Our client is a leading renewable energy contractor specialising in commercial solar PV and battery storage solutions for industrial and commercial sites across the UK. As the business continues to scale and take on larger, more complex projects, they are looking to appoint a skilled Technical Design Manager to take ownership of system design, technical compliance and engineering assurance across their commercial portfolio. The role requires strong experience in system design, technical compliance, and project coordination, ensuring all solutions are safe, efficient, compliant, and commercially viable. You will be responsible for producing and developing detailed system designs using industry-standard tools such as AutoCAD, PV*SOL, and OpenSolar, while ensuring full compliance with UK regulations, including CDM and health & safety requirements across all project stages. Technical Design Manager - Position Remuneration Salary: £55,000 - £65,000 DOE Hours: Monday-Friday, 09:00-17:00 Holiday: 20 days 8 bank holidays Free parking Pension scheme Access to company-wide benefits packageTechnical Design Manager - Position Overview Lead the design and engineering of commercial and industrial solar PV and battery storage systems from concept through to delivery Produce detailed technical designs using AutoCAD, PV*SOL and OpenSolar, ensuring solutions are cost-effective, compliant and buildable Take ownership of technical compliance, ensuring all designs meet UK electrical standards, building regulations, grid connection requirements and relevant industry guidance Act as technical authority for design assurance, approvals and best practice across all projects Ensure full compliance with CDM Regulations 2015, including design risk assessments and hazard identification Work closely with Principal Designers and project teams to eliminate or reduce risk during the design stage and promote safe-by-design principles Support project delivery by providing technical input across tendering, pre-construction, installation and commissioning stages Review contractor designs, drawings and technical submissions, ensuring accuracy and buildability Attend site visits, surveys and technical meetings as required Act as a key technical interface with clients, DNOs, consultants and internal teams Provide clear, practical technical solutions and support business development through expert inputTechnical Design Manager - Position Requirements Proven experience in the design of commercial solar PV and battery storage systems Strong proficiency in AutoCAD, PV*SOL and OpenSolar Solid understanding of electrical design principles and grid connection processes Strong knowledge of UK technical compliance standards and regulations Good understanding of CDM Regulations 2015 and construction health & safety requirements Experience producing detailed technical drawings, calculations and design documentationDesirable Experience Background within a commercial EPC, renewable energy contractor or consultancy environment Knowledge of battery storage system integration and control systems Familiarity with DNO applications and G99 connection processesPersonal Attributes Strong analytical and problem-solving ability High attention to detail and design accuracy Ability to manage multiple projects simultaneously Strong communication skills, both technical and non-technical Proactive, commercially aware, and solution-focused approachStreamline Search is a technical recruitment agency based in Chichester, West Sussex operating across the United Kingdom. We are acting as a Recruitment Agency in relation to this vacancy, and in accordance with GDPR by applying to this post you are granting us consent to process your data and contact you in relation to this application