Financial Manager
OST INC
Job Description
Job Description
Optimal Solutions & Technologies (OST, Inc.) is focused on excellence. We specialize in providing Management Consulting, Information Technology, and Research Development and Engineering services.
The fundamental distinction of the OST team is its business knowledge in both the public and private sectors. We serve the aerospace & transportation, association & nonprofit, defense, education, energy, financial, healthcare, and technology & telecommunications industries. OST is successful because we listen to our clients, we learn from our clients, and we know our clients.
Finance Manager
Position Overview
OST, a leading government contractor and systems integrator, seeks a Finance Manager who takes an active role in financial operations, budgeting and forecasting, and financial reporting, while supporting government contract accounting and financial compliance activities. This role combines daily execution with team coordination to support regulatory compliance, financial integrity, and efficient cost management in the federal contracting market.
The Finance Manager reports to the Vice President of Finance and Accounting and takes an active role in budgeting, cost controls, financial reporting, and audit support. The role ensures compliance with FAR, DFARS, CAS, GAAP, and DCAA requirements. The ideal candidate combines government contracting finance and accounting expertise with program financial management, indirect rate development, and financial forecasting skills to support OST’s federal and state government contracts. The candidate must also be able to use technology and tools to improve processes.
Key Responsibilities
Government Contract Accounting & Financial Reporting
- Perform program financial management for government contracts.
- Ensure accurate tracking of direct and indirect costs across multiple contracts.
- Lead monthly management reporting, including comparisons of actual results with budget, KPIs, commentary, and recommendations.
- Work with the Accounting Manager to complete the monthly close and deliver timely, reconciled profit and loss (P&L), balance sheet, and cash flow statements.
- Lead the preparation of Incurred Cost Submissions (ICS), develop indirect rates, and coordinate supporting schedules and responses for DCAA audits and financial compliance reporting.
- Support the development, negotiation, and monitoring of indirect rates for government contracts.
Budgeting, Forecasting, Pricing and Business Partnership
- Prepare annual budgets, plans covering multiple years, and forecasts; develop cost projections, analyze variances, and track financial performance metrics.
- Perform financial analysis to support corporate strategy and operational efficiency.
- Work with program managers and operational leaders to assess contract profitability, revenue, margins, staffing costs, resource requirements, and emerging performance risks.
- Prepare financial analyses and provide practical insights for business development, pricing strategies, resource planning, and operational decisions.
- Prepare and support cost volumes, basis of estimates (BOEs), price to win analysis, and market and salary benchmarking.
Team Leadership and Continuous Improvement
- Contribute directly to daily finance work while coordinating, coaching, and developing finance personnel. Establish clear responsibilities and deadlines, and maintain accountability for assigned work.
- Promote compliance, collaboration, efficiency, automation, and continuous improvement through direct involvement in the work and team support.
- Identify and implement practical improvements to finance processes to strengthen accuracy, visibility, efficiency, and control effectiveness.
- Use Microsoft Dynamics 365 Business Central and other financial systems in daily work; support ERP and financial reporting enhancements.
- Use reporting tools such as Power BI to build and maintain dashboards that improve performance visibility and support timely decisions.
- Apply appropriate AI and automation tools, such as Microsoft Copilot and Power Automate, to streamline reporting, with review for accuracy and compliance.
- Provide the Vice President of Finance and Accounting and senior management with timely financial analysis, operational risk updates, and recommended actions.
Required Qualifications
- Bachelor’s degree in Accounting, Finance, Business, or a related field.
- 8+ years of progressive accounting or finance experience, with at least 3 years of leadership experience involving direct execution of finance or accounting work within a government contracting environment.
- Meaningful government contracting experience, including direct and indirect costs, financial reporting, and applicable compliance requirements.
- Working knowledge of FAR, DFARS, CAS, GAAP and DCAA requirements, and federal contract compliance reporting.
- Practical proficiency with a government contracting accounting or ERP platform, such as Microsoft Dynamics 365 Business Central, Deltek Costpoint, Unanet, JAMIS, or an equivalent system; ability to use reporting and automation tools to improve daily finance workflows.
- Proficiency in budgeting, financial forecasting, indirect rate development, variance analysis, and contract financial performance.
- Strong analytical, organizational, communication, and team leadership skills; ability to complete detailed work independently, solve practical problems, and partner with colleagues in finance and other functions.
Preferred Qualifications
- CPA, CMA, CGFM, MBA, or another relevant advanced qualification.
- Background as a Finance Manager or a comparable finance and accounting role involving direct execution of the work within a government contractor.
- Experience supporting pricing and cost proposals, multiple contract types, and federal and state government customers.
- Practical experience using Microsoft Dynamics 365 Business Central and supporting process automation, ERP enhancements, and financial reporting improvements.
- Practical experience using Microsoft Copilot, Power Automate, and Power BI to automate routine work, improve reporting, and modernize finance operations.
This is a full-time position paying a base salary, and full benefits, and has possible bonus potential based on merit and performance. To be considered for this position, please apply online with a resume.
OST is an equal-opportunity employer. Applicants are considered for positions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other category protected by applicable federal, state, or local law.
$85k
...Financial Manager Of Client AccountingAs Financial Manager of Client Accounting at FirstService Residential—the North American leader in residential property management—you’ll play a visible, client-facing role helping guide the financial success of residential communities...SuggestedFull timeContract workWork at officeAfternoon shift$130.48k - $195.72k
...incumbent will compute, classify, and analyze numerical data and financial records. The incumbent must also check the accuracy of figures... .... Responsibilities We are looking to expand our Finance Management team to support M.C. Dean’s SCS FEO&M business unit. The successful...SuggestedContract work$169.28k - $197.2k
...sequence, timing of actions, coordinate, and monitor budgetary, financial, accounting, or auditing activities to ensure cost-effective... ...the context of their operations and requirements. Oversee and manage the financial implications of strategic and capital/lifecycle/infrastructure...SuggestedWork at office- Financial Transformation Senior Manager, CoStar Group - Arlington, VA Job Description Who is CoStar Group? CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the...SuggestedHourly payFull timeWork at office
- ..., and resilient power and technology systems; and deliver the management platforms essential for long-term system sustainability. Why... ...will compute, classify, and analyze numerical data and financial records. The incumbent must also check the accuracy of figures...SuggestedContract work
$111.24k - $218.59k
...in major regions of the U.S. and in many of the world’s leading financial centers - New York, London, San Francisco, Los Angeles, Chicago... ....Job Description:Baker Tilly is currently searching for a Manager to join our CFO Accounting Advisory practice and specialize in...Local areaImmediate startWorldwideShift work- EY’s Financial Services Office FAAS TAAG seeks a Manager to lead technical accounting advisory work for financial services clients. You will translate complex accounting requirements into actionable recommendations and manage multi‑workstream engagements with senior clients...Work at office
- ...requires professionalism, discretion, and proactive problem-solving in a hybrid Arlington environment. Key duties include calendar management, travel arrangements, expense processing, and coordinating meetings and events for leadership. #J-18808-Ljbffr The Nature...Work at office
- The Executive Assistant II at The Nature Conservancy provides direct administrative support to the Office of the Chief Operating Officer and to the Office of the Chief Finance Officer leadership team. This role serves as a trusted partner and requires professionalism, discretion...Work at office
$112.1k - $225.5k
...finance and FP&A consulting engagements, supporting clients with financial planning, forecasting, valuation, and transaction-related... ...analyses, presentations, and materials for executive, board, and management audiences. Serves as a primary point of contact for day-to-day...Work experience placementInternshipLocal area$146.7k - $335.1k
...government build a better working world. The opportunity: Our Government & Public Sector-Financial Accounting Advisory Services (GPS-FAAS) team is growing exponentially, and as a Senior Manager you'll play a key role in that growth. Working across all Federal GPS sector...Work experience placementSummer holidayWork at officeLocal areaFlexible hours$176k - $365.5k
...accounting, we provide the answers to the big questions nobody else can. The opportunity Our Financial Accounting Advisory Services (FAAS) team is growing exponentially, and as a Senior Manager you’ll play a key role in that growth. Working across all industries, you’ll develop...Summer holidayImmediate startFlexible hours- ...Senior Manager, Technical Accounting Job Description Who is CoStar Group? CoStar Group is a leading global provider of commercial... ...technical accounting and reporting research and guidance for financial transactions, support compliance with the Corporation's accounting...Full time
$135.2k - $225.4k
...accounting, we provide the answers to the big questions nobody else can. The opportunity Our Financial Accounting Advisory Services (FAAS) team is growing exponentially, and as a Manager you'll play a key role in that growth. Working across all industries, you'll develop...Summer holidayWork at officeImmediate startFlexible hours$121.79k
...OrganizationsSalary: Starting at $121,785 Per year (GS 13)Dates: Open 11/02/2026 to 11/17/2026Schedule: Full-timeWork type: PermanentRelocation: FalsePosition ID: 27-13107206-DNI/NCTC/EXDIRDocument ID: 891209200Grade: GS 13Job category: Financial Management (0505)Hiring path: publicWork at office- ...journey for clients across education, nonprofit, healthcare, and government sectors. You will shape strategy, lead ERP readiness, manage stakeholders, and drive implementation while growing client relationships and contributing to practice development. This role emphasizes...
- Steampunk, Inc. is seeking a Director of Finance to mature our FP&A processes, people, and systems. You will partner with leadership to translate complex models into clear insights and drive strategic budgeting and forecasting across a portfolio. You will build cross-functional...Work at officeLocal area
- ...across FP&A, Treasury and Strategy. The Senior Director of Financial Planning & Analysis (FP&A) is a key member of the Finance & Accounting... ...planning, forecasting, analysis, and business performance management across the company. This hands‑on role will provide financial...Contract workTemporary workFor contractorsWork at office2 days per week3 days per week
- The Corporate Insurance Financial Specialist at The Nature Conservancy delivers specialized financial services to support the Corporate Insurance team within the central Finance unit. Responsibilities include budgeting, forecasting, accounting, and reporting to ensure policy...
- The Nature Conservancy in Arlington, VA seeks a Corporate Insurance Financial Specialist to manage budgeting, forecasting, accounting, and reporting for the Corporate Insurance team. You will ensure compliance with policies and best practices and report to the Director...
- ...Revenue Operations Manager Location: Arlington, VA (Hybrid) The Association for Uncrewed Vehicle Systems International (AUVSI... ...contract-processing workflows that directly support the associations financial performance. From improving revenue visibility and...Contract workCasual workWork at officeRemote workFlexible hours
$121.32k - $185.92k
...growth mindset and build leadership skills. You exhibit day-to-day management of effective team outputs balanced across internal and client... ...exceeds expectations. You also continue to develop mastery in financials and contracts, alongside communications of pipeline management...Contract workFlexible hours$128.4k - $160.5k
...from offices in San Francisco, Washington DC, Germany, Austria, Slovenia, and The Netherlands. About the Role: The Revenue Operations Manager owns complex quote support and operational execution while influencing strategy, systems, and process design across the revenue...Full timeTemporary workWork at officeLocal areaRemote workHome office3 days per week- Capital One is seeking a Business Analysis Manager to apply strategic and analytical skills to develop operational risk loss projections for CCAR. You will manage the allocation of operational risk capital across lines of business and products, and contribute to a robust...
- Appian in McLean, Virginia is seeking a Manager, FP&A to own budgeting, forecasting, and variance analysis for operational departments, translating complex data into strategic actions that drive growth in our AI-powered Process Automation platform. The role collaborates...
- Viscadia Inc. is seeking a Finance Director in Arlington, VA to lead financial management and build scalable finance functions. This role involves financial planning, analysis, and reporting, ensuring alignment with organizational strategy. The ideal candidate has over...Work at office
- Capital One is seeking a Senior Manager, Financial Management (FP&A) for Personal Loans to lead the Revenue and Valuations Finance team and shape strategy during the integration with Discover. The role focuses on analytical rigor, cross-functional partnership, and delivering...
$220k - $260k
...Competitive executive-level benefits package Oversee accounting, financial reporting, regulatory reporting, tax, audit, treasury, and... ...guidance to executive leadership and Board members Manage investable assets and cash in accordance with Board-approved policies...Permanent employmentWork at office3 days per week- ...cross-functionally to support business initiatives and provide financial insights; identify vague and complex issues with actionable... ...initiatives from concept to execution by applying structured project management skills, ensuring alignment with strategic goals, timely...H1bLocal areaShift work
- ...POSITION DESCRIPTION Chief Financial Officer September 2026 Strategic Investment Group® (Strategic) is an Outsourced Chief Investment... ...clients' investment teams, we deliver portfolio construction, manager selection, and ongoing risk management within a structured...Work at officeVisa sponsorship
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Financial Manager. Be the first to apply!
- structured finance manager McLean, VA
- director of finance hotel McLean, VA
- mercedes benz finance manager McLean, VA
- head of financial crime McLean, VA
- non profit finance manager McLean, VA
- complex director of finance McLean, VA
- finance accounting manager McLean, VA
- director of finance and administration McLean, VA
- finance manager part time McLean, VA
- senior finance director McLean, VA




