Substation Secondary Design Engineer

Siemens Energy, Inc.; Ciudad de México; On-site; MXN 420,000 - 720,000; Full time

Job summary

Siemens Energy is expanding its Engineering Center 2 in Mexico City with a Substation Secondary Design Engineer. You will design and deliver electrical control, protection, and automation systems for high and medium voltage substations, including schematics, wiring diagrams, and BOMs.

You will integrate IEDs, manage drawings and documentation, ensure IEC/ANSI compliance, and provide commissioning support while collaborating with cross-functional teams and external suppliers.

Qualifications

• Bachelor's degree in Electrical, Electronic, Automation Engineering, or related field.
• Minimum of 3 years of professional experience in designing and implementing electrical designs for substation automation solutions.
• Experience with engineering design software such as EPLAN Electric P8, AutoCAD Electrical, SolidWorks Electrical, or Revit MEP.
• Proficient English (B2) and strong technical communication skills.

Responsibilities

• Design and develop electrical control, protection, and automation systems, including detailed schematics, wiring diagrams, and hardware specifications.
• Read and interpret single-line and multi-line electrical diagrams to ensure accurate wiring implementation and system integration.
• Integrate Intelligent Electronic Devices (IEDs) and communication networks into comprehensive substation automation architectures.
• Manage technical drawings, Bills of Materials (BOMs), and engineering documentation such as test procedures and system reports.
• Ensure all designs comply with relevant electrical and safety regulations, country-specific codes, and customer specifications (IEC, ANSI).
• Provide engineering support for control and design changes during commissioning, implementation, and troubleshooting phases.

Skills

Technical Engineering & Design

Substation Secondary Design

CAD & EPLAN Electric P8

Electrical Engineering Fundamentals

Standards & Compliance

International Standards IEC/ANSI

Documentation & BOMs

Safety & Compliance

Collaboration & Teaming

Troubleshooting & Commissioning

Cross-Functional Work

Education

Bachelor's degree in Electrical, Electronic, Automation Engineering, or related field

Tools

EPLAN Electric P8

AutoCAD Electrical

SolidWorks Electrical

Revit MEP

Job description

Siemens Energy and Siemens Gamesa are becoming Omterra. "We energize society" by supporting our customers to make the transition to a more sustainable world, based on innovative technologies and our ability to turn ideas into reality. With nearly 100,000 employees around the world, we shape the energy systems of today and tomorrow.

To support the global electrification trend and fulfill the approved growth plan for the Grid Automation division, Siemens Energy is expanding its Engineering Center 2 team in Mexico with a Substation Secondary Design Engineer. This permanent role addresses extended team responsibilities by delivering high-quality protection, control, and automation designs for high and medium voltage substations globally. To address these business aims, the role focuses on secondary electrical system design, intelligent device integration, and technical documentation management. These core areas ensure that protection and control architectures are seamlessly engineered, compliant with international standards, and ready for commissioning. Given the focus on advanced substation automation

How You’ll Make an Impact

• 50% Secondary Electrical Design & Engineering
• Design and develop electrical control, protection, and automation systems, including detailed schematics, wiring diagrams, and hardware specifications.
• Read and interpret single-line and multi-line electrical diagrams to ensure accurate wiring implementation and system integration.
• Integrate Intelligent Electronic Devices (IEDs) and communication networks into comprehensive substation automation architectures.
• Manage technical drawings, Bills of Materials (BOMs), and engineering documentation such as test procedures and system reports.
• Ensure all designs comply with relevant electrical and safety regulations, country-specific codes, and customer specifications (e.g., IEC, ANSI).
• Utilize CAD and specialized engineering design software (e.g., EPLAN Electric P8, AutoCAD Electrical) for rigorous document control and review.
• Provide engineering support for control and design changes during commissioning, implementation, and troubleshooting phases.
• Collaborate closely with Protection & Automation engineering departments, project management, and external suppliers to deliver optimized electrical solutions.

What You Bring

Education

• Bachelor's degree in Electrical, Electronic, Automation Engineering, or a related field of study.
• Minimum of 3 years of professional experience in designing and implementing electrical designs for substation automation solutions.
• Demonstrated experience with engineering design software such as EPLAN Electric P8, AutoCAD Electrical, SolidWorks Electrical, or Revit MEP.
• B2 English Proficiency & Technical Communication

Skills

• Technical Engineering & Design
• Substation Secondary Design (Schematics, Wiring Diagrams, Protection & Control Systems)
• Computer-Aided Design (CAD) & EPLAN Electric P8
• Electrical Engineering Fundamentals & Circuit Analysis
• Standards & Compliance
• International Electrical Standards (IEC, ANSI)
• Quality Control & Engineering Documentation (BOMs, Test Procedures)
• Safety Regulations & Compliance in Automation Environments
• Professional & Collaboration Skills
• Technical Troubleshooting & Commissioning Support
• Cross-Functional Collaboration (Project Management, Bid Management, Suppliers)

Who is Siemens Energy?

At Siemens Energy, we are more than just an energy technology company. We meet the growing energy demand across 90+ countries while ensuring our climate is protected. With ~100,000 dedicated employees, we not only generate electricity for over 16% of the global community, but we’re also using our technology to help protect people and the environment.

Our global team is committed to making sustainable, reliable, and affordable energy a reality by pushing the boundaries of what is possible. We uphold a 150-year legacy of innovation that encourages our search for people who will support our focus on decarbonization, new technologies, and energy transformation.

Our Commitment to Diversity

• Career growth and development opportunities
• Company paid Health and wellness benefits
• Paid Time Off and paid holidays
• Savings Fund
• Parental leave and family building benefits