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.
The Senior Substation Primary Engineer (Primary Engineering AIS) is responsible for the Primary engineering design activities required for high voltage substation projects, including conceptual design and detailed engineering deliverables. Likewise, work collaboratively with the sales/bidding department to propose technical solutions tailored to customer needs during the offer phase. This position will offer the ability to directly apply candidate’s knowledge of electrical engineering in substation and transmission projects.
The Senior Substation Primary Enginee should combine technical and soft skills to lead complex projects, coach younger engineers and to deploy best practices related HV substation design.
How You’ll Make an Impact Lead the engineering and design of greenfield and brownfield AIS HV substations. Contribute with the technical growth of the team by coaching younger engineers among the design of complex HV Substation projects.
Capable to complete Grounding design, Lightning design, Cable Sizing, Battery Sizing, Illumination system design, Sag Tension calculation, Short Circuit Force and Bus- bar Sizing. Preparation of all Project related HV Equipment Specifications/selections and Sizing as per IEEE/IEC
Preparation of basic Single Line Diagram, general arrangement, Layout Plan & Section of Overall plant, Equipment control room, equipment erection dwgs, Grounding Layout/details , Trench Layout etc.
Review and approve manufacturer’s documentation. Main equipment’s selection (Power transformers, Breakers, Disconnectors, VT/TPs, etc.) Evaluation of vendor Shop Drawings, Calculation & Technical Specs
What You Bring (requirements)



Electrical or Electromechanical Engineer and 8+ years of experience in high voltage substation design (utility, EPC, or consulting environment)
Experience on creating detailed engineering, primary equipment selection, safety considerations, construction process and international standards used to design and built HV Substations. Proficient with Auto-CAD, Micro-station or Revit.
Strong analytical and problem-solving skills, with the ability to balance technical requirements and business needs.
Know-how of IEEE / IEC codes, safety in design/EHS aspects, AC substation industry engineering practices.
Strong Communication skills & capability to lead project independently along with Client handling.
Willingness to travel 10% of the time.
English is needed.
About the Team Due to the increasing share of renewable energies, growing energy demand, outdated infrastructure, and increasing complexity, new connections are needed. But existing networks also need upgrading and renewal to support the energy transition.
Your Opportunities for personal growth Continuous learning and exposure in a dynamic and intercultural environment.
Discover your potential and gain experience in strategy, planning and customer focused areas.
Networking growth cross areas.
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 integral 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

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📌 Senior Substation Primary Engineer (Santiago Mexquititlán Barrio 1ro.)
🏢 Siemens Energy
📍 Santiago Mexquititlán Barrio 1ro.