英语翻译他主要负责公司内部外贸ERP系统相关功能模块的软件开发、项目运行管理.

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【译文】
他主要负责公司内部外贸ERP系统相关功能模块的软件开发、项目运行管理
He mainly takes charge of the software development and the project operation management of ERP system related functional modules about foreigh trade inside the company.
He is mainly in charge of the software development and the project operation management of functional modules of ERP system about foreigh trade inside the company.
从句：
He takes(is in) charge of the software development and the project operation management of functional modules which are related to the ERP system about foreign trade inside the company.

He is in charge of software development and project management of ERP system for external trade in the company.

His main duty is software development and project mangement of the related function module of the internal foreign trade ERP system in the company.

　　He is mainly in charge of the software functional module development for the internal ERP system of the company's foreign trade and the management of the projects running.