北京招聘

Responsibilities:

Analysis system level requirements for the radio access technology LTE TDD, especially L2/MAC layer.

The key responsibilities are:

- Analysis of standardization documents and reports.

- Requirement analysis and functional specification in L2/MAC layer.

- Design and Implementation of LTE TDD Features in L2/MAC layer.

- System component test or Module test of LTE TDD Features in L2/MAC layer.

Requirements:

- Minimum 3 years experience in mobile network product system engineering, development, system test or network engineering.

- Good knowledge within mobile network technologies, radio system architecture and functions.

- In-depth knowledge and experience of L1/PHY and L2/MAC in one of the radio access technologies GSM, WCDMA, WiMAX or LTE.

- Excellent Programming Skills in C/C++.

- Knowledge of the radio interface of LTE FDD/TDD is desired.

- Knowledge of the OFDM/MIMO is desired.

- Master or Bachelor in telecommunication, computer science or equivalent.

职责

对LTE TDD接入网做系统层面的需求分析，特别是物理层和MAC层。

主要职责如下

1． LTE TDD接入网相关标准文档的分析；

2． 对MAC层的需求分析和功能定义；

3． MAC层的设计和实现；

4． MAC层的系统测试及分析和模块测试及分析。

要求

1． 至少三年移动通信网络的研发或测试经验；

2． 熟悉移动网络技术，尤其是接入网；

3． 具有GSM, WCDMA, WiMAX 或者 LTE接入网基带信号处理的物理层和MAC层的知识，并有研发经验；

4． 良好的C或C++编程能力；

5． 最好熟悉LTE TDD 无线接口；

6． 最好熟悉OFDM/MIMO；

7． 全日制本科及硕士以上学历，相关专业毕业。

叠拓中国

产品研发服务(PDS) 为叠拓中国的主要业务领域。PDS中国致力于在全球范围内获得强势地位。我们将帮助客户创造更好产品，致力于通信及嵌入式技术领域的产品开发。PDS是确保叠拓创新、未来发展及财务绩效的关键因素之一。

叠拓于2001年进入中国, 并于2003年正式成立叠拓中国。从2003年独立承担第一个移动终端软件开发项目, 到目前业务涵盖到整个通信和嵌入式技术领域，叠拓中国的软件研发业务不断飞速发展；从2008年初叠拓成都成立，到2011年叠拓成都突破1000人，公司规模也随之快速增长。如今，叠拓产品开发服务分别在北京、成都和杭州设有三个研发中心。不断加强与客户密切合作、实施全球化业务战略和储备培养优秀人才，是叠拓中国成功发展的关键。我们将以一如以往的热情和不断的努力，致力于成为中国的通信及嵌入式技术领域一流的服务商。


重要奖项

2013年荣登“在华跨国研发服务企业二十强(MNC TOP20) ”
2013年荣登 Glassdoor “25家工作-生活平衡最优公司”
2012年荣登“2012德勤高科技、高成长亚洲500强”
2011年荣登“2011德勤高科技、高成长中国50强”和“2011德勤高科技、高成长亚洲500强”
2010年被中国移动通信产业大会评为“中国手机产业增长最快的研发服务企业”
2009年被中国移动通信产业大会评为“中国手机产业增长最快的研发服务企业”


Tieto in China

The major business area of Tieto China is Tieto Product Development Service (PDS). At PDS China our goal is to achieve strong positions globally. We help our customers to make better products, specialize in product development in communications and embedded technologies. PDS acts as one of the key sources for Tieto’s innovation, future growth, and financial performance.

Tieto has been operating in China since 2001. Tieto China was established officially in 2003. From the first software development project in Mobile Devices R&D started in 2003 till the current business extension in the field of communications and embedded technologies, Tieto China has experienced rapid growth both in business and technology areas. During the four years since the opening of Chengdu office in 2008, the number of employees has reached 1,000 proving rapid increase in staff in China. Currently, PDS has three R&D Centres in Beijing, Chengdu, and Hangzhou. The key to Tieto China successful development lies in its close customer cooperation, global business, and outstanding talents. And we will, with everlasting enthusiasm and perseverance, devote ourselves to becoming a first-class service provider in the areas of communications and embedded technologies throughout China.