Nicholas Celestina
Tampa
Summary
Seasoned financial professional with over 15 years of experience in providing financial management and audit remediation in support of government clients. Proven professional in streamlining audit processes and procedures, improving operational processes, and ensuring financial compliance.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Senior Consultant
Guidehouse, Inc.
Tampa
06.2025 - Current
- Performed analysis on requested FY25 Provided by Clients (PBCs) and Follow-ups (FQs) to identify and determine the reasons behind the requested FQ.
- Developed a MS Office Power Business Intelligence (BI) dashboard report to provide a visualization of the analysis for the client.
- Supported the development of an MS Office Power BI dashboard report linked to the client’s Audit Response Tool that provided accurate information on the current status of PBCs, Samples, FQs, in an easy-to-read format.
- Performed an analysis of FY24 and FY25 PBCs to determine which PBCs are most likely to be requested in FY26 and allow the opportunity to offer recommendations to the client on potential FY26 PBCs to prepare for in advance.
- Developed detailed Component/TSOC tailored Property, Plant, and Equipment (PP&E) and Operating Material & Supplies (OM&S) KSD checklists upon review of EwAR Process Control Narratives (PCNs), with the potential to be utilized in future audit KSD checklists.
- Assigned and managed PBC, sample, and FQ requests received from auditors in the ARC tool and oversaw the provision of responses to the auditors.
- Performed thorough analysis of FY25 General Equipment samples to support Notice of Findings and Recommendation (NFR) close-out.
- Led bi-weekly touchpoint meetings with client Components to discuss PBC, sample, and FQ status updates and any issues or concerns with meeting audit deadlines.
- Facilitated training to colleagues in efforts on how to navigate the client's Audit SharePoint Online site and demonstrate how to execute audit tasks, such as uploading, properly classifying the samples, and delivering audit samples for review.
Manager
Kearney & Company, P.C.
Tampa
09.2016 - 01.2025
- Led stakeholder collaboration to successfully perform internal audit testing, analyzing sampling test results and identifying improvement areas.
- Provided guidance to Audit Liaison teams in mastering the client's Audit SharePoint Online site, improving accuracy rate in audit sample classification and packaging.
- Designed and implemented detailed audit sample and follow-up tracking systems to improve audit classification and support.
- Created comprehensive process documentation and standard operating procedures for stakeholders, which streamlined onboarding procedures and enhanced operational efficiency.
Advisory Consultant
Deloitte & Touche
Arlington
10.2011 - 09.2016
- Performed sustainment testing on the client's financial reporting procedures to determine the operating effectiveness of their internal controls and reported results to client management in accordance with Generally Accepted Government Auditing Standards.
- Streamlined monthly reconciliation reporting through process automation, resulting in a 25% boost in operational efficiency and reduced processing time.
- Reviewed Process Cycle Memorandums from various Integrated Audit Teams and developed detailed flowcharts, enhancing documentation and illustration of end-to-end business processes to identify control activities.
- Conducted comprehensive SOX 404 compliance assessments to validate operational effectiveness of client business process controls, enhancing the strength and reliability of internal control frameworks.
Auditor
Department Of Defense Office Of Inspector General
Alexandria
03.2009 - 09.2011
- Conducted comprehensive audits of Property, Plant, and Equipment (PP&E) to ensure inventory compliance with Federal Acquisition Regulation (FAR) and Department of Defense (DoD) regulatory standards, validating accuracy across contractor sites.
- Conducted data analysis on three contract audits to develop resource optimization strategies, achieving a 25% reduction in contractor expenses.
Education
MBA - Supply Chain Management
Bowling Green State University
Bowling Green, OH12.2022
Bachelor of Science - Accounting
Towson University
Towson, MD12.2008
Skills
- Client satisfaction and feedback
- Operational improvement
- Regulatory compliance and assessment
- Audit compliance
- Business process enhancement
- Financial reporting and analysis
- Internal audit and controls
- Risk management strategies
- Government regulations expertise
- Microsoft Office Suite proficiency
- Process automation techniques
- Power BI reporting skills
- Teammate audit software knowledge
- QuickBooks proficiency
- Data analysis and reporting
- Report writing skills
- Training facilitation expertise
- Attention to detail
Certification
Certified Fraud Examiner, Association of Certified Fraud Examiners, 03/01/11
Security Clearance
Clearance: Active Secret
Timeline
Senior Consultant
Guidehouse, Inc.
06.2025 - Current
Manager
Kearney & Company, P.C.
09.2016 - 01.2025
Advisory Consultant
Deloitte & Touche
10.2011 - 09.2016
Auditor
Department Of Defense Office Of Inspector General
03.2009 - 09.2011
MBA - Supply Chain Management
Bowling Green State University
Bachelor of Science - Accounting
Towson University