Jobs at AAON, Inc.

Provides technical leadership for HVAC and electrical controls engineering, including PLC and DDC programming, controls architecture, system standards, design reviews, troubleshooting, and continuous improvement. Leads complex projects, evaluates emerging technologies, ensures compliance with applicable standards, and mentors engineers. The role supports commissioning, testing, and field activities, with work performed in office and manufacturing environments and occasional travel required.

Leads quality engineering and QMS compliance activities, including quality metrics, statistical and root cause analysis, corrective actions, audits, continuous improvement, customer complaint resolution, and supplier/manufacturing quality oversight. Maintains the Quality Manual, reports quality performance to leadership and customers, supports cross-functional problem solving, and supervises assigned quality personnel. The role includes regular domestic travel to customer, service, manufacturing, and supplier locations.

Lead receiving and inventory activities: stage, sort, label, and maintain inventory; perform cycle counts; reject and log non-conforming goods; conduct daily forklift inspections; coordinate personnel for efficient operations; support cross-trained warehouse functions and cover team lead duties as needed.

Serve as the company's technical accounting expert: research and apply GAAP, develop accounting policies, assess financial reporting impacts, support period-end close and journal entries, maintain internal controls, and coordinate with auditors and cross-functional teams.

Support EHS Managers by developing, maintaining, and auditing environmental, health, and safety programs across manufacturing facilities. Conduct inspections and audits, document hazards, track corrective actions, prepare regulatory reports (SPCC, RCRA, SWPPP, air permits), coordinate and deliver training, maintain records, and promote a strong safety culture. Travel up to 25% to perform audits and support site EHS teams.

Lead daily facility operations across multiple manufacturing and office buildings, ensuring cleanliness, safety, maintenance, and production readiness. Oversee maintenance, inspections, custodial teams, vendors, small renovation projects, work orders, space planning, budgeting, and staff management to support high-volume HVAC manufacturing.

Support engineering teams in HVAC product design, testing, CAD modeling, process optimization, data collection/analysis, and documentation. Work cross-functionally with manufacturing, quality, and R&D while following safety and quality standards.

Lead production team to meet targets by assigning tasks, mentoring staff, enforcing quality and safety, optimizing processes, managing inventory, and reporting performance metrics. Conduct safety training and investigate production issues to maintain efficiency and standards.

Provide technical leadership for escalated HVAC/refrigeration/control issues, lead investigations and warranty administration, coach support staff, coordinate cross-functional corrective actions, perform field visits/commissioning, develop support resources and training, and drive continuous improvement to improve service quality and customer satisfaction.

Support HVAC product design by creating and updating 2D/3D CAD models, assemblies, drawings, and BOMs; assist engineers with design revisions, prototype testing, documentation, and continuous improvement; maintain design standards and collaborate with cross-functional teams; occasional travel for design validation.

Manage product development projects from initiation to launch, ensuring on-time, on-budget delivery. Create project plans, allocate resources, mitigate risks, oversee quality assurance, lead cross-functional teams, communicate with stakeholders, and provide progress updates to the Director of Project Management.

Lead and supervise accounts payable operations, ensuring accurate, timely invoice processing, payments, reconciliations, and month-end close support. Maintain internal controls, support audits, improve AP processes and systems, manage vendor relationships, and coach direct reports to meet departmental objectives and deadlines.

Lead technical projects for HVAC equipment control solutions across the product development lifecycle. Manage timelines, budgets, and stakeholder communication; support engineering on embedded control platforms, review control sequences, assist documentation/training teams, and ensure regulatory and quality alignment for product releases.

Lead administration and optimization of Workday Payroll, Time Tracking, and Absence. Configure systems, manage releases and integrations, lead testing/UAT, develop reports/analytics, ensure payroll compliance, troubleshoot issues, drive improvements, mentor junior analysts, and partner with HR, Payroll, Finance, IT, and vendors.

Lead and coordinate a production team to meet output, quality, and safety targets. Assign tasks, mentor staff, allocate resources, monitor quality control, investigate issues, implement process improvements, maintain inventory, generate performance reports, and communicate production status to management.

Lead cross-system business analysis and backlog governance for Sales and Engineering platforms. Define end-to-end processes, data flows, and integrations across Teamcenter, SAP, Dynamics 365, and related systems. Govern ADO backlog, translate requirements into epics/features/stories, coordinate multiple product owners and technical teams, support testing and release readiness, and maintain integration documentation while driving delivery and stakeholder alignment.

Lead and coordinate a production team to meet targets while ensuring quality and safety. Allocate resources, monitor quality control, investigate issues, implement process improvements, maintain inventory, generate performance reports, and communicate production status to management.

Entry-level HR Business Partner supporting assigned business units with employee relations, workforce planning, performance management, onboarding, and engagement. Partners with managers to address workforce challenges, analyze HR metrics, support investigations, and collaborate with Talent Acquisition, Compensation, Benefits, Payroll, and L&D to improve organizational effectiveness and ensure compliance with policies and employment laws.

Design and optimize database structures and data models to support finance and procurement processes. Evaluate platforms, ensure system integration, guide metadata, cleansing, and security strategy. Collaborate with stakeholders, support ERP implementations (including S/4HANA), and provide leadership for data-related projects and large-scale finance transformation initiatives.

Embedded on-site FP&A leader supporting plant leadership with driver-based budgeting, forecasting, KPI dashboards, variance analysis, costing, inventory and capex support. Leads a small plant finance team, partners with Cost Accounting, Supply Chain and Engineering, ensures SOX-aware controls, drives cost reduction programs, and serves as primary finance escalation for the plant.