Senior Manager, CAS

Who We Are

At BMSS Advisors & CPAs, we're more than just a top 100 CPA and advisory firm-we're a people-first, relationship-driven team rooted in integrity, collaboration, and community. Founded in Birmingham, AL in 1991, BMSS has grown to seven thriving locations across Alabama and Mississippi-including our Ridgeland office, where we're proud to serve a growing client base with local heart and national reach. This role will be based out of our Ridgeland, MS office location.

We're known for our family-friendly culture, commitment to mentorship and life-work balance, and deep roots in the communities we serve. In fact, Accounting Today has recognized us as one of the best accounting firms to work for the last 14 years in a row. Whether it's volunteering locally or mentoring the next generation of CPAs, we show up-with expertise, empathy, and heart.

The Opportunity

We're seeking an experienced, relationship-driven Senior Manager to help lead our growing Client Accounting Solutions (CAS) practice. In this role, you'll oversee a portfolio of client engagements, guide and develop team members, and ensure clients receive accurate, timely accounting support and practical financial insight. You'll serve as a trusted advisor, partnering with clients' existing finance and leadership teams to strengthen their accounting operations.

This is an excellent opportunity for a strong accounting leader who enjoys developing people, improving processes, and building lasting client relationships while helping shape the continued growth of a collaborative CAS practice.

What You'll Do

• Lead a portfolio of CAS engagements, establishing priorities, managing scope and budgets, and ensuring work is delivered accurately, timely, and in line with firm standards


• Build trusted client relationships, understand evolving business needs, and translate accounting information into practical insights and recommendations that support client retention and growth


• Review monthly and periodic financial statements, reconciliations, general ledger activity, accounts payable, payroll, and other recurring accounting deliverables


• Provide advisory support in areas such as budgeting and forecasting, financial statement analysis, internal controls, process improvement, and business intelligence reporting


• Guide accounting system implementations, conversions, and technology-enabled workflow improvements, including solutions within the QuickBooks ecosystem


• Supervise, coach, and develop staff assigned to engagements; provide timely feedback and create opportunities for continued growth


• Monitor engagement performance, capacity, realization, and profitability, proactively addressing risks or changes in scope


• Collaborate with tax, assurance, advisory, and other BMSS professionals to coordinate client service and identify appropriate solutions


• Support proposal development, client onboarding, strategic CAS initiatives, and a positive, accountable team culture

What We're Looking For

• Bachelor's degree in Accounting from an accredited institution


• 8+ years of progressive accounting experience, including experience managing multiple client engagements or comparable public accounting experience


• Demonstrated experience leading teams, reviewing work, managing engagement economics, and developing client relationships


• Strong knowledge of U.S. GAAP, accounting principles, financial reporting, and internal controls


• Advanced proficiency with QuickBooks Online or QuickBooks Desktop; QuickBooks certifications and experience with platforms such as Bill.com, Rightworks, and fixed asset software strongly preferred


• Ability to manage competing priorities, solve complex problems, and communicate recommendations clearly to clients and team members


• Strong interpersonal, presentation, and relationship-building skills


• CPA or other relevant professional credential strongly preferred


• NFP experience is preferred but not required


• Proficiency in Microsoft Office, particularly Excel, Outlook, and Word


• Located near the BMSS office in Ridgeland or willing to commute/relocate, with the ability to travel periodically within Mississippi; no long-term overnight travel expected

Why Join BMSS

• Leadership opportunity within a growing, strategic service line


• Meaningful client relationships across a variety of industries, with a culture that values balance, mentorship, and long-term growth


• Deep roots in our local communities-we care where we live and work


• A team-first environment with strong internal support and cross-functional resources

What We Offer

• Competitive salary and bonus potential


• Company-paid Medical, Dental & Vision insurance


• 401(k) with company match


• Generous paid time off, including volunteer days and holidays


• Ongoing training and a structured career path