Senior Mechanical Engineer - Substation - High Voltage

We are seeking a skilled Mechanical Design Engineer to support engineering and design activities for Extra High Voltage (EHV) electrical substation projects in Saudi Energy (SE). The role involves leading and contributing to the design, review, and execution of mechanical systems  ensuring compliance with international standards, client specifications, and local regulations.

Engineering Design & Consulting

• Lead the design and calculation of mechanical systems including:
  • HVAC systems
• Firefighting systems Fire protection systems
• Plumbing systems
• DRPC systems for substations
• Ensure all designs meet project objectives, company standards, SEC technical specifications, and local regulatory requirements.

Design Review & Project Delivery

• Prepare and review design packages for:
  • HVAC systems
  • Fire protection systems
  • Plumbing systems
  • HVDC Valve cooling and process systems
• Ensure timely delivery of high-quality design outputs aligned with project schedules and deliverables.

Tendering & Technical Evaluation

• Participate in tendering activities including:
  • Pre-bid and post-bid clarifications
  • Technical bid evaluation
• Develop and prepare project technical specifications in line with international standards and client expectations.

Mechanical Calculations & Material Selection

• Perform detailed mechanical design calculations.
• Develop technical specifications and validate system designs.
• Evaluate and recommend materials and equipment from local and international manufacturers.

Stakeholder Coordination & Meetings

• Actively participate in:
  • Kick-Off Meetings (KOM)
  • Technical discussions
  • Project progress meetings
• Collaborate with clients, contractors, and vendors to ensure project alignment and smooth execution.

Documentation & Project Tracking

• Manage and update project documentation including:
  • Design and shop drawings
  • Bill of Quantities (BOQ)
  • Material submittals and transmittals
• Track project progress using logs, matrices, and reporting tools.

• Bachelor’s degree in mechanical engineering or related discipline.
• Proven experience in mechanical design for EHV substations or similar infrastructure projects.
• Strong knowledge of HVAC, firefighting, and plumbing system design.
• Familiarity with SEC standards and international engineering codes.

Preferred Experience

• Experience working in EHV substation projects.
• Exposure to Saudi Energy (SE) projects or Middle East utilities sector.

Explore the rewards and benefits that help you thrive – at every stage of your life and your career.

This includes:

• Tax-free salary.
• Life insurance coverage.
• Medical insurance.
• Annual leave balance.
• Company gratuity scheme.
• Discretionary bonus program.
• Annual flight contribution.
• Transportation & housing allowances.
• Employee Wellbeing Program: 24/7 access to specialists in finance, legal matters, family care, personal health, fitness, and nutrition.

Seize every opportunity to sharpen your skills, expand your expertise, and be recognized for the impact you make.

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.