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Job#: 2077474 Job Description: • If interested in the opportunity below please email a copy of your resume to • • • Position: System Performance Engineer II Location: Irvine, CA Onsite Requirement: Hybrid 13 Month Initial Contract, potential to extend up to 30 months Description: • Knowledgeable with 4G and 5G operations • Able to troubleshoot common 4G and 5G issues • Familiar with Volte operation and SIP protocol • Able to use trending tools and to produce presentations • Call flow analysis skills • Evaluating service performance trends and isolating root causes of impacted services. • Performing VoLTE testing and analyses of relevant key performance indicators. • Coordinating technical investigations and testing with appropriate regional, area and HQ functions. • Providing technical analysis, troubleshooting, and training assistance to markets and regions as requested. • Optimizing LTE, 5G, and RAN networks using traditional and innovative means. • Investigating and resolving customer complaints regarding service. • Good at producing reports and presentations You'll need to have: • Bachelor's degree in Engineering with two or more years of work experience. • Knowledge of LTE, 5G including VoLTE and RAN networks. • Knowledge of at least one data collection tool such as Datapro, DMAT, and TEMS Symphony. • Knowledge of data analysis/post-processing tools such as Irisview, Windcatcher/Actix/TEMS Discovery. • Knowledge of propagation and optimization modeling tools such as Atoll, Planet, GeoPlan, ACP, DB Planner. • Knowledge of programming languages such as C++, Python, Perl, Unix, scripting tools. • Knowledge of mapping software such as MapInfo, ArcGIS, Topo. • Knowledge of Ericsson systems including OSS and 3GPP LTE/5G standards. • Ability to differentiate and diagnose RAN and CORE related problems. • Understanding of IMS and systems engineering aspects related to RAN and proficiency in Core level call flow analysis. JOB DUTIES: • Strong analytical and troubleshooting skills to find root cause of network issues. • Must be acquainted with 5G and 4G RAN functionality. • Producing reports and presentations for root cause analysis of issues. • Auditing parameters and verifying call/connectivity functionality • Root cause analysis of call issues EDUCATION/CERTIFICATIONS: • BSEE or other Engineering LOGISTICS: • Shift: Typically from 8am to 5pm • May be asked occasionally to work weekends Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a retirement plan (401k or local country equivalent) program. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide. EEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.