Senior Accountant

Company Overview

Since 2002, Mason Technologies has been a leader in technology integration, proudly certified as a Woman-owned Business Enterprise (WBE) both in NYC and nationally. With headquarters and a fully equipped warehouse in Deer Park, NY, an additional office in downtown NYC, and resources across the nation, we design, implement, and service innovative solutions in low-voltage structured cabling, audio visual systems, data centers, and unified security.

We serve a variety of industries including healthcare, government, higher education, finance, and business (both big and small). We're always aiming to build lasting relationships based on trust, respect, and a shared vision for a better future. Our founder, Jennifer Mason, has cultivated a family-like environment that emphasizes deep care and commitment to our people and the clients and communities we serve, forming the foundation of everything we do.

At Mason Technologies, diversity and inclusion drive our hiring, ensuring we bring together the most talented individuals regardless of race, age, religion, gender identification, or sexual orientation. If you want to have a career of unparalleled growth, a team with a family-strong bond, and an unmatched atmosphere of motivated and caring professionals, apply to Mason today!

Let’s craft a future together that's built upon integrity, equality, professional pride, the authentic spirit of our family, and a commitment to making the world a better place.

Our Comprehensive Employee Benefit and Perk Package:

• Medical, Dental, and Vision Coverage: We provide comprehensive healthcare benefits to keep you and your family healthy and secure.
• 401k with Matching: Plan for your future with our 401k program, featuring competitive company matching.
• Paid Time Off (Holiday/Vacation/Sick/Personal): Generous PTO to ensure a healthy work-life balance and time for relaxation and personal needs.
• Unlimited Growth Opportunities: We believe in fostering talent and providing opportunities for continuous professional growth.
• Family-Friendly Company Events & Outings: We host regular events and outings to foster a family-friendly atmosphere and build team camaraderie, like our Warehouse Jam Sessions and Holiday Parties!
• Bagel Thursdays & Tuesday Lunch Catering: Enjoy weekly treats with Bagel Thursdays and Tuesday Lunch catering at our offices!
• Caring Ownership: We believe in mutual dedication. If you're committed to Mason Technologies, we are equally committed to you. We prioritize the well-being of our employees and their families, ensuring a supportive and caring work environment.

About the Position:

We are seeking a highly skilled and detail-oriented Senior Accountant to take full ownership of core accounting operations, including the general ledger, bookkeeping, reconciliations, and month-end close processes. This role is critical to ensuring the accuracy, integrity, and timeliness of our financial reporting. The ideal candidate will have a minimum of 4+ years of progressive accounting experience and be comfortable operating in a fast-paced, hands-on environment. You will serve as a key finance team member and a go-to resource for accounting accuracy, reporting, and operational support. This role offers strong exposure across the full accounting cycle today, with a clear path to expand into Financial Planning & Analysis (FP&A) responsibilities such as budgeting, forecasting, and variance analysis as the company grows. You will work closely with finance leadership as a trusted right hand, while also partnering cross-functionally across departments to support financial transparency and decision-making.

Responsibilities:

• Own and maintain the general ledger, ensuring accuracy, completeness, and proper classification of all transactions
• Manage full-cycle bookkeeping activities, including journal entries, accruals, and adjustments
• Perform and review bank and account reconciliations on a monthly and as-needed basis
• Lead and support the month-end and year-end close process, including preparation of supporting schedules and reconciliations
• Prepare, analyze, and distribute internal financial reports for management and leadership review
• Ensure financial records are maintained in accordance with GAAP and internal controls
• Assist with accounts payable and accounts receivable, including invoice processing, aging reviews, and collections support when needed
• Develop and maintain Excel-based financial models, reports, and reconciliations (advanced Excel required)
• Support audits, tax filings, and any external reporting requirements as needed
• Partner with cross-functional teams to resolve discrepancies and improve financial processes
• Identify opportunities to improve efficiency, automation, and accuracy within accounting workflows
• Contribute to building a strong, collaborative finance culture aligned with company values
• (Future) Support budgeting, forecasting, and FP&A initiatives, including variance analysis and financial planning support

Qualifications:

• Bachelor’s degree in Accounting, Finance, or related field (CPA or CPA track strongly preferred)
• 4+ years of accounting experience (private accounting background preferred)
• Strong understanding of GAAP and core accounting principles
• Hands-on experience with general ledger accounting and full month-end close ownership
• Advanced proficiency in Microsoft Excel (pivot tables, VLOOKUP/XLOOKUP, formulas, data analysis)
• Experience with accounting systems/ERP software (Sage, QuickBooks, NetSuite, or similar)
• Strong analytical skills with exceptional attention to detail and accuracy
• Ability to manage multiple priorities in a deadline-driven environment
• Strong communication skills with the ability to collaborate across departments and present financial information clearly
• Self-starter mindset with the ability to work independently while also being a team player
• High level of accountability, ownership, and problem-solving ability

Salary: $90,000.00-$100,000.00 per year

Job Type: Full-time, In-Person

We are currently only considering candidates who already live within commuting distance of our office. This role is not open to relocation and relocation assistance is not provided.