Controller, Finance & Banking, Accounting Manager

About Mainline, LLC

At Mainline LLC, our core values—Clients, Community, and our Team—define who we are and guide our mission. We excel in delivering fiber infrastructure solutions with a commitment to efficiency, transparency, and unparalleled value for our clients. We understand that our work not only impacts infrastructure but also shapes our clients' brand reputation on a larger scale. Our Community Pillar is central to our service philosophy;

we believe in making a positive difference in the communities we serve. We recognize that our greatest asset is our people—the Mainline Team. We are dedicated to cultivating a safe, healthy, and productive work environment that empowers our team to thrive.

At Mainline, we truly value our people as the heartbeat of our organization. Their passion and dedication drive the exceptional service we provide to our clients. With a steadfast focus on their safety, well‑being, and productivity, we continuously enhance our approach to service delivery. This dedication is what sets us apart. That is the Mainline Way!

If you are interested in applying, please complete a short survey to help us better understand your work preferences and how you like to be managed and communicated with. The survey consists of two parts. For the most accurate results, set aside 15 minutes with no interruptions to read and select all the words that apply to you for the given question.

Complete it on a computer, not a tablet or cell phone, for the best experience. At the end, you’ll be asked to attach your resume, so please have it ready. You can take the survey here:

As Controller, you will serve as a key leader in the finance department, responsible for overseeing the organization's accounting operations. This role includes managing financial reporting, ensuring compliance with accounting standards, and implementing financial controls. The Controller will report to the Chief Financial Officer (CFO) and collaborate with various departments to support the achievement of business objectives.

• Prepare and present accurate financial statements, including balance sheets, income statements, and cash flow statements.
• Ensure timely and accurate closure of monthly, quarterly, and annual financial reports.
• Oversee the day-to-day accounting activities, including accounts payable, accounts receivable, payroll, and general ledger maintenance.
• Develop and maintain accounting policies and procedures to ensure compliance with regulatory standards and internal controls.
• Assist in the development of annual budgets and financial forecasts.
• Monitor actual performance against budgets and provide analysis of variances.
• Design and implement internal control processes to safeguard company assets and enhance financial accuracy.
• Conduct regular audits and reviews of financial processes to ensure compliance and efficiency.
• Lead and mentor the accounting team, fostering a collaborative and high-performance work environment.
• Provide training and development opportunities for staff to enhance their skills and knowledge.
• Ensure compliance with accounting regulations, tax laws, and reporting requirements.
• Manage the relationship with external auditors and support the audit process.
• Work closely with operational leaders to provide financial insights and support decision-making. Participate in strategic planning and contribute financial perspectives to key initiatives.
• Oversee the implementation and maintenance of accounting software and financial systems.
• Analyze and improve financial processes for efficiency and effectiveness.

• Bachelor’s degree in Accounting, Finance, or a related field.
• Proven experience in a Controller or similar accounting leadership role.
• In-depth knowledge of GAAP (Generally Accepted Accounting Principles) and financial reporting standards.
• Strong proficiency in accounting software and financial management systems.
• Excellent analytical and problem‑solving skills.
• Strong leadership and communication abilities.
• Experience in job cost accounting, particularly in GAAP percentage of completion, is a plus.
• Experience implementing an ERP system (Sage Intacct) is a plus.
• CPA…