Billing Specialist

We are seeking a detail-oriented, proactive Project Billing Specialist to join our growing Accounting team. This role is crucial in ensuring accurate, timely, and contract-compliant client invoicing for a variety of engineering projects. The ideal candidate has prior experience in professional services billing and a strong working knowledge of Deltek products is highly desirable.

As a key member of the Accounting team, you’ll collaborate closely with Project Managers, Project Coordinators, and Accounting staff to support client billing, accounts receivable, and financial compliance processes.

Key Responsibilities:

• Prepare, review, and process monthly client invoices in accordance with contract terms (T&M, Fixed Fee, Percent Complete, etc) 
• Coordinate with Project Managers and Project Coordinators to obtain approvals and resolve discrepancies before finalizing invoices. 
• Ensure labor, expense, subconsultants, and fee schedules are correctly applied and supported by backup documentation 
• Generate drafts, monitor WIP,  and ensure data accuracy within the Vantagepoint platform. 
• Support Project Accountant with maintenance of updating billing terms, project status, and contract values within the system. 
• Track outstanding invoices and coordinate A/R follow-up with clients. 
• Generate ad hoc reports or research special requests from Project Managers 
• Determine routine priorities and special prioritization needs for work activities, checking in with supervisory staff as needed to resolve competing priorities.

Qualifications: 

• 2+ years of billing experience in an engineering or professional services environment. 
• Strong understanding of contract billing terms and project-based accounting. 
• Must be dependable and have a good work ethic. 
• Demonstrated success in productivity, accuracy, and timeliness in completing work. 
• Excellent attention to detail, time management, and organizational skills. 

Preferred Qualifications: 

• Proficiency in Deltek Vantagepoint is highly desirable. 
• Knowledge of compliance frameworks such as FAR or other regulatory standards. 
• Familiarity with Google Workspace. 

Why join the MacKay Sposito team?

• A people-first culture - We are dedicated to our employees and their families. We want to do what’s best for them, and their well-being helps drive our business decisions.   
• An excellent reputation - Through our 50-year history, MacKay Sposito has built and maintained an excellent reputation in our community, and with our clients and business partners. You’ll be joining a team with a strong foundation and reputation that you can be proud to be part of.
• A focus on community - MacKay Sposito and our employees believe in giving back to the communities we serve. As a firm, we support several local organizations focusing on community pillars surrounding veterans and the youth. Our team members serve in volunteer positions as commissioners, committee and board members, youth coaches, and participate across a broad range of initiatives. 

Our Values

At MacKay Sposito, we’re serious about our work, but we don’t take ourselves too seriously. We have a unique and diverse mix of employees who enjoy each other’s company. In addition to having first-rate technical skills, we search out people who are friendly, honest and dedicated to their work. We know work isn't only about who you work for, it is also about what you do and how you do it. Led by the strength of our values and a culture shaped by employee ownership, we network with each other, build on each other's contributions, and collaborate to make great things possible. 

We believe firmly in the principle of constructive candor – always telling the client everything they need to know to make fully informed decisions. By creating a positive, committed and supportive environment, we’re able to challenge our people to be the best that they can be, and to celebrate every success.

About MacKay Sposito:

With a diversified portfolio of business segments including civil engineering, landscape architecture, land surveying, construction management, environmental services, and entitlement and planning services, coupled with our strategic mix of public and private clients, we feel well positioned for stability and growth.

MacKay Sposito is all about building lasting relationships and strong communities, whether connecting public and private sectors, helping our clients put together a complex mixed-use masterplan development, getting power to a remote rural outpost, or improving a city’s facilities. At our core, we’re committed to honesty, dedication and relationships. These pillars make up the foundation of how we treat our people, and ultimately our clients,

We encourage you to ask around about us. Do some digging. We’re confident that you’ll want to learn more. And we look forward to talking with you about a future with MacKay Sposito.  

Please note that the salary information shown below is a general guideline only. Salaries are based upon candidate experience and qualifications, as well as various market and business considerations.

The wage range for this position is $30.25- $38.00 per hour.

Full time employees receive a well rounded benefit package including access to our company sponsored Medical (including an HSA High Deductible option), Dental, Vision, FSA, and Supplemental Life Insurance plans. We also offer 100% company paid Life Insurance, Short Term Disability, and Long Term Disability coverage. Employees are eligible to participate in our company’s 401(k) plan with up to a 4% match. Additionally, employees also receive paid vacation time, paid sick time, and 11 paid holidays and are eligible to participate in employee ownership offerings. MacKay Sposito pays for expenses associated with licensure as well as annual profit sharing bonuses.

We understand that life happens so we work to offer flexibility in the workplace. Our team members can choose to work up to two days per week from their home office.

Employment requires passing a pre-employment background check and drug screen. 

As a federal Contractor we participate in E-Verify and are proud to be an Equal Employment Opportunity employer.

Open until filled.