This is a Sr. level engineer position performing variety of duties to support complex system RF performance. Candidates must have the ability to work independently with minimal direction. Ability to troubleshoot and optimize as well as provide analysis reports to all levels of management in many different formats i.e. interacting with high level Ericsson contractors as well as Executive level AT&T management; providing complex reports and statistical analysis.

Candidates must have hands on experience of commercial TDMA, GSM, UMTS network optimization, a broad understanding of WCDMA/CDMA technology. Candidates will be responsible for the performance of large geographical areas but not specific to clusters as well as training/mentoring junior engineers; developing them to be more self sufficient.

Additional responsibilities will include night and/or weekend work to support system performance activities such as BSC rehomes, SGSN migrations, system Retunes, disaster recovery efforts, etc.

Performs a variety of duties as a senior individual contributor engineer with strong technical skills. Works independently under general direction on complex system performance, RF design, transmission, equipment, and/or traffic engineering activities. Assists in proposal preparation responses for international or market regulatory bodies and documentation. Provides a high level of technical guidance and technical leadership and training of less experienced engineers. May serve as technical project leader. Develops, and implements complex changes and additions to system. May require international travel.

Preferred Qualifications:

Candidates must have extensive computer knowledge of MSOffice products, but not limited to Excel, Word, Access, as well as advanced knowledge of MapInfo and other mapping programs similar to Street Atlas & MS Streets & Trips. Candidates must possess a strong knowledge of RF transmission principles and antenna theory. GSM network optimization experience in Ericsson equipment is desired with understanding of GPRS/EDGE; must have a full understanding of Key Performance Indicators (KPI) parameters as well as troubleshooting techniques.

Database experience is a plus e.g. Remedy, CSS, ATOLL, etc. Candidates must be skilled with, but not limited to, drive test analysis tools such as X-Tel, Agilent or TEMS as well as MapInfo and some RF Planning Tools. Candidates must also have knowledge of RET antennas and their associated tilt controllers.

Candidates must have knowledge of commercial WCDMA network optimization to help fix and improve customer experience, a broad understanding of WCDMA/CDMA technology. Candidates must have an extensive understanding of Radio Resource Management functionalities (e.g. Handover control, Admission control i.e. capacity management, etc.) as well as the following:

1. Extensive understanding of air interface messaging.

2. Experience with KPI of a WCDMA network (speech (CS) and data (PS))

3. Understanding of stats definition and formulas

4. Understanding of protocols and signaling flow

5. Understanding WCDMA link budget

6. Familiar with UTRAN architecture and functionalities

7. Experienced in Layer 3 analysis for dropped calls, call setup failure and IRAT failure

8. Experienced in how to detect and solve specific network problems such as pilot pollution, missing neighbors, overshooting cells, IRAT locations, etc.

9. Experienced in Ericssons UMTS OSS tool

10. Familiar with troubleshooting tools such as Business Objects, TEMS visualization

11. Understanding of ATM - Asynchronous Transfer Mode: virtual path, virtual channels, AAL0, AAL2, AAL5

12. Knowledge of RXI or MSN is required

13. Parameter standardization and implementation/recommendations.