Sr. Project Engineer - Transportation

LJA Engineering, Inc.; Round Rock, Northern (TX, KY); Hybrid; USD 110,000 - 140,000; Full time

Benefits offered by this job

PTO & holidays

Health and dental insurance

Parental leave

Tuition reimbursement

Referral bonuses

Volunteer days

Professional development

Internal mobility

Social events

Job summary

LJA Transportation in Round Rock, TX is seeking a Sr. Project Engineer to provide technical and engineering support for traffic and transportation systems analysis, planning, and design.

You will manage projects including traffic signals, ITS, signing, striping, and roadway safety studies, while mentoring staff and supporting business development. Ideal candidates have a BS in Civil Engineering, PE license, 8+ years in traffic/transport, proficiency with SYNCHRO, and experience with large TxDOT

Qualifications

• BSCE is required and PE license is required.
• 8+ years of experience in traffic/transportation.
• Experience with traffic impact analyses, signal warrants, and traffic management plans for private clients.
• Experience using SYNCHRO.

Responsibilities

• Provide technical and engineering support for traffic and transportation projects.
• Manage and design traffic signal, signing, striping, illumination, ITS, and traffic control plans.
• Prepare traffic studies and support business development and project management activities.
• Mentor engineers and provide technical guidance to staff.
• Collaborate with TxDOT, counties and local municipalities.

Education

Bachelor of Science Degree in Civil Engineering

Licensed as a Professional Engineer

Tools

SYNCHRO

MicroStation ORD

CORSIM

HCS

Trans CAD

VISSIM

AGI32

Job description

LJA is offering an exciting opportunity that will allow you to reach your full career potential. The structure of our organization is designed to amplify your capabilities while gaining the benefits of being an employee-owner. What truly sets this opportunity apart is the chance to collaborate every day with dedicated, skilled, and supportive leaders. Whether you are in the office, in the field, or behind the scenes, working at LJA gives you the chance to grow through hands‑on experience and exposure to a broad range of clients and services.

WHAT MAKES LJA DIFFERENT

At LJA, our employee‑owners take pride in their work and their workplace. We’re guided by leaders who foster a culture of respect, collaboration and a shared vision of success. Our difference is evident in the experiences and opportunities we provide:

• Employee-owned. Client-focused
• Employee Stock Ownership Plan (ESOP)
• Consistently ranked as a Top Workplace
• Internal recruitment team, in‑house training, and a marketing department specific to our industry
• We celebrate flexibility, allowing every team and office to lead with their proven approach
• Our culture champions continuous learning and personal growth
• We believe success comes through constant evolution and communication
• We are passionate about having fun and making money, all while creating impact

POSITION OVERVIEW:

As a Sr. Project Engineer at LJA Transportation, you will provide technical and engineering support while performing traffic and transportation systems analysis, planning, and design. You will manage and design traffic signal, signing, striping, illumination, ITS, and traffic control plan projects while supporting project performance related to scope, schedule, budget, and staff. You will also prepare traffic studies, support business development and project management activities, and mentor team members.

A TYPICAL DAY MIGHT INCLUDE:

• Providing technical and engineering support, including technical proposals and cost estimates
• Performing traffic and transportation systems analysis, planning, and design
• Determining project feasibility based on analysis of collected data
• Managing project performance to scope, schedule, and budget
• Managing the performance of project staff and providing technical oversight across multiple concurrent projects
• Managing and designing traffic signal projects, including signal timing, signing, striping, illumination Intelligent Transportation Systems (ITS), and traffic control plans for TxDOT, counties, and local municipalities
• Preparing traffic studies, including traffic impact analyses for private clients, level of service analyses, travel demand modeling, signal warrant studies, and roadway safety studies
• Performing and overseeing QA/QC reviews of traffic engineering plans, studies, analyses, and technical deliverables
• Overseeing day‑to‑day operations of the group, including business development activities and project management responsibilities
• Mentoring engineers, EITs, and direct reports while providing technical guidance and conveying knowledge to others
• Collaborating with client agencies, including TxDOT, counties, local municipalities, and other public‑sector clients

REQUIRED EDUCATION/LICENSE/CERTIFICATIONS:

• Bachelor of Science Degree in Civil Engineering
• Licensed as a Professional Engineer

REQUIRED QUALIFICATIONS:

• Minimum of 8 years’ experience in the Traffic and Transportation field
• Experience completing engineering studies, including traffic impact analysis, signal warrant studies, and traffic management plans for private clients
• Experience using SYNCHRO

IDEALLY, YOU SHOULD ALSO HAVE:

• Experience with MicroStation ORD
• Experience with large-scale TxDOT projects
• Advanced skills in specialized software programs
• Technical training experience
• Experience using CORSIM, HCS, Trans CAD, VISSIM, and AGI32
• Proven experience handling multiple tasks and deadlines

LEVEL UP WITH LJA

At LJA, we’re 100% employee‑owned. This drives results, rewards ambition and supports long‑term success for every team member. With almost 100 locations and 3,000+ employee‑owners (and growing), we’re building something big! We want you to be part of it. Your future grows here.

• Generous Time Off: PTO, paid holidays, and a full office closure between Christmas and New Year’s.
• Comprehensive Benefits: Multiple plan options for health, dental, and pets. Along with mental health support.
• Family Support: Paid maternity and parental leave to help you focus on what matters most.
• Education Support: Tuition reimbursement and in‑house courses provided by our Learning and Development team.
• Referral Bonuses: Know great talent? Get rewarded for helping us grow.
• Community Impact: Company‑sponsored volunteer days and philanthropic initiatives.
• Professional Development: Memberships to industry organizations to keep you connected and growing.
• Career Growth: Great internal mobility opportunities to advance your career.
• Fun Culture: LJA social events, employee sports teams, bring your kid to work day, etc.

To Executive Search Firms & Staffing Agencies: LJA, Inc. and its subsidiaries do not accept unsolicited resumes from any agencies that have not signed a service agreement. All unsolicited resumes will be considered LJA's property. This includes resumes submitted directly to hiring managers without contacting LJA's Human Resources Talent Department.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.