Principal, Structural Engineering – Repair & Rehabilitation

Do you want to help engineer what’s next?

Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients’ most complex challenges. We leverage our collective and diverse experience, technical expertise, and industry knowledge of structures and building enclosures, advanced analysis, performance & code consulting, and applied science & research to deliver unrivaled, comprehensive solutions that drive superior performance. With 800 employees in offices nationwide, SGH’s industry‑leading teams constantly seek to advance the meaning of what’s possible.

The only way to advance is to question and explore. Every member of the SGH team is both a learner and an educator, committed to advancing ourselves, our teams, and our industry. Together we are creating a community that never settles for what is but always seeks what could be.

• Our Work:
  Our clients trust us to bring clarity and deliver outstanding solutions for their most complex projects.
• Our People:
  We are bold thinkers and compassionate teammates, committed to lifelong learning and professional growth.
• Our Commitment:
  We live with integrity and embrace an obligation to give back to our professions and communities.
• Our Contribution:
  We offer a comprehensive and rich compensation and benefits package with company‑paid and voluntary programs to help build healthy lifestyles, strong relationships, and future prosperity.

We are seeking a Principal who is passionate about technical leadership, repair and rehabilitation engineering, and business development. This position is part of SGH’s Repair and Rehabilitation (R&R) team and focuses on leading the investigation, analysis, repair, and rehabilitation of existing and underperforming structures. The Principal will serve as a technical leader and as a client‑facing representative responsible for delivering complex restoration, retrofit, and adaptive reuse projects.

The ideal candidate is a recognized structural engineering professional with deep experience in existing structures, forensic evaluation, and rehabilitation design, and a demonstrated ability to manage projects, develop client relationships, and help grow the practice.

This role includes responsibility for both technical delivery and business development, working closely with Principals and multidisciplinary teams across SGH.

• Leading investigations of existing structures experiencing deterioration, distress, damage, or performance deficiencies due to environmental effects, overload, impact, fire, or aging.
• Directing the development of repair, strengthening, retrofit, and rehabilitation solutions for complex structural systems.
• Serving as the technical lead for evaluation of existing structures and development of recommendations for new use, increased loading, or code compliance.
• Managing multiple concurrent projects, including scope, schedule, budget, and client communication.
• Acting as primary client contact for repair and rehabilitation projects and maintaining and growing client relationships.
• Preparing proposals, including scope definition, budgeting, staffing plans, and project approach.
• Overseeing preparation of technical deliverables, including reports, calculations, drawings, specifications, and presentations.
• Supporting forensic investigations related to structural damage, claims, failures, or performance issues.
• Mentoring, supervising, and developing junior and mid‑level engineers.
• Contributing to practice growth through business development, client engagement, and pursuit of new opportunities.
• Excellent written and verbal communication skills, including experience presenting technical topics to clients.
• Collaborating across SGH disciplines including materials science, advanced analysis, building technology, and other engineering groups.

• Master of Science, Master of Engineering, or Doctorate in Structural Engineering or related field required.
• 15+ years of professional structural engineering experience with a focus on existing structures, repair,…