Radiant Systems Inc · 9 hours ago
Accounts Payable Manager
Los Angeles, CA
Full-time
Onsite
Senior Level
5+ years expRadiant is an El Segundo-based startup building portable nuclear microreactors. They are seeking an Accounts Payable Manager to own end-to-end accounts payable operations, process high volumes of invoices, and build scalable AP infrastructure to support company growth.
CRMInformation TechnologySoftware
No H1B
Responsibilities
Process 800-1,300+ invoices monthly across QuickBooks, ION, and Ramp
Review, code, and approve invoices ensuring proper GL account assignment, project codes, and class accounting
Perform manual three-way matching across disconnected systems until ERP implementation
Handle employee and candidate reimbursements, corporate card reconciliations, and ad-hoc payment requests
Manage vendor setup, W-9 collection, and vendor master data maintenance
Execute payment runs to capture early payment discounts and avoid late penalties
Serve as primary point of contact for 150+ active vendors; resolve inquiries, disputes, and statement reconciliations
Coordinate with Procurement on vendor onboarding, contracts, and payment terms
Monitor aging reports and resolve payment holds or exceptions
Build scalable AP infrastructure with automations where possible
Design and document AP policies, procedures, and workflows for a scaling organization
Implement approval matrices, segregation of duties, and fraud prevention controls
Build audit-ready documentation and support external audits
Maximize functionality of existing tools: Ramp Pro automation, ION workflows, QuickBooks coding rules
Document current-state processes and pain points to inform 2026 ERP requirements
Lead AP workstream for ERP selection, implementation, and data migration
Maintain 1099 vendor tracking and support sales/use tax compliance and annual filings
Partner with Supply Chain and Receiving on purchase order workflows and vendor management
Train employees on policies, Ramp usage, and invoice submission requirements
Qualification
Required
5+ years of accounts payable experience, with at least 2 years in a senior or lead AP role
Experience processing high-volume AP (500+ invoices/month) in a fast-paced environment
Proficiency with AP automation tools and ERP systems
Strong understanding of three-way match processes, GL coding, and month-end close procedures
Experience with 1099 reporting, sales/use tax compliance, and audit support
Track record of building or improving AP processes and controls
Excellent attention to detail and ability to manage competing priorities
Strong communication skills for vendor management and cross-functional collaboration
Preferred
Hardware, manufacturing, or aerospace/defense industry background
Experience with government contract accounting (FAR/DFARS)
Familiarity with Ramp, QuickBooks, and/or ION
Experience supporting ERP implementations or system migrations
SQL or reporting tool proficiency for building AP analytics
Experience in high-growth companies navigating significant scale
Benefits
Substantial incentive stock plan for all full-time employees.
100% premium coverage for base Silver level plan for employee + 50% premium coverage for dependents. Platinum plans available.
Sponsored memberships for eligible employees and their dependents.
100% premium coverage for top tier plan + 50% for dependents.
100% premium coverage for top tier plan (including orthodontia) + 50% for dependents.
Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
Daily catered lunch. Free snacks and drinks.
Flexible PTO policy. Remote workday allocation.
Company and team-bonding events, happy hours and in-person camaraderie.
Beautiful El Segundo headquarters close to the Pacific Ocean.
Company
Radiant Systems Inc
Radiant Systems, Inc. is a certified Minority Business Enterprise, a Global Consulting company founded in 1995.
501-1000 employees
Funding
Current Stage
Late StageLeadership Team
Rayn Kamesh
Head of Sales/Director, Strategic Partnership - MSP/VMS Accounts
Company data provided by crunchbase