Internal Audit Manager

Internal Audit ManagerGarden Grove, CAHarbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger's best-in-class team of EV, battery, and drivetrain experts have pooled their deep experience to bring a first-of-its-kind EV platform to support the growing demand for medium-duty EVs and Hybrids. Harbinger: Familiar Form, Revolutionary Foundation.Job OverviewWe are seeking an experienced Internal Audit Manager to build and lead Harbinger's internal audit function. This role will be instrumental in strengthening internal controls, improving operational efficiency, and supporting audit readiness as the company scales.This individual will partner cross-functionally across Finance, Operations, Supply Chain, IT, and Engineering to assess risk, implement scalable processes, and ensure compliance with regulatory requirements, including readiness for SOX.What You'll DoInternal Controls & SOX ReadinessLead the design, implementation, and ongoing evaluation of internal controls over financial reporting (ICFR)Prepare the organization for SOX compliance, including documentation, testing, and remediationPartner with external auditors to support audit execution and minimize disruptionsAudit ExecutionDevelop and execute a risk-based internal audit plan across financial, operational, and compliance areasConduct audits across key functions (e.g., manufacturing, inventory, procurement, revenue, IT systems)Identify control gaps, inefficiencies, and process improvement opportunitiesRisk Management & AdvisoryEstablish enterprise risk assessment processes and maintain a dynamic risk registerProvide recommendations to leadership on mitigating operational and financial risksAct as a strategic advisor to business leaders on controls, scalability, and best practicesProcess ImprovementDrive standardization and documentation of key business processesRecommend and implement automation and system improvements to enhance control environmentsPromote a culture of accountability and continuous improvementCross-Functional CollaborationPartner closely with Accounting, Finance, Legal, IT, and Operations teamsSupport special projects, including system implementations and new product/process launchesHelp prepare the organization for IPO readiness from a controls and compliance perspectiveWhat We're Looking ForRequired QualificationsBachelor's degree in Accounting, Finance, or related field6–10+ years of experience in internal audit, external audit, or a combination (Big 4 experience strongly preferred)Strong knowledge of SOX compliance, internal controls, and audit methodologiesExperience in a manufacturing, automotive, or hardware environment preferredDemonstrated ability to operate in a fast-paced, high-growth or startup environmentPreferred QualificationsCPA, CIA, or equivalent certificationExperience supporting IPO readiness or public company complianceFamiliarity with ERP systems (e.g., NetSuite, SAP) and data analytics toolsExperience auditing inventory, cost accounting, and supply chain processesKey Benefits & Perks: Comprehensive Health, Dental & Vision (HDV) – 100% employee covered Early-stage Stock Options Robust Retirement Savings (401k, HSA, FSA) Generous Paid Time Off (PTO) & Parental Leave Annual Vacation Bonus Wellness & Fertility Benefits Cell Phone Stipend Complimentary Meals & Stocked KitchensCalifornia Pay Range$140,000 - $160,000 USD