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China Telecom · 上海市-徐汇区

# 强化学习系统研发工程师

上海市-徐汇区 

Listed on China Telecom’s official careers site. Posted August 21, 2026. Check that it is still open and apply there.
[Apply on China Telecom’s careers site →](https://job.chinatelecom.com.cn/wt/TELE/web/index/webPosition210!getOnePosition?postId=136648&recruitType=1&brandCode=1&columnId=1)

[OpenNash Jobs](https://jobs.opennash.com/) / [China Telecom](https://jobs.opennash.com/companies/china-telecom/) / 强化学习系统研发工程师

## Job description

### Responsibilities
- 负责维护和开发内部强化学习后训练（Post-training）框架，支持 Reasoning、Agentic 等方向的文本及多模态 RL 训练；
- 探索算法、框架、硬件的协同设计，提升大规模 RL 训练的稳定性和效率；
- 解决大模型 RL 中的实际工程痛点，如训推不一致、Rollout 阶段的长尾延迟等问题。
- 解决Agentic RL中的痛点问题，如Agent trajectory 收集、回放，Agent 长周期任务的上下文压缩与摘要等。

### Requirements
- 扎实的工程算法基础，熟练掌握 PyTorch 及性能调试工具；
- 深入了解 Megatron、DeepSpeed、SGLang、vLLM 等主流训推引擎；
- 具备扎实的 RL 算法基础（PPO/DPO/GRPO等）与实际大规模训练经验；

### 加分项
- 为 Slime、VeRL、OpenRLHF 等开源框架提交过重要 PR；或在 RL 稳定性、环境工程等方向发表过顶会论文。

## At a glance
- Posted by the employer: Aug 21, 2026
- First seen by OpenNash: Oct 11, 2026
- Last checked: Oct 18, 2026
- Listed for: 58 days
- Location: 上海市-徐汇区[Apply on China Telecom’s careers site →](https://job.chinatelecom.com.cn/wt/TELE/web/index/webPosition210!getOnePosition?postId=136648&recruitType=1&brandCode=1&columnId=1)

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