Retrofit Designer in Bristol

TSA surveying is currently working in partnership witha leading multi-disciplinary consultancy working at the forefront of the UKs decarbonisation and retrofit programmes, supporting social housing providers to improve energy efficiency, reducing carbon emissions, and enhancing residents quality of life. Due to continued growth in the retrofit services portfolio, they are seeking an experienced and qualified Retrofit Designer to join their dedicated Retrofit Team.

Key Responsibilities:

• Develop retrofit design solutions in line with PAS2035:2023 requirements and client specifications, considering feasibility, resident comfort, and building performance outcomes.
• Interpret and analyse Retrofit Assessment data, including Condition Reports, ventilation appraisals, and Improvement Option Evaluations (IOE) to inform design decisions.
• Produce detailed design documentation covering proposed measures, specifications, ventilation strategies (Approved Document F compliance), airtightness strategies, and materials compatibility, with clear sequencing and installation guidance.
• Identify building constraints, risks, heritage considerations, and performance limitations, proposing appropriate mitigation measures.
• Undertake U-value calculations, thermal bridging analysis, and condensation risk assessments to support robust design outputs.

About You

• Fully qualified architect required – MCIAT / ARB accreditation is a must.
• Competent in Microsoft Excel, Word, PDF, Revit/CAD and good level of IT knowledge/adaptability to using softwares and project management platforms such as AirTable.
• Professional background in building design, architecture, building surveying, or building services engineering with direct experience of domestic retrofit projects.
• Proven understanding of PAS2035:2023 requirements and the Whole House Retrofit approach.
• Strong technical knowledge of fabric-first measures, insulation systems, ventilation design, thermal bridging, and moisture management.
• Ability to interpret and integrate Retrofit Assessment data into practical, effective designs.
• Experience in producing high-quality technical design documentation, specifications, and drawings.
• Excellent communication skills to engage with clients, coordinators, assessors, contractors, and residents where required.

Hybrid working, 2/3 days in the office. Travel to site/projects expected as and when required.

If you are interested in the Retrofit Designer position, apply online.