Highway Principal Engineer

Company: Larson Design Group
Location: King of Prussia
Posted on: February 13, 2026

Job Description:

Job Description Job Description About Us Larson Design Group (LDG) is an award-winning, employee-owned Architecture, Engineering, and Consulting Firm. Guided by our core values, we’re expanding our team, opening new offices, and adding new offerings to provide responsive, innovative solutions to clients nationwide. Being 100% employee-owned directly impacts our culture: it drives our decision-making, motivates our teams, increases our productivity, improves retention, and contributes to the future success of our company. Our culture is one where we work hard for our clients and for each other – and we have fun collaborating, sharing experience and expertise, and learning along the way. We’re passionate about delivering exceptional quality, elevating client relationships, enriching the careers and lives of our employee owners, and enhancing the communities where we live and serve. At LDG, we strive to create an organization where people want to work. We offer a flexible work environment, paid training for required licensures, competitive benefits, bonus plans, and a company-funded Employee Stock Ownership Plan (ESOP) while supporting your professional and personal growth. Your Opportunity Impact The Principal Engineer functions as a licensed, technical leader and expert within the organization, providing strategic guidance on complex projects and mentoring other engineers. This role is pivotal in driving innovation, ensuring technical excellence, and fostering client relationships. The Principal Engineer is responsible for overseeing large-scale, multifaceted project tasks, contributing to business development, and advancing the organization’s technical capabilities. Key Responsibilities Leads and manages complex engineering project tasks from inception to completion, ensuring alignment with project specifications, budgets, and timelines while exceeding client expectations. Provides expert technical guidance and mentorship to a multidisciplinary team of engineers, fostering a culture of continuous learning and professional development through constructive feedback and design reviews. Partners with clients to thoroughly understand their requirements, objectives, and constraints, and deliver innovative, value-driven engineering solutions tailored to their needs. Conducts feasibility studies, risk assessments, and cost-benefit analyses to evaluate project viability, identify challenges, and develop actionable mitigation strategies. Oversees the design, development, and testing of engineering systems, components, and processes, ensuring adherence to industry standards, codes, and regulatory compliance. Coordinates with architects, designers, contractors, and vendors to seamlessly integrate engineering solutions into comprehensive project plans and execution strategies. Conducts rigorous technical reviews and analyses of engineering designs, calculations, and documentation to ensure accuracy, reliability, and operational efficiency. Stays at the forefront of emerging technologies, trends, and best practices, incorporating relevant advancements into project methodologies to drive innovation and competitiveness. Leads continuous improvement initiatives to optimize engineering processes, tools, and methodologies, enhancing efficiency, quality, and client satisfaction across projects. Represents the organization in client engagements, industry conferences, and professional associations, cultivating strong relationships with stakeholders and positioning the firm as a leader in the engineering field. Education and Experience Education: Bachelor’s or Master’s Degree in position relevant Engineering field from ABET accredited school or related field of study. Experience: Minimum of fifteen (15) years’ job-related experience. Licensure/Certification: Professional Engineer (PE) required. Preferred Qualifications Proficient in Revit, AutoCAD Civil 3D, Microstation/InRoads, and/or Hydrologic and Hydraulic Software Packages to be used for Site Layout, Grading, Utility, and Storm Water Management Plan design and/or other discipline-specific programs preferred. Proficient in Microsoft Office Suite (Excel, Word, Power Point, Outlook). Excellent organizational and time management skills to handle multiple tasks and meet project deadlines effectively. Strong oral and written communication skills, with the ability to work independently as well as collaboratively within a project team. Expert-level knowledge of applicable codes, standards, and engineering principles. Demonstrated ability to resolve highly complex design and construction challenges efficiently. Strong client management and business development capabilities. EEO Statement Larson Design Group, Inc. is an Affirmative Action and Equal Opportunity Employer (EEO) that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws. This policy applies to all employment practices within our organization. Powered by JazzHR f5pui2AdhS

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