.**¡The chance to **take the big leap in your professional career is here!**:Conquering new horizons and balance between a successful career and family life***Who is our client a**nd your future employer?***:This company owns and operates one of the largest integrated oil refinery and petrochemicals complex in the world, based in Rabigh, Saudi Arabia.Using crude oil, ethane and butene as feedstocks, our client produces Polymers, Monomers and Refined Products. It hosts one of the world's largest high olefins fluid catalytic cracker (HOFCC) units and a world-scale ethane cracker to produce and market more than 2.4 millions of MT per year of ethylene and propylene derivative products and 18 millions MT per year of crude oil distillated products.While being so highly committed to the nation´s economic and technological growth, they need to have the best multicultural talent in order to reach their objectives and give them the chance to develop professionally and personally across new frontiers.¡And you can be one of the selected profiles!**LHR GLOBAL**The job opportunity you have long waited for. LHR Global recruit people around the world to work in Saudi Arabia.**Who are we looking for ?**:We are looking for **PLC & Subsystem Engineer **with experience in process control and automation/safety for refineries and petrochemical plants**Qualifications**:- A first degree in engineering in Electronics Engineering or related Field such as computer engineering, system Engineering.- Min 5 years of experience in Process control and automation, or safety system design and support in oil & petrochemical industry.- Thorough knowledge of some of the common PLCs (e.G., Schnyder (Modicon & Triconex), Allen Bradley, Siemens, GE Faunec, Yokogawa Prosafe, Honywell Safety Manager, ABB, etc.)- Thorough knowledge of Rotating Equipment Monitoring & Protection Systems (e.G., Vibration Monitoring Systems (e.G.BN3500), Compressor & Turbomachinery Control Systems (e.G., Woodward, CCC), System-1).- Thorough knowledge of Custody Metering Systems and Tank Gauging Systems and SCADA.- Knowledge of Fire & Gas Systems, CCTVs, Paging Systems.- Thorough knowledge of process, operation and control system.- Working knowledge of Company standards, engineering codes.**Duties and responsabilities**:- Provide Technical Support for the plant control system (DCS) & shutdown system (SIS)- Prepare design packages related to the DCS/SIS as per the operation /process requests.- Recommend modifications in order to improve existing facilities and standardization- Implementing new/modified logic in the shutdown system.- Improve and optimize the process control logics and systems of DCS and SIS considering operability, stability and safety.- Maintain all backups, licenses, software related to the shutdown system