Siemens PLC Programmer

I'm looking for an experienced PLC programmer to automate a production line using Siemens PLCs.

Key Requirements:
- Proficiency in Siemens PLC programming (S7-200, S7-300, or S7-1500)
- Experience in production line automation
- Strong problem-solving skills
- Ability to work within budget constraints

Ideal Skills and Experience:
- Siemens PLC certification
- Background in industrial automation
- Previous projects in similar scope

Please provide a portfolio with relevant projects.