Richard Singer Email & Phone Number

Aurora, Illinois, United States

Smoke and CO alarm development

Naperville, Illinois

• Supported highly reliable (geographic / local redundancy and defensive design) database in IP Multimedia System (IMS) network used by 4G Long-Term Evolution (LTE) to store information for millions of subscribers.
• Functioned as key team member in presentation of numerous demos to high-value client (Verizon Wireless), establishing close and successful client partnership and receiving recognition from client for best SDM demos. o.
• Executed tests with different traffic loads (XML scripts, Jmeter), determining capacity / provisioning throughput, delays / elapsed times, reliability, and long-term stability to validate improved SDM quality.o Created.
• Handled issues associated with test results, writing trouble ticket and following up until successful resolution.
• Automated NLT tests and demos, including result analysis for determining whether test passed, substantially improving testing efficiency and reproducibility.o Completed automation by target date for latest SDM release.
• Delivered demo test results in real time, decreasing analysis time 10x by writing Excel VBA code that automated analysis of massive amount data. o Ensured QoS and other requirements were met.o Looked for and denoted.

Naperville, Illinois

• Supported highly reliable feature server element in IMS network.
• Executed call and provisioning CPRS tests on number of releases, including VM / hypervisor version, proving in capacity requirements and successful recovery from different failover scenarios, and improving CTS quality.
• Used tools, such as top and iostat, for collecting and analyzing test results.

Naperville, Illinois

• Established CPRS requirements at IMS network solution level.
• Met overall IMS solution capacity by determining individual IMS network elements capacity requirements.
• Verified capacity requirements were achieved by designing lab configurations for testing capacity requirements and helping NLT testers analyze test data.
• Detailed understanding of SIP and diameter message flows between IMS elements as CSCFs, TAS, HSS, SCCF (charging)

Naperville, Illinois

• Supported AT&T / Lucent state-of-the-art local (class-5) circuit switched digital electronic switching system in North American and international wireline / wireless markets.
• Established CPRS architecture / requirements with aid of modeling / simulation, using information to support and win customer bids.
• Designed lab configurations and performed tests, meeting and surpassing expectations by verifying CPRS requirements, analyzing resulting data, resolving issues, and devising improvements early on in process.o Wrote and.
• Handled emergency and long-term CPRS field issues, resolving 200+ customer issues by analyzing customer needs and determining capacity through tool / spreadsheet development.
• Worked on numerous 5ESS switch projects, such as processor / architecture upgrades and 150+ features, determining feature’s impact on CPRS and verifying 5ESS Switch new feature support. Projects included:o.
• Initiated, devised, and supported procedures for estimating, implementing, and modifying software resource values, allowing customer to easily increase resource limits while saving additional hardware cost.Additional.

Quality Assurance Training, Quality Assurance - Completed Certification For Sql And Data Analytics, Selenium Certification Next

Completed Oracle PL/SQL course and passed the Oracle SQL certification exam 1Z0-071 Completed Data Analytics course - ER/Studio, data.

Bachelor Of Science (Bs / Sb), Physics

Doctor Of Philosophy (Phd), Physics