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Summer 2027 Controls Engineer Intern working on engineering projects at Zeeco’s Tulsa headquarters. The role provides hands-on experience with Zeeco equipment, system designs, control systems, and combustion technologies, along with training, collaboration with experienced engineers, customer service exposure, community outreach, and potential international travel.

Supports the Corporate Counsel team through legal research, writing, correspondence, and work across sales contracts, intellectual property, privacy, human resources, and litigation. Assists with internal business support, vendor and customer negotiations, and research projects under the supervision of Zeeco attorneys while gaining experience across multiple legal practice areas.

Administer employee benefits, 401(k), wellness programs, enrollments, insurance and workers’ compensation claims, and FMLA and non-FMLA leave. Support employee relations, HR compliance, presentations, reporting, and departmental HR activities. The role requires strong customer service, advanced Excel skills, benefits expertise, and knowledge of self-funded plans and employment regulations.

Designs and specifies Vapor Control equipment based on customer requirements, develops technical proposals and cost estimates, sets pricing, coordinates quotation drawings, and manages customer communications through negotiation and award. Provides technical risk assessments, site support, proposal status reports, and sales presentation materials. The role requires extensive travel, including approximately 75% domestic and 25% international travel, typically one to two weeks per month.

The Fired Heaters Applications Engineer designs equipment, develops proposals, manages customer relationships, and assists with technical development and pricing.

Prepare, review, and analyze complex federal, state, and local corporate income tax returns and accruals; research tax law changes; manage audits and notices; mentor junior staff; perform reconciliations and tax optimization strategies.

Manage and review federal and state corporate income tax filings, forecasts, reconciliations, audits, notices, and amendments. Perform tax research, analyze impacts of tax law changes, identify tax savings strategies, and support US and foreign tax reconciliations. Produce monthly/quarterly/annual schedules and collaborate with the Global Tax Manager and accounting team.

Own and grow a strategic territory selling combustion capital equipment to refiners, petrochemical and hydrocarbon processors. Develop relationships with end users and EPCs, qualify and lead long-cycle projects from inquiry through proposal and close, and partner with engineering to deliver competitive solutions while expanding aftermarket sales.

Develops scopes, installation plans, and formal quotations for Zeeco equipment; provides site technical support, coordinates subcontractors, budgets, and turnovers; supports project execution and creates sales documents and presentations.

The Applications Engineer will manage proposals, analyze customer inquiries, design equipment, support site operations, and coordinate with sales teams. They will also prepare quotations and negotiate commercial terms.