At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact as a Principal Traffic Signal Engineer will be to play a key role in delivering innovative and sustainable solutions across our Aviation, Rail and Technology group. You’ll lead the design and delivery of traffic signal projects, ensuring technical excellence and safety in design. Your leadership will extend beyond project work, as you mentor and support the development of our wider team.

In this role, you will

• Lead and undertake traffic signal design projects from concept to delivery
• Collaborate with clients and internal teams to drive growth and innovation
• Champion technical quality and safety throughout project lifecycles
• Manage resources, forecast inputs, and ensure delivery to programme and budget
• Uphold compliance with health, safety, and environmental legislation, aligning with Jacobs’ safety-first culture

At Jacobs, we’re transforming the way the world moves. As a market leader in the transportation sector, we partner with major clients including National Highways, Transport Scotland, the Welsh Government, and numerous local authorities.

Here's what you'll need

• Degree in Civil, Electrical, or Transport Engineering (or related field)
• Experience in designing and reviewing traffic signal schemes from feasibility to implementation
• Proficiency in AutoCAD, LinSig, MOVA, and other traffic modelling tools
• Ability to lead multidisciplinary teams and mentor junior engineers
• Skilled in budgeting, resource planning, and programme management
• Familiarity with health and safety legislation and CDM regulations
• In-depth knowledge of relevant design standards
• Strong interpersonal and communication skills, both written and verbal

We aim to embed inclusion and belonging in everything we do. We know that if we are inclusive, we’re more connected and creative. We accept people for who they are, and we champion the richness of different perspectives, lived experiences and backgrounds in the workplace, as a source of learning and innovation.

Jacobs is a disability confident employer and we welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

We are committed to building vibrant communities within Jacobs, including through our Jacobs Employee Networks, Communities of Practice and our Find Your Community initiatives, allowing every employee to find connection, purpose, and belonging.