Sr PLC Engineer

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.