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Intac Solution • Berkeley Heights, New Jersey, United States
Salary: USD 33–35 per hour
Role & seniority: Mobile Field Network Tester; entry to early-career (0–2 years) experience
Stack/tools: 4G/5G field tests; drive tests; QXDM, QCAT, TEMS, Nemo; KPI analysis (RSRP, SINR, CQI, throughput); basic Python/SQL (beneficial)
Conduct field and lab tests for 4G/5G, VoLTE, NR; execute drive tests to assess coverage, throughput, latency, mobility, and call performance
Analyze logs, KPIs, and network traces; document results and prepare reports; troubleshoot issues from labs, field sites, and live networks
Review requirements, support feature/performance analyses, collaborate with cross-functional teams, and provide optimization guidance
Bachelor’s degree in computer science or related field
0–2 years in field network testing, mobile QA, or telecom engineering
Proficiency with field test tools (QXDM, QCAT, TEMS, Nemo) and solid understanding of LTE/NR architecture and air interface protocols
Ability to work onsite in a fast-paced environment; strong communication and teamwork
Coding experience (Python, SQL)
Korean language ability (beneficial but not required)
Location & work type: 200 Connell Drive, Berkeley Heights, NJ, USA; fully onsite
Education/experience emphasis: Bachelor’s degree required; 0–2 years in relevant field; safety and field-operation adherence required.
Work Location: 200 Connell Drive, Berkeley Heights, NJ, USA
Work Schedule: Fully onsite
Ability to communicate in Korean is not required but beneficial
▪ Bachelor's degree in computer science or a related field required.
▪ 0-2 years experience in field network testing, mobile QA, or telecom engineering.
0~2 years experience in field network testing, mobile QA, or telecom engineering. Coding experience (Python, SQL) is beneficial. Ability to communicate in Korean is not required but beneficial.
The main function of a Mobile Field Network Tester is to verify and validate mobile device and network performance in live 4G/5G environments. This role focuses on testing wireless connectivity, call processing, and data throughput across different network configurations and geographic areas. The tester is responsible for executing drive tests, analyzing logs, and performing detailed analysis of RAN (Radio Access Network) and air interface protocols to ensure reliable mobile device operation and optimal user experience.
Work must be performed with strict adherence to safety protocols and company field operation guidelines.
▪ Analyze customer and project requirements, converting into system/field test requirements.
▪ Conduct field and lab testing for mobile devices and network features on 4G/5G, VoLTE, and NR technologies.
▪ Aid in product and feature performance analysis, including evaluation of new software and firmware releases.
▪ Capture, analyze, and troubleshoot issues from customer labs, field sites, and live network environments.
▪ Perform drive tests to evaluate coverage, throughput, latency, mobility, and call performance under various conditions.
▪ Review and recommend improvements to RAN network performance by evaluating and trending key KPIs; perform trials and provide optimization guidelines.
▪ Document test results, prepare reports using tools such as QXDM, QCAT, TEMS, or Nemo.
▪ Provide expert technical feedback during pre-sales or technical evaluation phases to support solution proposals.
▪ Collaborate with cross-functional teams including development, QA, carrier partners, and field engineers to ensure issue resolution.
▪ Develop and implement solutions for field network or device-related problems.
▪ Follow safety procedures when operating vehicles and field testing equipment, ensuring compliance with all corporate and local regulations.
▪ Strong verbal and written communication, analytical thinking, and problem-solving skills.
▪ Excellent teamwork, customer service, and interpersonal abilities.
▪ Ability to work independently, manage one’s time, adapt in a fast-paced testing environment.
▪ Solid understanding of end-to-end LTE/NR network architecture, including RAN, Core, and IMS.
▪ Proficiency in 4G/5G air interface protocols, signaling, and call processing.
▪ Hands-on experience with field test tools (e.g., QXDM, QCAT, TEMS, Nemo, or similar).
▪ Familiarity with analyzing KPIs such as RSRP, SINR, CQI, and throughput.
▪ Strong commitment to safety awareness and responsible equipment handling during field activities.
▪ Bachelor's degree in computer science or a related field required.
▪ 0-2 years experience in field network testing, mobile QA, or telecom engineering.
▪ Coding experience (Python, SQL) is beneficial.
▪ Ability to communicate in Korean is not required but beneficial.
Duties and Responsibilities
Execute field and mobility driving test cases for Development and MR projects. Prepare devices for testing in field (software, applicable test tools, etc) Create new test routes or revise existing Infra based on new network features and changes. Report any defects and draft issues on PLM for review and register. Report on daily basis detailed field test results. Collaborate closely with other team members and departments Detect and track software defects and inconsistencies Analyzing the testing results and submitting the report to the development team Creating test designs, processes, cases and test-product documentation Conducting testing as per the set standards and procedures Ensure that the testing is carried out as per the defined standards and procedures Perform software testing in all phases of the design-develop-test-release-maintain software life cycle
Requirements And Qualifications
Ability to work in a fast paced environment with minimal supervision Critical thinker and problem-solving skills Team player Good time-management skills Great interpersonal and communication skills Intermediate 3-7 years experience Advanced 7+ years experience