About Wellbore Integrity Solutions
Headquartered in Houston, Texas, Wellbore Integrity Solutions (WIS) operates globally in the oilfield services sector, and provides customers with a suite of products, applications, and services on ensuring well integrity throughout the life of the well. We employ more than 1,300 people working across six continents in over twenty-five countries.
If you’re looking for an opportunity to build your career in an exciting and inspiring entrepreneurial environment, where your contributions are valued, and you can have a global impact, then come and grow with WIS! We value our relationships with our employees and are committed to creating a high-performance culture that fosters healthy relationships among a diverse team of talented individuals.
The Senior Billing Analyst is responsible for overseeing complex billing operations, ensuring accurate and timely invoicing, supporting revenue recognition processes, and driving billing process improvements. This role serves as a key liaison between Finance, Sales, Operations, and customers to resolve billing issues, ensure compliance with company policies, and enhance operational efficiency. The Senior Billing Analyst leverages analytical skills, system expertise, and business acumen to support financial reporting, audit requirements, and strategic initiatives.
Key Responsibilities
Billing Operations
Financial Analysis & Reporting
Process Improvement & Controls
Cross-Functional Collaboration
Leadership & Mentorship
Qualifications:
Salary & Benefits
WIS deeply values fair and equitable wages that enable our employees and their families to thrive. As such, we offer a competitive salary that rewards you for the hard-earned education and experience you bring to the role and increases as you continue to grow and develop.
We also prioritize rewarding our employees with benefits that reflect how much we value their contributions. Join us, and you can expect an extensive and generous benefits package, including health insurance, vacation pay based on years of relevant experience not tenure with the company, sick pay, paid holidays, a 401(k)-retirement plan with a 4% employer matching, on-site gym and locker rooms, free parking, and other key benefits.
Diversity, Inclusion, and Equal Opportunity
We believe that diversity is critical to our mission, and we value an inclusive culture. We strongly encourage applications from people with lived experiences related to our programs and applications from people of color, persons with disabilities, women, and LGBTQ+ individuals. WIS is an equal opportunity employer; we do not discriminate in employment based on race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, marital status, sex, gender or gender identity, age, or sexual orientation.

Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving wellbore integrity challenges.
Under its Red Baron product line, WIS provides well intervention services for fishing, wellbore departure, well abandonment and slot recovery, wellbore cleanout, thru-tubing services, and fiberline intervention technology. Its DRILCO product line offers tubular services for tubular inspection, tubular repair, and has manufacturing capabilities in strategic locations around the globe. Through its Thomas Tools product line, WIS provides customers rental services for high-torque drill pipe, tubing, and BOPs. WIS also offers consulting services for client-based engineering and technical support.
Operating in more than 20 countries with over 65 strategic facility locations, WIS supports customers through integrated resources, including approximately 1,300 employees representing 49 nationalities worldwide.