Assistant Controller

Ascera · St. Petersburg, United States (Hybrid) · Full-time · Posted 2026-10-15

Workplace: hybrid

Department: Finance

Description

Opportunity Summary:

SP6 is looking for an Assistant Controller to run the monthly close and keep financial reporting accurate across SP6, ASCERA and 112Cyber. You'll review revenue recognition and project billing, own financial systems and reporting in Microsoft Business Central, manage sales tax compliance, approve payments and expenses, prepare weekly projections, and lead our staff accountants, including an offshore Senior Staff Accountant. You'll report to the CFO.

This is a hybrid role based at our St. Petersburg, Florida office, so candidates should live in or near the Tampa Bay area. It suits a hands-on leader who likes building strong controls, improving processes and systems, and turning the numbers into clear answers for leadership.

Responsibilities:

(Approximate share of ongoing time shown for each area.)

Review revenue recognition and project billing (~25%)

Review, correct and process monthly Cyber Risk & Compliance (CRC) revenue, and reconcile it.
Review revenue recognition schedules and journal entries, Professional Services (PS) billing, and the PS billing reconciliation.
Lead the monthly Cyber Risk & Compliance (CRC) and Managed Services (MS) meetings with the delivery teams and resolve open questions.
Review closed deals at month end.

Lead the month-end close and financial reporting (~20%)

Review and approve journal entries, and complete the monthly P&L check and general ledger review.
Perform the final month-end review and reconcile bank transactions weekly.
Prepare monthly financial packages for SP6, ASCERA and 112Cyber and present results at entity All Hands meetings.
Review weekly P&L views for each entity.

Own financial systems and reporting (~20%)

Build and maintain Business Central reports for leadership and the accounting team.
Administer the Stripe and PIEE platforms and unlock timesheets as needed.

Approve payments and maintain controls (~10%)

Approve Business Central bills, outgoing bank and XE payments, and Positive Pay exceptions.
Monitor Ramp out-of-policy alerts and reconcile Ramp transactions monthly.
Track rebates.

Manage sales and state tax (~10%)

Reconcile Avalara and manage sales tax filings and changes.
Review invoices for sales tax and complete the monthly sales tax review.
Respond to state letters and notices, and manage state registrations and renewals.

Prepare projections and leadership reporting (~10%)

Prepare and review weekly projections and the weekly cash overstatement calculation for leadership.

Lead the accounting team (~5%)

Hold weekly one-on-ones with staff accountants and support their development.
Manage quarterly bonus forms and goals tracking, and oversee payroll prep, submission, register review and reporting.

Success in the first year looks like:

The close completed on a consistent monthly calendar, with reviewed financial packages for all three entities.
Cyber Risk & Compliance (CRC) and Professional Services (PS) revenue reviewed and reconciled every month.
Sales tax filings, state notices and registrations kept current.
Reliable Business Central reporting for leadership.
A trained, well-supported accounting team, including the offshore Senior Staff Accountant.

Requirements

What you bring:

6+ years of accounting experience, including at least 2 years as an assistant controller, accounting manager or senior accountant leading others.
Bachelor's degree in accounting or finance.
Strong knowledge of US GAAP and revenue recognition (ASC 606) for software, professional services and managed services.
Experience leading a multi-entity month-end close and preparing financial packages.
Advanced Microsoft Business Central reporting skills, plus ERP administration or implementation experience.
Working knowledge of multi-state sales tax compliance, ideally with Avalara.
A strong controls mindset and sound judgment.
Clear, direct communication with leadership, sales and delivery teams.

Preferred Qualifications:

CPA or CMA.
Microsoft Business Central experience or a similar ERP.
Background in IT reselling, cybersecurity or government contracting.
Experience with Ramp, Stripe or PIEE.
Experience managing offshore or remote team members.

Benefits

Why SP6?

The chance to lead a team in a high-growth markets
Competitive salary 
Quarterly Bonus plan
Comprehensive medical, dental, and vision plans.
401(k) with company match
30 days annual paid time off
Significant Training and Development and Certification attainment.
Opportunity for long-term career advancement.
Your contributions are felt and recognized at our growing company

About SP6 :

AI use made Secure, Compliant, Resilient

SP6 ensures that organizations get Beyond the Buzzwords ® and delivers Expert Services centered around (3) convergent areas: AI Governance, AI Security, and AI Systems Resiliency. SP6 leads organizational initiatives around:

AI Governance, Risk & Compliance Services
Establishing and enhancing controls around the safe use of AI via Subject Matter Experts on leading industry frameworks including ISO 42001, NIST AI RMF, and CSA AI Control Matrix. 
Evaluating organizations’ adherence to these standards, whether that be for self-monitoring of controls to mitigate risk or adherence to regulatory requirements including the EU AI Act, various state insurance regulation tied to the NAIC Model Bulletin, and other statutory requirements.  
AI Security
Hands-on implementation (tooling, training, technical controls) to operationalize organizational standards.
This technical tool advisement and configuration work becomes both the connective tissue to policy as well as the assurance of risk mitigation, from monitoring AI usage (both sanctioned and shadow) and configuring network, endpoint, DLP, SIEM, and other tools with practical defensive security measures.   
AI System Resiliency 
Ensuring that systems or services that are AI-led are behaving as expected, providing an uninterrupted and seamless user experience.
This practice area also assists clients with managing and reducing unnecessary AI token spend.

These services co-exist with legacy expertise and services from SP6 in the Security Operations (SIEM), as the SIEM is an organization’s primary tool for security detection and analysis; as well as our existing Cyber Compliance expertise in Cyber Risk & Compliance (CRC) services.

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Assistant Controller

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