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Senior Accountant

Mainspring Recovery

Baltimore, MD

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JOB DETAILS
SKILLS
Accounting, Accounting Close, Accounting Consolidation, Accounts Payable, Accounts Receivable, Accrual-Basis Accounting, Analysis Skills, Balance Sheet, Billing, Calendar Management, Card Processing, Communication Skills, Corporate Policies, Credit Cards, Cross-Functional, Data Quality, Detail Oriented, Documentation, ERP (Enterprise Resource Planning), Electronic Medical Records, Financial Compliance, Financial Control, Financial Reporting, Financial Statements, General Ledger Accounting, Generally Accepted Accounting Principles (GAAP), HIPAA (Health Insurance Portability and Accountability Act), Healthcare, Information/Data Security (InfoSec), Maintain Compliance, Medical Billing, Multitasking, Organizational Skills, Payroll Tax, Problem Solving Skills, Reconciliation, Reimbursement, Team Player, Time Management, Variance Analysis
LOCATION
Baltimore, MD
POSTED
Today
Senior Accountant

The Senior Accountant will play a key role in managing daily and monthly accounting functions for Mainspring Recovery and its related entities. This role requires high attention to detail, strong reconciliation skills, and the ability to ensure financial accuracy in a multi-entity healthcare environment. The Senior Accountant will work closely with the CFO and cross-functional teams to maintain strong controls and support timely, accurate reporting. This position is classified as exempt under the Fair Labor Standards Act and is not eligible for overtime.

Month-End Close & General Ledger
  • Record and review all bank and credit card transactions across all entities.
  • Ensure all expenses have proper documentation, support, and coding.
  • Prepare and record monthly accruals.
  • Reconcile all balance sheet accounts monthly and prepare detailed roll forwards.
  • Maintain clean and audit-ready account schedules.
Financial Reporting & Consolidation
  • Prepare the monthly consolidation file, including all eliminating entries.
  • Support the external financial statement review process by preparing schedules, responding to inquiries, and providing documentation.
  • Assist in variance analysis and review of monthly financials.
Accounts Payable, Spend Controls & Compliance
  • Monitor credit card usage to ensure compliance with company spending policies.
  • Compare recurring vendor charges to executed agreements to identify discrepancies.
  • Support annual 1099 preparation, ensuring vendor information is accurate and complete.
  • Track and maintain annual filing calendars for all entities (state registrations, business licenses, etc.).
Payroll, Tax & Employee Reimbursements
  • Enter approved employee expense reimbursements into payroll.
  • Track payroll tax and unemployment tax accounts across all states of operation.
  • Ensure payroll vendors have up-to-date information for filings and payments across jurisdictions.
Medical Billing Reconciliations
  • Reconcile all medical billing activity to the EMR (admissions, discharges, payer mix, AR, and adjustments).
  • Work with the billing and revenue cycle team to resolve any variances.
Minimum Qualifications
Education / Credentials
  • Bachelor's degree in Accounting or related field required.
Experience
  • Three to six years of progressive accounting experience, preferably in healthcare multi-entity environments, or private equity-backed companies.
Knowledge / Skills
  • Strong understanding of GAAP, accrual accounting, and general ledger management.
  • Advanced proficiency in Excel; experience with accounting or ERP systems preferred.
  • Strong analytical, organizational, and problem-solving skills.
  • Ability to operate with urgency and accuracy in a fast-paced environment.
  • Ability to comply with HIPAA, and all federal and state confidentiality requirements related to protect health information (PHI) and substance use disorder treatment records.
  • Highly detail-oriented and process-driven.
  • Strong communicator who can work cross-functionally.
  • Comfortable managing multiple priorities and deadlines.
  • Integrity-focused and committed to maintaining strong financial controls.
  • Team-oriented with a willingness to roll up sleeves and support where needed.
Working Conditions
  • Non-direct care position
Why This Role Matters
  • As Mainspring Recovery expands, this role safeguards the organization's financial accuracy, compliance, and operational stability.
  • The Senior Account's work directly enables strategic growth while protecting the resources that fuel our mission to deliver exceptional substance use disorder treatment.
Pre-Employment Requirements

Mainspring conducts, as required, job-related background checks, drug testing, TB testing, verification of employment history, and/or reference checks prior to employment.

Equal Employment Opportunity Statement

Mainspring is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other protected status in accordance with applicable federal, state, and local laws.

EEO is the Law:

About the Company

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Mainspring Recovery

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