Senior Secondary Design Engineer (f/m/d)

Siemens Energy

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.

Learn more about Siemens Energy

Grid Technologies

The rising share of renewables, growing energy demand, ageing infrastructure and increasing complexity require new connections but also upgrading and renewing of existing grids.

Siemens Energy Grid Technologies

Senior Secondary Design Engineer (f/m/d)

About the Role

Job ID

303957

Location

Bosnia and Herzegovina

Fed. Bosne Hercegov.

Sarajevo

Company

Siemens Energy d.o.o.

Organization

Grid Technologies

Business Unit

Digital Grid

Full / Part time

Full Time or Part Time

Experience Level

Professional / Experienced

A Snapshot of Your Day

As a Senior Secondary Designer, you will drive the design and execution of protection and control systems for high and medium voltage substations across global projects. The role combines advanced secondary engineering, detailed AC/DC calculations, and technical leadership to deliver high-quality, standards-compliant solutions. Close collaboration with customers, suppliers, and international engineering teams ensures that complex technical requirements are translated into successful project outcomes while supporting business continuity within the Digital Grid Automation engineering center.

How You’ll Make an Impact

• Shape protection and control panel designs for HV substations, delivering circuit diagrams, assembly drawings, and detailed LV specifications.
• Develop core engineering documentation, including single line diagrams, communication network architectures, and protection block diagrams.
• Translate customer technical requirements into robust, standards-compliant engineering solutions that support successful project execution.
• Execute complex secondary engineering calculations covering AC/DC distribution systems, cable sizing, battery sizing, and equipment selection.
• Provide technical guidance throughout the project lifecycle, reviewing key deliverables, validating bills of material, and supporting multidisciplinary teams.
• Partner with customers, suppliers, and global engineering colleagues to resolve technical challenges and maintain project alignment.

What You Bring

• Completed university degree in Electrical Engineering, Automation Engineering, or a related technical discipline.
• More than 8 years of experience in HV substation secondary engineering, including protection systems, calculations, and design coordination.
• Hands-on expertise with engineering tools such as AutoCAD, EPLAN, Engineering Base, ELCAD, or Caddy++
• Strong knowledge of IEC and IEEE standards, combined with practical experience in AC/DC calculations, cable sizing, and battery sizing methodologies.
• Confident communicator in English who enjoys collaborating across international project teams and stakeholder groups.

About the Team

Our Grid Technologies division enables a reliable, sustainable, and digital grid. The power grid is the backbone of the energy transition. Siemens Energy offers a leading portfolio and solutions in HVDC transmission, grid stabilization and storage, high voltage switchgears and transformers, and digital grid technology.

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.

Find out how you can make a difference at Siemens Energy: https://www.siemens-energy.com/employeevideo

Our Commitment to Diversity

Lucky for us, we are not all the same. Through diversity, we generate power. We run on inclusion and our combined creative energy is fueled by over 130 nationalities. Siemens Energy celebrates character – no matter what ethnic background, gender, age, religion, identity, or disability. We energize society, all of society, and we do not discriminate based on our differences.

Rewards/Benefits

• The opportunity to engage in an exciting environment on meaningful projects
• Career development opportunities
• Supportive work culture
• International environment
• Flexible working times and home office opportunity
• And more!

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