Join our Team

Solid. Strategic. Dynamic. This is SEF Energy. We believe culture is critically important and represents the foundation for success, which is why we are intentional about hiring the right people to carry out our mission and our core values. If you thrive in a team-based environment that encourages collaboration, innovation and trust, we’d love to talk with you.

SEF Energy and all our companies are equal opportunity employers, committed to creating a diverse and safe work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Current Job Opportunities


SEF Energy Holding Company

SEF Energy | View Current Openings

SEF Energy is a consolidated operational support center for our portfolio of oilfield service companies. We are intentional about hiring the right people to help carry out our mission of being the best at what we do. We hire for operational support energy jobs, including accounting, finance, human resources, HSE and more. 


DowningView Current Openings

Downing is headquartered in Oklahoma City and has manufacturing and service locations serving all US basins. We hire the best and brightest to deliver the highest level of quality and safety in all our locations. Available energy jobs include manufacturing, engineering, field service, management, sales and more.


   Applied Industrial Machining and Manufacturing Services

Applied Industrial MachiningView Current Openings

Applied Industrial Machining, based in Oklahoma City, machines and manufactures oilfield products and specialized parts. Join a growing team committed to meeting our customer needs and delivering quality products. Qualified CNC machinists are in high demand right now – apply today!


OSO Perforating | View Current Openings

Oso Perforating designs and manufactures a variety of high-quality perforating guns and ancillary equipment.  We strive to create an atmosphere that inspires and enables our people to reach their full potential. Available energy jobs include manufacturing, engineering, sales and more. Learn more and apply today!