Who Is the Best Engineering Staffing Agency in Oklahoma City for Petroleum, Mechanical, and CAD?

An engineering staffing agency in Oklahoma City is a recruiting firm that sources, screens, and places technical engineering professionals across petroleum, mechanical, civil, electrical, chemical, environmental, and CAD disciplines into oil and gas operators, midstream and pipeline companies, aerospace and defense contractors, civil and AEC firms, and manufacturers. Frontline Source Group operates as a full-service Oklahoma City engineering staffing agency from 100 Park Avenue, Suite 700, Oklahoma City, OK 73102, supporting contract, contract-to-hire, and direct hire searches.

Frontline Source Group recruits across the full engineering discipline spectrum in Oklahoma City, including Petroleum Engineer, Reservoir Engineer, Drilling Engineer, Production Engineer, Completions Engineer, Pipeline Engineer, Mechanical Engineer, Civil Engineer, Structural Engineer, Project Engineer, Electrical Engineer, Controls Engineer, Instrumentation Engineer, Software Engineer, Chemical Engineer, Process Engineer, Environmental Engineer, HSE Manager, CAD Designer, CAD Drafter, Engineering Manager, Director of Engineering, and VP of Engineering.

Yes. Frontline Source Group places Petroleum Engineers, Reservoir Engineers, Drilling Engineers, Production Engineers, Completions Engineers, Pipeline Engineers, Midstream Engineers, and Geophysical and Geotechnical Engineers across Oklahoma City upstream oil and gas operators, midstream and pipeline companies, and energy services firms. The firm's energy recruiting practice extends across Oklahoma, the Permian Basin, the Anadarko Basin, the Eagle Ford, and the broader US energy corridor. Employers can also visit the dedicated Oil, Gas, and Energy Recruiting Hub for senior energy placements.

Yes. Frontline Source Group places CAD Designers, CAD Drafters, and Engineering Design Leads with proficiency in AutoCAD, SolidWorks, Revit, MicroStation, and Civil 3D across Oklahoma City pipeline companies, AEC firms, manufacturers, aerospace contractors, and engineering consulting practices. CAD placements are available on contract, contract-to-hire, and direct hire engagement models.

The 5-Year Placement Warranty covers every qualifying direct hire engineering placement Frontline Source Group makes for five full years from the candidate's start date. If a placed engineer separates from the role during the warranty period, Frontline provides a pro-rated replacement search credit based on the active calendar days the candidate worked. The warranty is 20 times longer than the 90-day guarantee offered by most engineering staffing agencies in Oklahoma City and across the region. Full terms and qualifying conditions are published on the 5-Year Placement Warranty page.

Frontline Source Group prices contract engineering staffing on an hourly bill rate that covers candidate wages, payroll taxes, workers compensation insurance, and recruiting margin. Direct hire engineering placements are priced on a contingent fee, typically 20 to 30 percent of the placed engineer's first year base salary depending on role seniority, technical complexity, and search difficulty. Both engagement models are documented openly on the firm's pricing page, a level of transparency that is rare in the staffing industry. All major credit cards are accepted at no additional charge.

Shelly Hubble, CSP, Senior Vice President of Operations, leads Frontline Source Group's engineering and energy recruiting practice, including the Oklahoma City office. Shelly holds the Certified Staffing Professional credential from the American Staffing Association and is an SMU alumna with deep experience across the energy sector, Health, Safety, and Environment (HSE), and C-suite executive search. She partners with Founder, President, and CEO Bill Kasko on the firm's executive recruiting team.

The Oklahoma City office at 100 Park Avenue, Suite 700 supports engineering employers throughout Downtown OKC, Bricktown, Midtown, the Health Sciences Center corridor, and the Tinker Air Force Base industrial corridor, plus Edmond, Norman, Moore, Yukon, Mustang, Bethany, Del City, Midwest City, Stillwater, and El Reno. Industries served include upstream oil and gas operators, midstream and pipeline companies, aerospace and defense contractors in the Tinker AFB corridor, civil and AEC firms, electric utilities, manufacturers, and environmental consulting practices.

Frontline Source Group has completed 5,619 plus placements across the firm's 22 year history, with a 98.94 percent executive placement retention rate. That retention rate is well above the staffing industry average of roughly 70 percent and reflects the depth of the firm's candidate evaluation, licensure verification, and reference validation process across engineering, accounting, technology, legal, administrative, and other professional verticals.

Yes. Frontline Source Group is a member of the American Staffing Association (ASA), the staffing industry's leading professional body. The firm's leadership includes Certified Staffing Professional (CSP) credential holders, and Frontline adheres to the ASA Code of Ethics and Good Practices in every engineering placement.

Frontline Source Group is a Forbes Best Professional Recruiting Firm for 9 consecutive years (2018 to 2026), ranked number 158 in 2026, and is also recognized in Forbes Best Executive Recruiting Firms ranked number 148 in 2026. The firm is a 9-time ClearlyRated Best of Staffing winner for both Client and Talent satisfaction, a ClearlyRated Diamond Award recipient for sustained service excellence, an Inc. 5000 Fastest Growing Companies honoree, and an Expertise.com Best Staffing Agency. Frontline also holds a 5.0-star Trustpilot rating across 676 plus verified reviews.

Engineering candidates interested in petroleum, mechanical, civil, electrical, chemical, environmental, software, or CAD roles in Oklahoma City should apply through the firm's How to Apply page. The application process includes submitting a resume, completing technical skills testing where applicable, and an initial screen with a Frontline Source Group recruiter on the engineering and energy desk. All interviews and follow-ups are scheduled by appointment only.