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 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 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. Energy jobs at SEF include accounting, finance, human resources, HSE and more. 

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

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. Energy jobs include manufacturing, engineering, sales and more.