Get a reply from this employer — a resume and cover letter tailored to exactly what they’re hiring for.
Thornton Tomasetti in Washington, DC, seeks a Senior Project Engineer for the Protective Design & Security Practice to lead blast, ballistics, and hardening efforts for diverse facilities, translating complex analyses into practical, implementable solutions.
You will mentor junior staff, engage with clients, and collaborate with structural engineers, architects, and security specialists to safeguard people and assets while growing the firm’s protective design capabilities.
Thornton Tomasetti applies engineering and scientific principles to solve the world’s challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career.
Our Protective Design practice helps architects, owners, developers, and public agencies worldwide achieve security objectives while upholding each project’s aesthetic, functional and budgetary goals. A recognized leader in security services – with more than 60 years of experience – we collaborate with clients and project teams to develop physical, technical, and operational security solutions for facilities of every type, use, and size.
We are seeking a Senior Project Engineer to join the Protective Design & Security Practice at Thornton Tomasetti, supporting projects that protect people and assets from security threats in the built environment. This role blends engineering analysis, consulting, and collaboration, working alongside structural engineers, architects, and security specialists to assess risks and develop practical, high-performance protective design strategies for new and existing facilities.
You will lead and contribute to blast, ballistics, and forced-entry hardening efforts across a wide range of project types – transit, education, commercial, and critical infrastructure – translating advanced technical analyses into clear, implementable solutions. This position offers the opportunity to take ownership of technical workstreams, engage directly with clients, and mentor junior staff while helping grow and refine the firm’s protective design capabilities.
The rate for this position generally is $115,000 - $135,000 annually. Actual pay rates may vary from the range, as permitted by District of Columbia Equal Pay Transparency Law. Compensation offers will be based on various factors, including operational needs, individual education, qualifications and experience, work location and comparison to employee already in the role, as well as other considerations permitted by law. A potential new employee’s pay history will not be used in compensation decisions.
Depending on your employment status, benefits may include:
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Thornton Tomasetti is proud to be an equal employment workplace. Individuals seeking employment at Thornton Tomasetti are considered without regards to age, ancestry, color, gender (including pregnancy, childbirth, or related medical conditions), gender identity or expression, genetic information, marital status, medical condition, mental or physical disability, national origin, protected family care or medical leave status, race, religion (including beliefs and practices or the absence thereof), sexual orientation, military or veteran status, or any other characteristic protected by federal, state, or local laws.
Carefully read these Terms of Use before using this website. Your access to and use of this website and application for a job at Thornton Tomasetti are conditioned on your acceptance and compliance with these terms.
Please access the linked document by clicking here, select the country where you are applying for employment, and review. Before submitting your application you will be asked to confirm your agreement with the terms.
To request a reasonable accommodation during the application process for this role, please contact talentconcierge@throntontomasetti.com