsystem for the lifetime of a project including testing and in-orbit activities as required:
  • Thermal subsystem management including:
    • Design and analysis of the spacecraft TCS
    • Perform / manage TCS implementation and test activities
    • Delivery of an overall thermal solution that fits in with company and project requirements


Key Task :


Support to Team Thermal activities, Thermal subsystem management and thermal analysis and design. Role to include, but not limited to:

  • Requirements capture
  • Spacecraft level thermal analysis and design
  • System / subsystem level interfacing and trade-offs
  • Cost, risk, schedule and performance trades
  • Implementation of the design including appropriate hardware selection and management as required.
  • Test planning, test and verification of the design
  • Understanding and improving related company standards and work practices
  • Perform / manage unit level analysis and design or piece part testing as required
  • Management of subcontractors as required
  • Interfacing to internal and external customers
  • Management of one or more project work packages
  • Peer review of technical output of the team
  • Mentoring and development of other members within the thermal team

Technical Skills & Profile :

  • A good Degree in Engineering or Physics or appropriate vocational qualifications
  • Relevant and proven experience in appropriate thermal design and analysis in the space industry
  • Experience using Thermica, Sinda-G and ESATAN analysis tools advantageous
  • Experience with active and passive TCS hardware
  • ​Planning and support of thermal vacuum tests
  • Space mission and system level experience, including interfacing to other disciplines such as Mechanics, AOCS, Propulsion, AIT and Operations
  • Experience of converting between the thermal tools is desirable but not essential
  • A system level understanding of thermal subsystem design
  • Good thermal design and analysis skills
  • Excellent verbal communications and presentations skills
  • Excellent writing skills with a proven ability to generate high quality technical documentation
  • Excellent organisational, management and team working skills
  • Good knowledge of MS Office Excel, Word and PowerPoint
  • Proven ability to deliver solutions under pressure and to tight timescales
  • Able to demonstrate company mindsets; accountability, one team, customers and projects rule and audacity

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