Trilon Group

Infrastructure consulting for transportation and water

Senior Principal Engineer - Site Civil

Water Resources EngineeringUpdated on Nov 13

Full-timeBlacksburg, VA, USA

About the Job

Requirements

Proficiency in design utilizing AutoCAD Civil 3D.
Skill in updating, maintaining, operating, and evaluating AutoCAD software and related equipment.
Strong attention to detail to ensure edits requested by the project manager are accurate.
Ability to understand and follow complex oral and written instructions.
Ability to operate, access, and maintain diverse software applications.
Excellent time-management skills and a proven ability to meet deadlines.
Strong analytical and problem-solving skills.
Ability to collaborate across internal departments, including survey, structures, and transportation teams, to review and approve complex site layouts, grading plans, and utility master plans.
Active Professional Engineer (PE) license in Virginia, or ability to obtain it through reciprocity or comity.

Responsibilities

Collaborate with multidisciplinary teams to design land development projects from initial concept through construction administration.
Provide executive-level oversight and technical direction on complex transportation and infrastructure projects.
Serve as Engineer of Record when appropriate and ensure adherence to applicable state, federal, and industry standards.
Review and approve engineering designs, calculations, plans, specifications, and deliverables.
Act as a trusted advisor to key public-sector and institutional clients.
Maintain and expand long-term client relationships throughout Virginia and the surrounding region.
Support strategic pursuits, proposals, and interviews for major Site Civil project opportunities.
Lead, mentor, and develop senior engineers, project managers, and emerging leaders.
Foster a culture of accountability, collaboration, and technical excellence.
Support succession planning and workforce development initiatives.
Collaborate with Rinker Design Associates and Trilon Group leadership on growth initiatives and integration efforts.
Contribute to operational planning, financial performance, and resource management.
Identify opportunities to expand services, markets, and delivery methods.

Rinker Design Associates, a DRMP company, Powered by Trilon (RDA) has anew Blacksburg office that offers a unique opportunity for an experienced engineering leader to help build and lead a team while playing an important role in RDA’s continued growth across the region. This position will work closely with and support our established Southwest Virginia offices, providing the opportunity to strengthen relationships, expand capabilities, and help shape the future of RDA in the region. As part of the Trilon family of companies, the role also has access to broader resources, projects, and professional opportunities.

The Senior Principal Engineer is a senior leadership role responsible for technical excellence, strategic growth, and operational oversight within Rinker Design Associates’ engineering practice. This position combines high-level project leadership, client engagement, and staff development, serving as a key contributor to both regional success and RDA’s long-term organizational strategy.

💥$10,000 sign-on bonus!💥

Collaborate with multidisciplinary teams for the design of land development projects from initial concept through construction administration
Provide executive-level oversight and technical direction on complex transportation and infrastructure projects.
Serve as Engineer of Record as appropriate and ensure adherence to applicable state, federal, and industry standards.
Review and approve engineering designs, calculations, plans, specifications, and deliverables.
Act as a trusted advisor to key public-sector and institutional clients.
Maintain and expand long-term client relationships throughout Virginia and the surrounding region.
Support strategic pursuits, proposals, and interviews for major Site Civil project opportunities.
Lead, mentor, and develop senior engineers, project managers, and emerging leaders.
Foster a culture of accountability, collaboration, and technical excellence.
Support succession planning and workforce development initiatives.
Collaborate with Rinker Design Associates and Trilon Group leadership on growth initiatives and integration efforts.
Contribute to operational planning, financial performance, and resource management.
Identify opportunities to expand services, markets, and delivery methods.

Proficiency in design utilizing AutoCAD Civil3D
Skill in updating, maintaining, operating and evaluating all AutoCAD software and related equipment
Strong attention to detail, ensuring edits requested by project manager are accurate
Able to fully understand and follow complex oral and written instructions
Ability to operate, access, and maintain diverse software applications
Excellent time management skills with a proven ability to meet deadlines.
Strong analytical and problem-solving skills.
Ability to collaborate across internal departments (such as RDA's survey, structures, and transportation teams) to review and approve complex site layouts, grading plans, and utility master plans.
Active Professional Engineer (PE) license in Virginia (or the ability to obtain it via reciprocity/comity).

About the Company

Trilon Group

Infrastructure consulting for transportation and water

Trilon Group provides infrastructure consulting in transportation, water, and municipal systems in the Mid-Atlantic region. It works by partnering with local governments, municipalities, and private clients to deliver planning, design support, and project management through fee-based engagements, expanding capabilities through alliances with firms like Rinker Design Associates and Wilson Engineers. The company differentiates itself with a platform-style growth approach backed by private equity and a People First culture focused on talent development. Its goal is to expand service offerings and market presence in the Mid-Atlantic by building scalable partnerships and using capital to support growth.

Company size: 51-200
Company stage: Growth Equity (Non-Venture Capital)
Total funding: $200M
Headquarters: Denver, CO
Founded: 2021

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