Jobs at POET

Analyzes grain, livestock, and feedstuffs markets to identify business opportunities, develops risk and market reports, supports commodity trading strategies, maintains business databases, and delivers strategic and ad hoc analyses to commercial and senior leadership teams.

Produces daily position and profit-and-loss reporting for the trading group, management, and financial reporting teams. Responsibilities include compiling contract, shipment, and settlement data; preparing mark-to-market entries; performing reconciliations; reviewing trading policies; communicating business developments; supporting trading-system development and testing; and improving documentation and processes.

Drive local CO2 tanker routes from Marion, Ohio, with daily home time on a five-day schedule. Responsibilities include loading and unloading CO2 products, conducting vehicle inspections, complying with transportation regulations, and providing quality customer service. Candidates must have at least one year of tractor-trailer experience and hold a CDL-A with Tanker and Hazmat endorsements.

Provides day-to-day support for enterprise and departmental applications by triaging incidents, troubleshooting issues, coordinating resolutions, and communicating with users and stakeholders. The role supports root-cause analysis, documentation, knowledge management, testing, upgrades, go-live activities, user training, and application support readiness. It also serves as incident owner during critical events and may provide off-hours support.

Supports indirect tax compliance across multiple states and jurisdictions, including sales and use, property, excise, and gross receipts taxes. Prepares tax returns, assists with audits, responds to tax notices, researches regulations, maintains the sales tax engine, and collaborates with accounting, accounts payable, and procurement. The role also involves reconciliations, process improvement, ongoing training, and managing multiple compliance priorities.

Supports POET’s corporate tax function by preparing federal and state income tax returns and tax provisions, calculating estimated tax payments, forecasting taxable income and liabilities, researching tax requirements, and collaborating on tax planning, compliance, issue resolution, and process improvements.

Supports procurement activities including bid requests, spend analysis, vendor research and relationship management, contractor compliance, order tracking, delivery follow-up, vendor scorecards, data extraction, and procurement reporting. The intern works with internal stakeholders and suppliers to execute sourcing, purchasing, and performance-tracking processes while providing project updates and strategic recommendations.

Supervise terminal staff and daily facility operations, including rail movements, material handling, loading and unloading, maintenance coordination, documentation, troubleshooting, and regulatory compliance. Train and develop team members, manage staffing and performance, support safety and environmental compliance, and make operational decisions to maintain efficient, continuous terminal operations. The role requires day-shift availability with occasional after-hours, night, and weekend support, plus physical work in varied conditions.

Leads environmental, health, and safety programs at an onsite bioprocessing facility. Responsibilities include regulatory compliance, government agency liaison, permit and hazardous waste management, audits, incident investigations, reporting, sampling, training, safety committee leadership, recordkeeping, and contractor safety monitoring. The role also supports food safety, quality, sustainability, and continuous improvement while maintaining EH&S documentation and promoting a strong culture of safe behavior.

Supports credit application reviews, credit-limit recommendations, financial statement and business-report analysis, commodity-market risk assessment, and customer account maintenance. The intern identifies credit risks, develops payment options, and collaborates with Merchandising, Transportation, commercial teams, and customers to resolve credit and collection concerns.

Supports federal, state, and international biofuel regulatory compliance and identifies low-carbon incentives. Develops carbon intensity and economic models to evaluate reduction strategies, supports bioprocessing facilities and third-party audits, and coordinates with legal, research, operational, and regulatory stakeholders.

Supports plant managers and maintenance teams by troubleshooting operations, improving process efficiency, analyzing data, and developing predictive and preventative maintenance programs. Assists with equipment inspections, plant procedures, environmental compliance, vendor coordination, and operational research. This on-site internship requires shift flexibility, physical activity, safety adherence, and occasional overnight travel in a bioethanol production environment.

Conduct laboratory, pilot-scale, plant, and analytical tests supporting renewable-resource process and product innovation. Develop and execute research plans, analyze and document data, assist with commissioning and start-up activities, communicate results, maintain laboratory cleanliness, and follow safety and environmental requirements. The role collaborates with engineers, scientists, plant operators, and maintenance personnel in laboratory, plant, and office environments.

Supports plant operations by troubleshooting process issues, optimizing efficiency and runtime, analyzing data, and developing predictive and preventive maintenance programs. Collaborates with plant and maintenance managers, vendors, and management to improve operating procedures, equipment inspections, environmental compliance, food safety, and quality. This on-site internship requires shift flexibility, physical plant work, teamwork, and occasional overnight travel.

Acts as the primary IT contact for company operations, analyzing business and systems processes, gathering requirements, designing and testing solutions, documenting processes, and supporting application implementations. The role develops test plans, acceptance criteria, reports, and ROI analyses; leads small to medium projects; manages scope and stakeholder expectations; resolves systems conversion issues; and provides user training and post-implementation support.

Project Management Interns support construction and engineering projects through progress reporting, site monitoring, safety oversight, equipment and materials coordination, project meetings, commissioning, subcontractor communication, and punch-list completion. The role provides hands-on exposure to design/build processes, construction sequencing, project coordination, and environmental compliance. Interns work between office and bioprocessing facility environments under the supervision of project management and superintendent staff.

Plant Engineer supporting bioprocessing facilities through capital projects, continuous improvement, process troubleshooting, data analysis, shutdown planning, process safety documentation, and operational optimization. The role collaborates with facility and corporate teams, develops unit-operation expertise, coordinates procedures, and promotes safety and environmental compliance. This is an on-site position requiring work in industrial conditions, including heights, confined spaces, extreme temperatures, PPE, and occasional physical labor.

Creates and modifies accurate 2D and 3D CAD drawings, models, and construction documents using AutoCAD under the guidance of experienced drafters, designers, and engineers. Maintains CAD files according to office standards, interprets design drawings and equipment data sheets, and supports safe, timely project completion. The role is primarily on-site in Sioux Falls, with some work at a bioprocessing facility and occasional physical labor.

Supports international export container logistics by communicating with customers, securing container bookings, processing transportation instructions, reviewing shipment documentation and freight invoices, coordinating with accounts payable, and helping improve logistics processes and metrics. This is an on-site summer internship in Sioux Falls, South Dakota, focused on bioproduct transportation and international shipment operations.

Provides legal and transactional support for corporate, M&A, financing, real estate, commercial, litigation, and employment matters. Maintains entity records and governance materials, coordinates due diligence and closings, reviews documents, supports credit agreements, assists with subpoenas and discovery, and develops policies. The role collaborates across legal and business teams, provides risk analysis and recommendations, and manages multiple priorities in an on-site environment.