The Office Manager acts as the financial and administrative backbone of a $50M+ revenue business unit. This role oversees all financial controls, reporting, and administrative operations at the lab level.

The successful candidate will combine financial acumen with strong leadership skills to ensure accuracy, efficiency, compliance, and accountability across all finance and administrative functions.

MAJOR RESPONSIBILITIES/ACTIVITIES: 

Direct Lab administrative personnel, including AR/AP, payroll, HR admin, and reception. Ensure strong performance, training, and professional development across the admin team. Review Profit & Loss statements. Support WIP reporting, revenue recognition, and month-end close activities in coordination with corporate finance. Audit invoices for contract compliance; ensure accurate, timely billing to clients. Acquire general knowledge about all Lab services provided. Provide timely, accurate analysis of financial data to support strategic decision-making. Recommend cost-saving measures, workforce efficiency improvements, and process enhancements. Lead or assist in special projects, audits, and reporting initiatives.

MINIMUM REQUIREMENTS: 

High School diploma or equivalent. Bachelor’s degree in Accounting, Finance, or Business Administration preferred. Managerial and Accounting experience. Working knowledge of Track and myTrack invoicing systems preferred. Proficiency in Microsoft Office Suite (Excel expertise required); ERP/accounting systems experience preferred. Strong leadership, communication, and organizational skills with ability to manage multiple priorities. High integrity, judgment, and ability to maintain confidentiality.

ESSENTIAL PHYSICAL FUNCTIONS:

Frequent lifting up to 30 lbs.

This job description reflects management's assignment of essential functions; it does not prescribe or restrict the tasks that may be assigned.

 

MISTRAS Group, Inc. is committed to equal employment opportunity. Employment decisions including initial hiring and all matters involving the terms and conditions of employment will be made without regard to any protected class under applicable law. If hired, the employment relationship is “At-Will,” which means that employment can be terminated at any time, and for any reason, at the option of either the Company or the employee.  Please direct questions about these policies to a MISTRAS Group, Inc. Human Resources representative. 

By submitting & signing , I hereby understand and agree to the terms and conditions of employment as outlined above.  I certify that the responses and information provided in this application (including any other supporting documentation such as a cover letter, resume, or transcript) are true and accurate to the best of my knowledge. I understand that misrepresenting or omitting information requested is cause for dismissal at any time, without notice. I hereby give the Company permission to contact schools, previous employers (unless otherwise indicated), references, and others disclosed in my application. 

Note to Applicants:

Smoking is prohibited in all indoor areas of the Company.  Employees may use designated smoking areas (if established) in accordance with applicable state and local law.

Rhode Island Applicants: The Company is subject to Chapters 29-38 of Title 28 of the General Laws of Rhode Island, and is therefore covered by the state’s workers’ compensation law.

Initial (if applicable):    Massachusetts Applicants: I understand that it is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Initial (if applicable):    Maryland Applicants: I UNDERSTAND THAT UNDER MARYLAND LAW, AN EMPLOYER MAY NOT REQUIRE OR DEMAND, AS A CONDITION OF EMPLOYMENT, PROSPECTIVE EMPLOYMENT OR CONTINUED EMPLOYMENT, THAT ANY INDIVIDUAL SUBMIT TO OR TAKE A POLYGRAPH OR SIMILAR TEST. AN EMPLOYER WHO VIOLATES THIS LAW IS GUILTY OF A MISDEMEANOR AND SUBJECT TO A FINE NOT EXCEEDING $100.

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Mistras Group, Inc. is an Equal Opportunity Employer/Veterans/Disabled: