Network Engineer - Wireless

Circet USA is the leading provider of Network Services in North America, and we're looking for talented professionals to join our team. We specialize in engineering and construction services delivering comprehensive solutions across Inside Plant, Outside Plant, and Wireless networks to meet the evolving infrastructure needs of our customers.

With nearly 50 years of industry experience, we work with major telecom service providers, MSOs, cloud service providers, and utilities. At Circet USA, you'll have the opportunity to make an impact by helping to create customized solutions that address our clients' unique challenges. If you’re passionate about innovation and thrive in a dynamic environment, we’d love to hear from you.

Circet USA’s benefits package includes the following:

• Medical, Dental, and Vision insurance
• Digital Health & Wellness Support
• Critical Illness, Accident, & Hospital Insurance
• Short-term & Long-term disability 
• Group term & Voluntary life insurance
• Flexible Spending and Health Savings Accounts 
• Paid Time Off & 401K
• Company Discount Website

A Network Engineer - Wireless is detailed oriented Quality Assurance (QA) Engineer to be involved with all Quality Assurance activities including LTE and 5G Field Protocol, SIM OTA activation testing.The main function of a QA mobile engineer is to develop and executing test strategies, plans, and validating UE functionality in on 4G/5G air interface and call processing technology.Ensuring UE (user equipment) is meeting QA and Carrier requirements.The typical QA mobile test engineer will be responsible for performing detailed analysis of 4G and 5G protocols including field testing with mobile handset devices in live network.

ESSENTIAL DUTIES & RESPONSIBILITIES include the following. Other duties may be assigned:

• Analyzing the customer requirements, converting then into system requirements and capturing of detail design for the development team.
• Aid in product & feature performance analysis, evaluation of new product & SW releases
• Responsible for analyzing and troubleshooting issues reported from customer labs, field sites and production network.
• Review and provide recommendations to improve UE performance by evaluating and trending key KPIs, performing trials and providing optimization guidelines.
• Set up test plans to meet deadlines based on given request by project lead
• Able to determine risk items based on issues found during the test
• Able to travel 25% of the time.

• Korean Bilingual preferred.
• Bachelor's degree in computer science or a related field required.
• 2-3 years experience preferred.
• Strong knowledge in 4G and 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network
• Familiarity or expert in utilizing UE log post processing tools (QXDM, QCAT, Wireshark, ShannonDM) with good understanding in OTA signaling messages is a plus.
• Able to analyze and debug IMS related features including but not limited to registration, VoLTE/VoWiFi/ViLTE/Conferencing/SMS/MMS/RCS is a plus.
• Previous experience in post processing UE logs and analyze various KPI's a plus.
• Previous experience in LTE and 5G NR field test experience in live network a plus.
• Good knowledge and familiarity in 5G NSA and SA.
• Previous test experience with SIM OTA Activation a plus.

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Circet USA is an Equal Opportunity Employer – M/F/Veteran/Disability/Sexual Orientation/Gender Identity