Lead Point of Sale (POS) Integration Engineer

HF Sinclair•Dallas, TX

4d•Hybrid

About The Position

HF Sinclair is seeking a Lead Point of Sale (POS) Integration Engineer in Dallas, TX or Salt Lake City, UT. This position serves as the senior technical SME for petroleum POS platforms and integrations. This role will partner with the department Supervisor to guide technical direction and vendor relationships. This role ensures reliable, consistent performance across a distributor-based customer model with varied store sizes and technical complexity, while leading POS design, deployment, and ongoing modernization. It also oversees system testing, lifecycle management, and supports help desk teams in resolving POS and payment issues.

Requirements

Minimum of 4–10 years in POS and retail technology environments.
Hands-on experience across multiple POS platforms (e.g., Verifone, Invenco, NCR).
Strong knowledge of payment processing, including EMV, PCI, device interactions, and settlement flows.
Experience working directly with vendors and managing technical support engagements.
Experience guiding technical decisions and influencing system standards.
Expert knowledge of POS systems, payment processing, and mobile payment apps (Android/iOS)
Strong troubleshooting and root-cause analysis for complex cross-system issues
Ability to make technical decisions and drive resolution under pressure
Effective communication with technical teams, vendors, and business stakeholders
Proficiency with Microsoft Office and system documentation and release schedules

Nice To Haves

Experience in fuel/convenience retail environments, including pay at the pump. In store POS, and loyalty applications
Experience supporting distributed retail networks with stores of varying technical sophistication
Prior IT helpdesk or minor networking experience

Responsibilities

Serve as lead technical SME across POS platforms (Verifone, Invenco, NCR, etc.)
Help troubleshoot and resolve complex POS and payment issues
Own the technical side of vendor relationships; review changes, manage escalations, and enforce standards
Lead POS integrations, system upgrades, deployments, and testing efforts across environments
Define and enforce configuration, integration, and troubleshooting best practices
Drive root cause analysis, implement fixes, and improve system performance, stability and supportability
Mentor engineers and support staff; build internal capability and reduce vendor reliance
Support store operations; handle escalations, technical inquiries, and POS/payment issues across locations and partners
Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion.