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RF Service Engineer III - Plano, TX

Job Summary
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RF Service Engineer III

Supplier should use the following competence profile as the minimum requirements to select and submit experienced candidates. Either UMTS or GSM criteria should be met:

UMTS
Minimum six (6) years of RF engineering experience. Minimum three to four years of recent experience in radio network design, implementation and tuning/optimization on WCDMA systems.
Past Leadership experience in at least Three UMTS projects. One project must be the leader for all technical activities in a large scale (major metropolitan area or state wide geographic area) and responsibilities must include technical organization and oversight of work and demonstrated excellence in communications with team, project manager, and customer.
Experience in working with different RAB services - CS, PS, HSDPA and EUL
Understanding of signalling in between different interface specially Uu, Iub, Iur, Iu-Cs and Iu-Ps Design Detailed understanding of the link budget
Have used the planning tools such as Aircom Asset3G, Planet EV, Atoll
Detailed understanding of inputs required, and how to create a new project in a planning tool
Able to perform model tuning
Have used the ACP (Automatic Cell Planning) tool, preferably Wines, Arieso
Able to make recommendations to improve a network design (cell plan)
Detailed understanding of Monte Carlos Analysis.
Experience in Scrambling Code and Neighbor planning.

Tuning
Able to make recommendations in parameter changes, feature activations on drive test data to improve the system performance.
Detailed understanding of optimization tools such as TEMS investigation, Actix, Agilent
Experience in tuning a loaded network, and understand the difference between artificial and real traffic loading
Detailed understanding of Layer 3 messaging
Able to collect and analyze drive data and performance statistics, and solve complex issues
Knowledge on how IRAT procedures can affects the overall Service Quality both for PS and CS traffic
Suggests improvements to tools
Understand the impact of adding 2nd carrier on the network

Optimization
Has the competence to implement and experiment on RAN features relative to traffic analysis
Understands the relationship between Soft/Softer Handovers and Network Capacity, and how to optimize both.
Detailed knowledge of the Ericsson OSS, and how to operate the optimization tools
Detailed knowledge of KPIs and able to make recommendations to improve them
Understand how enhance uplink tuning is performed
Detailed understanding and experience in HSDPA optimization

GSM
Minimum six (6) year of recent experience in radio network design, implementation and tuning/optimization on GSM systems.
Past Leadership experience in Multiple GSM projects
Advanced knowledge of radio frequency engineering theory and GSM air interface.
Knowledge of how the A-bis interface and the organization of Ericsson BSC/TRC
Ability to support the preparation of responses to RFPs and develop ideas for Sales support.
Ability to work on complex technical issues and provide creative solutions valuable to Ericsson’s business.
Ability to develop and prepare technical document, and develop new processes.

Design
Detailed understanding of the link budget
Extensive experience in planning tools such as Aircom Asset3G, Planet, Tems Cell Planner
Able to perform model tuning
Extensive experience in creating, reviewing and approving frequency plans (1/1, 1/3, FLP MRP)
Have used the ACP (Automatic Cell Planning) tool
Able to make recommendations to improve a network design (cell plan)
Extensive experience in preparing, reviewing and approving Cell Design Data (CDD).
Extensive experience in preparing, reviewing and approving site configuration based on site survey data and traffic data.

Tuning
Extensive experience of roll out projects
Able to make recommendations in parameter changes, feature activations on drive test data to improve the system performance.
Working experience with TEMS Investigation drive test tool.
Extensive hands-on experience with Ericsson OSS. Knowledge of CNA and CHA/MML.
Working knowledge of Ericsson BSS features, preferably up to software release 07B.
Detailed understanding of Layer 3 messaging
Knowledge of Ericsson RBS hardware, site configuration in the BSC and at the RBS (IDB).

Optimization
Extensive experience of optimization projects
Knowledge of RNO (MRR, NCS, FAS) and traces (MTR, CTR). Practical experience of using these features in operating and improving radio networks.
Extensive experience in network performance improvement utilizing OMC statistics on Ericsson GSM system. Practical experience of working with counters from STS.
In depth understanding of Key Performance Indicators (KPIs) as defined by operators in the US. Working experience of optimizing the network to improve KPIs.
Knowledge of how the features work and the ways to optimize features to obtain gains in network performance.

Applicable to BOTH
Proficient with MapInfo, MS Office
Flexibility of extensive travel within the US
Excellent verbal and written communication skills
Ability to operate with high degree of independence, while managing project and customer expectations
Ability to coordinate activities with various Ericsson departments, divisions and companies
Ability to identify and interpret customer requirements, and develop plans to address them

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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