Engineering Office Manager

Interstate Engineering, Inc.; Williston (ND); On-site; USD 80,000 - 100,000; Full time

Benefits offered by this job

Competitive wages

100% paid health insurance for employee

401K Profit Sharing

Job summary

A leading engineering firm is seeking a dynamic Office Manager for their Williston office. This role combines technical leadership and operational management, requiring a Professional Engineer (PE) or experienced operations leader with 10+ years of experience. Key responsibilities include coordinating project workflows, supporting a high-performing team, and engaging with the community. The ideal candidate will excel in financial management and have strong communication skills. The firm offers competitive wages, health insurance, and a commitment to work/life balance.

Qualifications

• 10+ years of experience in engineering, construction, or professional services environments.
• Strong understanding of project-based workflows including proposals, contracts, and scheduling.
• Ability to lead teams and manage multiple priorities.

Responsibilities

• Coordinate project priorities and workflows with project teams.
• Lead administrative staff and support engineering teams.
• Build and maintain strong client relationships.

Skills

Leadership

Project Coordination

Financial Management

Communication Skills

Problem Solving

Microsoft Office Suite

Education

Bachelor's degree in civil engineering, construction management, business administration, or related field

Tools

Project management software

Accounting software

Job description

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Job Description & Requirements

Interstate Engineering is looking for a leader who wants to do more than manage an office. We’re looking for someone who wants to make an impact! If you're an experienced leader who is looking to guide the operations and continued growth of our Williston office while supporting projects that serve communities across western North Dakota, this is the role for you! An office manager at Interstate Engineering offers a unique opportunity for a Professional Engineer (PE) or experienced operations leader to combine technical insight with office leadership overseeing daily operations, supporting project delivery, and strengthening client relationships. From municipal infrastructure to rural community development, the work you support will have a direct and lasting impact. If you're someone who brings strong leadership, a collaborative mindset, and a commitment to both team success and community-focused solutions, join our team!

Why Williston?

Williston offers a unique blend of opportunity, community, and quality of life that’s hard to find elsewhere. As one of the fastest-growing regions in North Dakota, it continues to evolve creating meaningful opportunities to shape infrastructure, support local communities, and be part of long-term growth.

At Interstate Engineering, our work in and around Williston goes beyond individual projects. We partner with cities, counties, and rural communities to deliver solutions that make a lasting impact from improving roads and utilities to supporting community development and growth. Here, you’ll see the direct results of your work in the places people live, work, and raise their families.

Beyond the work itself, Williston offers a strong sense of community, access to the outdoors, and a pace of life that allows you to build both a career and a life you’re proud of. If you’re looking for a place where you can lead, grow, and make a difference, Williston delivers.

Key Responsibilities:

Project & Technical Coordination

• Coordinate project priorities and workflows in collaboration with engineers, survey managers, and project managers to support successful project delivery.
• Support project teams by ensuring resources, timelines, and communication are aligned across disciplines.
• Assist in proposal preparation, client coordination, and project documentation to support business development and project execution.
• Partner with technical staff to improve processes that enhance efficiency, quality, and consistency in project delivery.

Leadership & Team Development

• Lead and support administrative staff, fostering a collaborative, high-performing team environment that supports engineering and project teams.
• Work closely with engineers and technical staff to ensure operational support aligns with project needs and client expectations.
• Support recruitment, onboarding, and development of staff to strengthen the office’s capabilities and long-term growth.

Client & Community Engagement

• Build and maintain strong relationships with clients, supporting Project Managers in delivering responsive, high-quality service.
• Contribute to community engagement efforts and support projects that impact both urban and rural communities across the region.
• Collaborate with marketing and funding teams to support proposals, funding applications, and community initiatives.

Financial & Operational Leadership

• Support budgeting, financial tracking, and forecasting to align office operations with project and business goals.
• Oversee accounts payable/receivable and financial processes to support project and office performance.
• Identify opportunities to improve operational efficiency, reduce costs, and support long-term office growth.

Office Operations

• Oversee daily office operations, vendor relationships, and administrative processes to ensure a well-functioning and productive work environment.
• Maintain compliance with company policies and support coordination with HR and accounting teams.

Qualifications:

This role is ideal for a candidate looking to expand their impact beyond technical work into leadership, operations, and community-focused project delivery.

• Bachelor’s degree in civil engineering, construction management, business administration, or a related field required.
• Professional Engineer (PE) license preferred(orability to obtain licensure within six months) candidates with a strong background in engineering, construction, or project-based professional services will also be considered.
• 10+ years of experience in engineering, construction, or professional services environments, with progressive responsibility in operations, project coordination, or office leadership.
• Demonstrated experience working alongside engineering or technical teams, supporting project delivery, client coordination, and cross-functional collaboration.
• Proven ability to lead teams, manage priorities, and support a positive, high-performing work environment.
• Experience with financial management, including budgeting, forecasting, accounts payable/receivable, or project financial tracking.
• Strong understanding of project-based workflows, including proposals, contracts, scheduling, and deliverables.
• Excellent communication skills, with the ability to interact effectively with clients, technical staff, and leadership.
• Highly organized and detail-oriented, with the ability to manage multiple priorities in a fast-paced environment.
• Proficiency in Microsoft Office Suite and familiarity with project management, accounting, or engineering-related software systems.
• Ability to think strategically, solve problems, and identify opportunities to improve processes and support office growth.
• Valid driver’s license and ability to travel as needed for client meetings, project coordination, or regional collaboration.

About Us

As Interstate Engineering celebrates 50 years, we’re proud of the legacy we’ve built and even more excited about what’s ahead. Our experience spans generations, with team members who have grown their careers here and continue to shape the future of our firm, including employee-owners who have been part of our story from the very beginning.

As a 100% employee-owned company, we believe the best results come from a collaborative, team-driven approach. From the projects we deliver to the careers we build, we work together to solve challenges, support one another, and create lasting impact in the communities we serve.

Interstate Engineering provides innovative engineering, surveying, and planning solutions across the Midwest, combining decades of experience with forward-thinking ideas. We invest in our people because we know they are the foundation of our success fostering a culture built on trust, integrity, and continuous growth.

At the end of the day, our team is made up of the professionals you need and the people you trust.

• Competitive wages
• Bonus opportunities
• Family-oriented environment
• Prioritized work/life balance
• Paid holidays
• Travel opportunities
• 100% paid health insurance for employee
• Short & long-term disability insurance
• 401K Profit Sharing
• ESOP (Employee Stock Ownership Program)
• Relocation assistance (if required)

Education

Bachelor's Degree

Job Type

Full-time

We are an equal-opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.

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