This is an excellent opportunity for a highly capable and collaborative structural engineer to take a leading technical role within our Building Engineering team. As a Principal Structural Engineer, you will be at the forefront of delivering multidisciplinary building projects across residential, public sector, and commercial developments. This role is ideal for someone who combines strong technical expertise with a passion for mentoring others, influencing project outcomes, and contributing to innovative, sustainable engineering solutions. You will play a key role in shaping the future of engineering delivery at Tetra Tech RPS. Purpose and Scope of the Role You will join the Building Engineering team in Milton Keynes, where you will lead both new‑build structural design and the structural investigation, assessment, and reporting of existing buildings. Your work will include the design and integration of timber, steel, and concrete structures across a varied portfolio of projects, alongside conducting surveys, analysing defects, evaluating load paths in existing structures, and preparing clear, technically robust structural reports. You will collaborate closely with architecture, fire engineering, mechanical, electrical, and other specialist disciplines to ensure that structural solutions—whether for new construction or existing‑building refurbishment—are fully coordinated, compliant, and aligned with client aspirations. Your role will involve providing technical leadership, reviewing BIM and CAD output, participating in design meetings, and undertaking site visits across the UK. You will be expected to maintain a proactive, solutions‑driven approach, championing technical excellence and continuous improvement. Full job description is available at: https://tetratech.csod.com/ux/ats/careersite/1/home/requisition/7982?c=tetratech&sq=req7982&lang=en-GB&referralToken=iIFasqx8IUWmutM0YlsFNQ Proud member of the Disability Confident employer scheme Disability Confident About Disability Confident A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to Disability Confident .