Sr PLC Engineer

Job description

Job Title Sr PLC Engineer Job Description Required Skillset: Experience required is 8+ years. Siemens TIA Portal: Proficient in TIA Portal Version 17 and above, with strong experience in development, diagnostics, and commissioning. WinCC SCADA: Solid understanding and hands-on experience with WinCC SCADA systems for process control and monitoring. Advanced HMI Programming: Expertise in HMI screen design and scripting, including dynamic content and user-defined controls. STL Programming (Expert Level): Ability to develop PLC code from scratch using Statement List (STL) language. Communication Protocols: Strong working knowledge of Profinet, Profibus, and AS-i communication standards. Diagnostic & Versioning Tools: Hands-on experience with Siemens Proneta for network diagnostics and version control and backup management Advanced PLC Techniques: Expert in pointers and indirect addressing within Siemens PLC platforms for flexible logic implementation. Scripting & Integration: Optional Proficient in XML programming for structured data handling and system integration will be preferred. Skilled in VB scripting for enhanced functionality in HMI and SCADA systems will be preferred. Safety PLC Programming: Experience in Siemens safety PLC programming, validation, and fault diagnostics. International Exposure: Prior experience working on international projects, with familiarity in global standards, coordination, and multicultural team environments will be preferred. Key Responsibilities: Lead the design and development of LLC software for large-scale systems using Siemens TIA Portal and the defined controls architecture. Guide cross-functional coordination, resolving complex technical challenges across disciplines. Define and implement validation strategies, and lead integration testing with SCADA, EM, and Safety Systems. Take full ownership of planning, effort estimation, and on-time delivery for the complete LLC workstream. Develop and apply advanced tools for diagnostics, simulation, and emulation to improve testing and commissioning efficiency. Actively support project leadership with risk mitigation strategies and system-level control solutions. Drive continuous improvement of products, processes, and tools, and contribute to platform architecture evolution. Represent the LLC engineering discipline during customer meetings, design reviews, and technical audits. Set and promote best practices across software delivery, documentation, and team development. Technical Responsibilities: Independently draft comprehensive functional and detailed specifications for large and complex projects, based on customer requirements, the order file, and the defined VI controls architecture. Select optimal solutions using standardised modules and re-use of library blocks to ensure efficiency and consistency. Apply and enforce engineering standards, development procedures, and quality guidelines. Realise complex controls applications and subsystems by building, configuring, programming, testing, and documenting them thoroughly. Design and develop new control modules to extend and strengthen the standard control libraries. Perform functional analyses, interpret user requirements, and translate them into reliable control system designs. Evaluate and align mechanical layouts for functional and controls compliance. Independently manage commissioning according to the plan, in coordination with site supervisors and project leaders. Ensure complete and high-quality Service Take Over (STO) documentation and deliverables. Provide technical advice to the Project Leader, Engineering and Project Manager regarding complex or multi-disciplinary issues. Report technical progress, deviations, and risk mitigation plans to the Project Leader, Engineering and Group Leader. Coordinate and mentor Controls Engineers within the project team, ensuring clarity of goals and deliverables. Maintain cost awareness and manage allocated budget for the LLC workstream. Apply a strong understanding of tools, standards, and methodologies in day-to-day work. Available for and capable of managing multi-disciplinary activities, ensuring integration and consistency. Demonstrate a strong sense of planning, ownership and project discipline.