Job Title: Sr. Accountant Location: Tulsa, OK Type: Direct Hire Compensation:$75-84K/year System One is working with a client seeking an experienced Accountant to perform complex, professional-level accounting work in a public-sector environment. This ...

Job Title: Engineer Staff, Sr - Power Location: Tulsa, Oklahoma Overview System One is seeking a Senior Staff Power Engineer to play a key role in shaping the future of electrical reliability and safety across major natural gas and petrochemical operat...

System One is partnering with a local company in search of a Sr. Architectural Document QA / QC Leader Location: Tulsa, Oklahoma WHAT YOU’LL DO… With projects nationwide serving a broad market, every day brings a new measure of professional challenge a...

Controller System One is partnering with a client seeking an experienced and strategic Controller to join their team and provide financial leadership and oversight across their portfolio of environmental and civil projects. The Controller will be respo...

Senior Accountant/ Accounts Payable Manager Accounting: Prepare, review, and reconcile general ledger accounts and financial statements. Support month-end and year-end close, including journal entries and accruals. Assist with annual audits and ensure ...

Job Title: Mortgage Underwriter Location: Tulsa , Oklahoma OR Oklahoma City, Oklahoma Type: Contract To Hire Compensation: $80000 annually Contractor Work Model: Onsite Underwriter (Contract-to-Hire) – On-Site in Tulsa or OKC Compensation: $80,000 per ...

Senior Accountant Our client is seeking a Senior Accountant to support financial operations across multiple construction project types, including commercial mid-rise, retail, mixed-use, medical, hospitality, and multi-family. This role requires a proac...

Senior Accountant System One is partnering with a client seeking an experienced Senior Accountant for a position based in Tulsa, OK. This position is responsible for the accounting of one or more companies and, like many positions within finance, will ...

Job Title: Senior Oil & Gas Accountant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $85000 - $100000 Contractor Work Model: Hybrid Senior Oil & Gas Accountant We are seeking an experienced Oil & Gas Accountant to support general ledger acc...

Senior Accountant Location: Tulsa, OK-Onsite Type: Direct Hire Compensation: $70-90K/year System One is working with a well-established manufacturing organization to identify an experienced Senior Accountant to join their accounting team. This role sup...

POSITION SUMMARY Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. The MEP Superintendent is responsible for managing mechanical, electrical, and plumbing (MEP) field operations to ensure projects a...

Job Profile Summary Lead and participate in all aspects of the software development lifecycle to configure and customize solutions for our client's Enterprise Asset Management platform, Hexagon-EAM. Responsibilities may include, but are not limited to,...

Customer Data Operations Specialist (Hybrid) Pay: $19/hour Location: Tulsa, Oklahoma Schedule: Hybrid Position Overview System One is partnering with a client in Tulsa, Oklahoma to join their Customer Data Operations team. This role is responsible for ...

Senior QA/QC Manager Location: Tulsa, OK Type: Direct Hire Work Model: Onsite Position Summary The Senior QA/QC Manager leads and directs project quality activities across assigned construction projects. This role supports the Project Manager, Superint...

A BIM Technician will assist on all aspects of architectural documentation working within a multi-discipline project team of architects and engineers. This work will include architectural production work, such as drafting, 3D computer modeling and main...

As a Low Voltage Project Manager, you will play a pivotal role in overseeing the successful completion of Low Voltage installation projects on time and within budget. You will be responsible for: Developing comprehensive project plans and schedules Dir...

Overview We are seeking a skilled and customer-focused Technical Support Analyst II to provide advanced technical support to end-users. This role serves as the escalation point for complex issues that cannot be resolved at the Tier I level. The ideal c...

Working with a local client to find some CONTRACT Manufacturing techs (6 month Contract) Manufacturing Technician 1 & II Perform technical mechanical work using standard hand tools and inspection equipment. Operate equipment for sheet metal fabrication...

Working with a local client to find some CONTRACT Manufacturing techs (6 Month Contract - Day Shift) Manufacturing Technician I & II Perform technical mechanical work using standard hand tools and inspection equipment. Operate equipment for sheet metal...

Now Hiring: Medical Assistants | Tulsa, OK System One is hiring Medical Assistants for a specialty clinic in Tulsa! This is a temp-to-hire opportunity with a great team that is looking to bring someone on quickly. Pay: $17–$20/hr (DOE) Schedule: Full-T...

Job Title: Stationary Engineer (Weekends) Location: Tulsa, OK Overview System One is seeking a skilled and dedicated Stationary Engineer to oversee and maintain our client's critical mechanical systems during weekend shifts. This full-time, non-exempt ...

Global Manufacturing Engineer Manager Lead finning operations, driving process improvement, LEAN principles, and advanced manufacturing capability across multiple global sites. Key Responsibilities Serve as global SME for finning technology, including ...

Job Title: Archaeological Field Technician Location: Tulsa, Oklahoma Type: Contract Compensation: $22 - $27 hourly Contractor Work Model: Onsite Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security clea...

Job Title: Data Analyst Location: Tulsa , Oklahoma Type: Contract To Hire Compensation: $70 - $95 hourly Contractor Work Model: Hybrid System One has partnered with a multi-state organization that is seeking an experienced Data Analyst to support data-...

Data Entry Clerk (CONTRACT) - MUST BE BILINGUAL ENGLISH/SPANISH Pay: $17.50/hr. Type: 6-month contract Schedule: Full-time Language: Bilingual (English/Spanish) What you’ll do Enter and update information accurately in multiple systems (heavy data entr...

Job Title: Senior Accountant, Fixed Assets & CAPEX Location: San Rafael, CA (Hybrid, 2 days/week Tuesday and Thursday) Type: Contract Compensation: $58-65/hour DOQ Contractor Work Model: Hybrid (2 days/week onsite) Hours: 8-5, M-F Overview We are seeki...

Job Title: Systems Engineer II Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $80000 - $95000 annually Contractor Work Model: Onsite JOB DESCRIPTION PRIMARY FUNCTION The Systems Engineer II will perform under the direction of the Engineering...

Job Description: A proactive, detail-oriented, and self-motivated sales professional is needed to help lead the Northeast U.S. equipment sales effort. In this role, the Regional Sales Manager will call on upstream, midstream, and downstream operators—p...

Job Title: Construction Project Manager Location: Tulsa , Oklahoma Responsible for managing and coordinating assigned construction projects from initiation through execution to successful completion. This role involves managing timelines, budgets, reso...

Admissions Assistant (Bilingual English/Spanish) – Tulsa, OK (Onsite) System One is hiring a Bilingual Admissions Assistant to support a busy admissions/recruitment team. This is a contract opportunity with the potential for hire. We are looking for so...