Senior Expert Jobs (On-site work)

Join T-Mobile as a Senior Mobile Expert in Richmond, VA. Deliver best-in-class customer service by resolving pain points with cutting-edge digital tools. Leverage your retail and sales expertise in a collaborative store environment. Enjoy top benefits including medical, 401(k), tuition assistance...

Senior SQL Developer role in Jersey City, NJ, seeking an expert with 10+ years of experience in complex SQL, query optimization, and enterprise RDBMS (SQL Server or Oracle). You will lead database design, performance tuning, and mentor junior developers while driving best practices. This onsite p...

Senior Security Certification Expert sought by Adyen in Amsterdam to lead PCI compliance for a global in-person payments platform. This high-autonomy role demands deep expertise in PCI DSS, PIN/KMO, P2PE, and PTS-POI standards. You will orchestrate complex certification pipelines, collaborate wit...

Senior Security Expert sought by Adyen to lead PCI certifications for the world-class In-Person Payments platform in Amsterdam. You will own complex compliance pipelines (DSS, PIN, P2PE, MPoC) and collaborate with engineers and QSAs. This high-autonomy role requires deep PCI expertise and technic...

Join T-Mobile as a Senior Mobile Expert in Salem, US, and deliver best-in-class customer service in our Experience stores. Leverage your retail expertise to resolve customer pain points using cutting-edge digital tools and systems. We seek candidates with strong communication, sales, and troubles...

Join T-Mobile as a Senior Mobile Expert in Medford, US, and deliver best-in-class customer service in our Experience store. Leverage your retail expertise to resolve customer pain points using cutting-edge digital tools. Enjoy curated training, a collaborative team culture, and benefits including...

Join the Ricochet team in Vancouver as a Senior Expert Engineer, Security to protect Call of Duty’s integrity. You’ll design cutting-edge anti-cheat systems using advanced C++ and large-scale architecture. Requires 8+ years of software development, deep C++ expertise, and a passion for fair play....

Join T-Mobile as a Senior Mobile Expert in Oklahoma City. Leverage your sales, troubleshooting, and customer service skills to resolve issues and sell tailored solutions. We require a High School Diploma, retail experience, and bilingual Spanish is a plus. Enjoy benefits like stock grants, 401(k)...

Join T-Mobile as a Senior Mobile Expert in Newport News, VA. Leverage your retail expertise and customer service skills to deliver best-in-class solutions. Resolve customer pain points using cutting-edge digital tools in a collaborative store environment. Enjoy top benefits including stock grants...

Join T-Mobile as a Senior Mobile Expert in Salem, US. Deliver best-in-class customer service and sales in our Experience store, resolving pain points with digital tools. Requires retail expertise, communication, and troubleshooting skills. Enjoy benefits like stock grants, 401(k), medical insuran...

Join T-Mobile in Oklahoma City as a Senior Mobile Expert. Leverage your sales, troubleshooting, and bilingual Spanish skills to resolve customer needs and drive sales. Enjoy a competitive base salary, annual stock grants, 401(k), and comprehensive benefits including tuition assistance and paid fa...

Join T-Mobile as a Senior Mobile Expert in Pensacola, FL. Deliver best-in-class customer service and retail expertise in our Experience stores. Leverage new digital tools to resolve customer pain points, drive sales, and mentor peers. Enjoy benefits like stock grants, 401(k), tuition assistance, ...

Join T-Mobile as a Senior Mobile Expert in Federal Way, WA. Leverage your retail expertise to deliver world-class customer service and drive sales. We offer a competitive Total Rewards package including annual stock grants, 401(k), and tuition assistance. Grow your career with a leader in innovat...

Join T-Mobile as a Senior Mobile Expert in Federal Way, WA, and deliver best-in-class customer service in our Experience store. Leverage your retail expertise to resolve customer pain points using cutting-edge digital tools. Enjoy a competitive salary, annual stock grant, 401(k), comprehensive me...

Vodafone seeks a Planning & Optimization Senior Expert in İstanbul to lead RF planning and optimization for 2G/4G/5G networks. You will drive smart network strategies, manage capacity, and implement innovative coverage solutions using tools like Atoll, Actix, and Python. Ideal candidates have 10+...

Seeking a **Cloud Operations Senior Expert** in **İstanbul, Türkiye** to lead backup and storage operations. You will resolve incidents for **Veeam/Kasten, Zerto, NetBackup**, and manage hybrid/multi-cloud architectures. Requires 10+ years of enterprise experience with **SAN/NAS** and backup appl...