Lead Transportation Engineer — Senior Technical Leader

HR Green, Inc.; Sioux Falls (SD); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Employee ownership opportunities

Performance-based bonus program

401(k) plans with employer match vest.

Medical, dental, and vision coverage

Tuition reimbursement and professional

Professional development support

Paid parental leave

Two paid volunteer days each year

Flexible career paths and advancement

Collaborative culture and strong team

Job summary

HR Green is seeking a Lead Transportation Engineer in Sioux Falls to provide technical leadership across roadway projects, mentor engineers, and shape transportation standards. The role focuses on complex design decisions from planning through construction, with ownership of project outcomes and client collaboration.

You will lead and review designs, sign/seal documents, and support bids and field coordination while guiding junior staff and ensuring quality.

Qualifications

• Current Professional Engineer (PE) license.
• 7+ years of design/engineering experience, including significant highway/roadway design.
• Demonstrated specialized transportation engineering expertise and ability to lead technically complex work.
• Strong analytical, problem solving, verbal communication, and technical writing skills.
• Experience providing technical guidance, QA/QC, and mentorship to engineers and technical staff.
• Working knowledge of Microsoft Office and transportation engineering/design software.

Responsibilities

• Lead and independently complete complex roadway and highway engineering designs, using professional judgment to make significant technical and design decisions.
• Serve as a technical expert on assigned projects and provide specialized transportation expertise across teams and offices when needed.
• Provide formal and informal QA/QC of engineering work to ensure technically sound deliverables that meet client expectations, company standards, schedules, and budgets.
• Proactively identify technical, scope, schedule, or financial issues and work with project managers and clients to resolve them.
• Sign and seal engineering documents as an authorized representative of HR Green.
• Support bidding and construction activities, including contractor questions, addenda, change orders, and field coordination as appropriate.
• Provide technical and project leadership to engineers and technical staff by assigning work, answering questions, monitoring progress, and helping teams stay on track.
• Mentor less-experienced engineers and connect them with assignments and resources that expand their technical capabilities and support career development.
• Help create, improve, and champion transportation design standards, tools, processes, and best practices across the organization.
• Foster a collaborative environment focused on technical excellence, accountability, knowledge-sharing, and continuous improvement.
• Communicate directly with clients on technical matters and help translate complex engineering challenges into practical solutions.
• Act as Project Manager on smaller or specialty transportation projects as assigned, with responsibility for scope, schedule, budget, resources, and client expectations.
• Contribute technical expertise to proposals, project pursuits, client presentations, and business development efforts.
• Represent HR Green through professional associations, technical organizations, and other industry or community outreach opportunities.

Skills

PE license

Technical leadership

Mentoring engineers

QA/QC

Client communication

Education

Bachelor’s degree in Engineering

Tools

MicroStation

OpenRoads Designer

Microsoft Office

Job description

HR Green is seeking a Lead Transportation Engineer in Sioux Falls to provide technical leadership across roadway projects, mentor engineers, and shape transportation standards. The role focuses on complex design decisions from planning through construction, with ownership of project outcomes and client collaboration.

You will lead and review designs, sign/seal documents, and support bids and field coordination while guiding junior staff and ensuring quality.