Executive Administrative Assistant

John Zink, a Koch Engineered Solutions (KES) company, is looking to add an Executive Administrative Assistant to our team in Tulsa, OK. John Zink creates value by providing combustion and emission control solutions to industrial value chains, focusing on partnerships which yield mutual benefit. As a team, we encourage openness, collaboration, and knowledge sharing to make John Zink a trusted and valued partner.

• Coordinate complex calendars, meetings, and events (onsite/offsite), including logistics for global participants across multiple time zones.
• Facilitate strong communication and collaboration across the business, acting as a liaison and first point of contact for the team.
• Manage domestic and international travel arrangements, expense reports, and partner with capabilities such as IT, facilities, and HR.
• Organize and maintain effective communications, leveraging digital tools for document management and workflow automation.
• Execute tasks related to community relations and employee engagement, partnering with Public Affairs and other teams.
• Develop and maintain Power BI dashboards to track team KPIs, project progress, and resource allocation.
• Set up and manage SharePoint sites for document sharing, project collaboration, and knowledge management.
• Identify and implement process improvements to enhance team efficiency and productivity.
• Support large, diverse teams and adapt to the needs of colleagues in Europe, Asia, and the Middle East.

• Advanced proficiency in Microsoft Office Suite (Outlook, Word, PowerPoint, Excel, Teams).
• Experience working with diverse cultures/teams across a multitude of time zones.
• Strong organizational skills, attention to detail, and ability to prioritize and execute efficiently.
• Proven history of discretion, careful communication, and handling confidential information.
• Experience planning and executing events and managing administrative projects.
• Creativity and initiative in making thoughtful suggestions for improvement.
• Must have legal authorization to work permanently in the United States for any employer without requiring a visa transfer or visa sponsorship.

• Demonstrated expertise in Power BI (dashboard/report creation and analysis).
• Skilled in SharePoint (document/resource management, workflow automation).
• Experience working in an engineering or manufacturing environment.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location.

If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here.

John Zink, a Koch Engineered Solutions business, is the leading global combustion and emission control partner, delivering exceptional, tailored solutions including industrial burners, flares, thermal oxidizers, and vapor control systems. Backed by decades of proven performance, unrivaled research and development, plus expert service and support, we tackle the industry’s most challenging demands and foster transformative, collaborative partnerships. Our enduring commitment to excellence not only shapes our legacy but also our future, by delivering reliable solutions that drive progress and ensure lasting impact for decades to come.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain…