Overview
As a Retrofit Designer, you will play a critical role in developing compliant and deliverable designs for domestic retrofit projects under PAS2035:2023 and subsequent revisions. You will work collaboratively with Retrofit Coordinators, Assessors, clients, and installation contractors to ensure that designs meet both the performance objectives and compliance regulations.
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.
* Liaise with the Retrofit Coordinator to finalise Medium-Term Plans (MTP) and ensure designs are deliverable, practical, and aligned with programme budgets.
* Prepare and issue design risk assessments and relevant health and safety information to comply with CDM 2015 and PAS2035 design responsibilities.
* Participate in design reviews, toolbox talks, and site inspections where required to ensure design intent is maintained through to delivery.
Qualifications
* Fully qualified architect / technologist required – ARB / MCIAT accreditation is a must.
* Competent in Microsoft Excel, Word, PDF, Revit/CAD and good level of IT knowledge/adaptability to using software and project management platforms such as AirTable.
* Professional technical 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 fabric-first Whole House Retrofit approach.
* Strong technical knowledge of detailing, materiality, insulation systems, ventilation design, thermal bridging, moisture management and all relevant regulatory & guidance standards.
* Proven understanding of UK planning / listed building approval processes.
* 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.
Desirable
* Level 5 Diploma in Retrofit Coordination and Risk Management
* Level 3 Award in Energy Efficiency for Older and Traditional Buildings.
* Experience in social housing retrofit programmes.
* Familiarity with Trustmark requirements and Retrofit Academy standards.
* Proficiency in using design and retrofit modelling software.
Company Culture
Our 1,400+ people bring a vast range of skills, delivering a professional mindset, gritty discipline and a genuine passion to every one of the thousands of projects they undertake each year. They're the foundation of our success – they drive our vision, embody our values and separate us from the competition.
At Ridge, we are passionate about delivering innovative, sustainable, and high-quality solutions for our clients. As a leading multi-disciplinary consultancy, we work at the forefront of the UK's decarbonisation and retrofit programmes, supporting social housing providers to improve energy efficiency, reduce carbon emissions, and enhance residents' quality of life. Due to continued growth in our retrofit services portfolio, we are seeking an experienced and qualified Retrofit Designer to join our dedicated Retrofit Team.
We are Ridge, a Built Environment Consultancy. We help our clients transform the quality and sustainability of the built environment.
Quality – THE CORNERSTONE OF OUR BUSINESS.
Ingenuity – AS STANDARD.
Partnership – BUILT ON TRUST. GROWN OVER TIME.
Aspiration – THE FIRE IN OUR BELLY.
Benefits
* Annual leave – A healthy holiday allowance that starts at 25 days pa, plus the option to buy, carry over or sell.
* Community spirit – You can take three volunteering days each year to spend time on causes close to your heart.
* Mental health – Mental Health First Aiders are here to support you, backed up by Unum's Help@hand app.
* Financial benefits – A path to peace of mind: life assurance, pension scheme and income protection.
* Physical wellbeing – Your health is a priority for us too, so we offer medical insurance, private GP access and discounted gym membership.
* Flexible working – Our flexible approach to hybrid working is there to suit you, your family and your team.
* Career development – A pathway at Ridge that's focused on your professional, personal or educational aspirations.
* Extra benefits – Performance bonus, car allowance and more based on your role – and progression.
Equal Opportunity
We believe that everyone performs their best when they feel like they belong and can be their true selves at work. As an equal opportunities' employer, we will support you to ensure you have everything you need to be successful and achieve your best in your career at Ridge. If you'd like to discuss accessibility, accommodations or adjustments during your application and selection process, please contact us and we will work with you to ensure you feel included and supported.
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