Daniel Mambu Email & Phone Number

Mechanicsburg, Pa

-Provided remote technical support to over 300 users, resolving issues on Windows and macOS systems and ensuring minimal downtime.-Installed, configured, and maintained essential software applications, VPNs, and network printers.-Diagnosed and resolved network connectivity issues, software errors, and hardware malfunctions, achieving a 92% first-call resolution rate.-Recorded and tracked issues using ServiceNow, ensuring transparency and follow-up on support tickets.-Maintained high levels of user satisfaction, earning positive feedback from employees for efficient issue resolution and professional communication.

Frederick, Maryland, United States

Frederick, Maryland, United States

- Perform wireless device functional/ field testing as per established bench-marking test plans and strategy: Voice Quality, Call Performance, Data Performance, and Video Performance.- Troubleshoot device-related and tool issues on-site as required and effectively communicate about issues with team leads and program manager.- Monitor real-time performance of testing, ensuring data collected is accurate and test runs smoothly.- Review the test results of each test case for accuracy and quality.- Collect logs using diagnostic tools such as QXDM or Wireless Metrix LML

Frederick, Maryland

- Travel to meet with customers in their homes or places of business to Diagnose troubleshoot and repair Android and IOS wireless smartphones, and Tablets.- Inform customers of job status (Enroute, Arrived, etc.)- Explain complex technical issues to customers in a non-technical, simple-to-understand manner.- provide excellent customer service and exceed customer expectations- Communicate with team members and supervisors to arrange inventory handoff.- Stayed up to date with the latest Android and IOS hardware design changes

Camp Hill, Pennsylvania

- Worked frequently with team members, Training them to become certified device repair technicians for Android and Apple smartphones and tablets.- Repair wireless Android and Apple smartphones, tablets, and other devices as needed.- Provided retail and commercial customers with solutions, performed battery tests, and installations- Performed training for new team members to replace batteries in vehicles, watches, key fobs, and cell phones.- Maintain proper inventory of device room and store.- Contributed to the overall success of the store

Carlisle, Pennsylvania, United States

- Kept customers and other employees up-to-date on the latest devices and technology by performing frequent product demonstrations.- Assisted customers in determining cellular phone needs by asking open-ended questions, clarifying the advantages and disadvantages of each product, and explaining products by ratings.- Activated both contracts and pre-paid wireless phones for 30 to 40 customers per month by inserting new SIM cards and batteries, restoring content, and establishing new payment accounts.