Demo

Sr Govt Accounting Manager

Rapiscan Systems
Billerica, MA Full Time
POSTED ON 10/22/2026
AVAILABLE BEFORE 11/20/2026
Overview

Rapiscan Government Services, an OSI Systems Company is seeking a Sr Government Accounting Manager, based out of Billerica, MA.

Rapiscan Government Services is a trusted leader in integrating advanced technologies and delivering multifaceted services to improve global security. We have built a solid team that provides training, IT, construction, equipment maintenance, surveillance, physical security, logistics, and more on government contracts in the security space within DoD, DHS and DOS.

Responsibilities

  • Serve as an advisor to the business on matters related to government cost accounting and regulatory compliance.
  • Operate as RGS’s subject matter expert on complex FAR/CAS interpretations
  • Support business to identify opportunities for process improvements and best practices; as well as, with overarching Corporate and Business initiatives from the perspective of government contract regulatory compliance.
  • Perform assessments of the design, adequacy, and effectiveness of the government accounting control environment and evaluate compliance with government regulations – including policies/procedures/processes across key Defense Federal Acquisition Regulation Supplement (DFARS) business systems (Accounting, Estimating, Purchasing).
  • Support various audits performed by Defense Contract Audit Agency (DCAA)/Defense Contract Management Agency (DCMA), Internal Audit, and/or external auditors. Serve as liaison for interfacing with the audit teams – including managing audit requests/responses. Advise business on strategic positions for responding to auditor inquiries and in developing potential corrective action plans, as needed.
  • Advise the business on strategic/compliant cost structures between commercial and government business, ensuring proper cost allocations IAW FAR/CAS.
  • Prepare, submit, and negotiate various matters such as provisional billing rates/forward pricing rates, final indirect rates, and/or cost impact statements resulting from change in cost accounting practices with DCAA and/or other government representatives.
  • Conduct analysis on actual vs provisional indirect rates and communicate potential impacts to business of material variances (i.e., Indirect rate monitoring)
  • Advise sales/program teams on cost accounting structures and/or strategic pricing solutions for new business opportunities – ensuring cost estimating/pricing strategy is consistent with cost accounting practices.
  • Provide overarching proposal reviews for compliance (including Truth in Negotiations) with RFP terms and identifying potential compliance risks to be addressed prior to initiating award performance.
  • Prepare and negotiate Incurred Cost Submission (ICS) on an annual basis inclusive of home office allocations.
  • Advise on government billing practices to ensure compliance with CAS and FAR/DFARS clauses.
  • Uphold the Company’s core values of Integrity, Innovation, Accountability and Teamwork.
  • Demonstrate behavior consistent with the Company’s Code of Ethics and Conduct.
  • Duties may be modified or assigned at any time to meet the needs of the business.

Qualifications

  • Bachelor’s degree in Accounting or Finance.
  • 7 years in similar role with relevant experience at a major defense contractor, DCMA or DCAA.
  • At least 7 years’ experience performing financial or operational audits and financial analysis to include those governed by FAR, CAS, and CASB Disclosure Statements
  • At least 7 years’ experience leading and responding to Government audit/ requests for information (RFIs) (e.g., ICS, CAS/CASB disclosure statement compliance, DFARS business systems, voucher reviews, floorchecks, MAARS 13, proposal audits).
  • Demonstrable experience interacting with senior DCMA (ACO, DACO, CACO) and DCAA (supervisory auditor, Branch Manager, Regional Audit Manager) officials.
  • Experience using Deltek CostPoint and/or Microsoft Dynamics 365.

Other Work Requirements

  • Proficiency in Microsoft Office tools (primarily Excel, Word, and PowerPoint).
  • Self-motivated with an ability to work independently to ensure overall objectives and goals of the organization are achieved.
  • Desire to work in a highly collaborative environment.
  • Strong communication skills (written, verbal, and interpersonal) and comfortability communicating with various levels of leadership.
  • Understanding of complex business data, processes, rate modeling, and/or cost accounting structures.
  • Background or experience in defense contracting cost accounting or a finance discipline within that environment.
  • Selected candidates must be able to obtain and maintain a Secret security clearance issued by the U.S. Government throughout the course of their employment.

This position requires a credit check as part of the

pre-employment background screening process.

Please review our benefits here: Life at OSI

Pay may range from $136,000 to $150,000 annually

The pay range above represents annual base salary only. Final compensation will be determined based on factors such as your job level, geographic location, date of hire, experience, job-related knowledge and skills, and education in conjunction with market and business considerations.

Base salary is one component of your total rewards package. You may be eligible for long-term incentives, potential discretionary bonuses, and the ability to purchase company stock at a discounted rate through the Employee Stock Purchase Program (ESPP). OSI also offers comprehensive benefits including various options for health plans, access to 401(k) retirement plan, health savings account, disability insurance, life insurance, AD&D insurance, leave of absence programs and an array of voluntary benefits. In addition, paid time off is offered to be used for vacation, holidays, bereavement, and jury duty. Full-Time salaried employees are entitled to flexible time-off.

NOTICE TO THIRD PARTY AGENCIES

OSI Systems, Inc. and its subsidiaries (collectively “OSI”) does not accept unsolicited resumes from recruiters or employment agencies. If any person or entity, including a recruiter or agency, submits any information, including any resume or information regarding any potential candidate, without a signed agreement in place with OSI, OSI explicitly reserves the right to use such information, and pursue and/or hire such candidates, without any financial obligation to the person, recruiter or agency. Any unsolicited information or resumes, including those submitted directly to hiring managers, are considered and deemed to be the property of OSI.

Equal Opportunity Employer – Disability and Veteran Know Your Rights

Poster Link

https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf

OSI Systems, Inc. has three operating divisions: (a) Security, providing security and inspection systems, turnkey security screening solutions and related services; (b) Healthcare, providing patient monitoring, diagnostic cardiology and anesthesia systems; and (c) Optoelectronics and Manufacturing, providing specialized electronic components and electronic manufacturing services for original equipment manufacturers with applications in the defense, aerospace, medical and industrial markets, among others.

Salary : $136,000 - $150,000

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