About CTS Group 

CTS Group SA is a fast-growing and dynamic company, specializing in the design and build of large-scale Data Centers across multiple countries, including Scandinavia, Europe, and the Middle East. 

CTS Group is rapidly expanding into other markets globally. In addition to D&B, we develop and produce digital systems tailored for the Data center industry and standardized self-contained units. Our team of professionals, representing more than 40 different nationalities, fosters an inclusive and collaborative culture where innovation and excellence are at the heart of everything we do. Through our projects, we have built a strong reputation as a trusted partner in delivering some of the most advanced, efficient, and sustainable Data center solutions in the region. 

About the Role
We are looking for a detail-oriented and proactive Lead Electrical Engineer to join our Porto office. This role is key in designing and developing high-quality, reliable, and efficient electrical systems for Data Centers.

Key Responsibilities

• Set technical direction and standards for the electrical discipline across projects, covering power distribution, grounding, lighting, and standby power systems.
• Oversee the use of EPLAN, Revit, ETAP, and DIALux across the team, ensuring quality and consistency of deliverables.
• Mentor and manage Senior and Junior engineers, reviewing design output including single-line diagrams, schematics, panel schedules, and lighting designs.
• Lead design reviews, risk identification, and resolution of complex technical issues across power system analysis and protection coordination.
• Act as the primary technical point of contact for clients and senior stakeholders.
• Ensure organization-wide compliance with international and local electrical codes and standards (IEC, IEEE, NEC, NFPA 70E).
• Set direction on documentation standards, specifications, and BOQ practices across projects.
• Oversee RFI resolution and construction-phase support across the electrical discipline.
• Drive adoption of emerging technologies and best practices in mission-critical power systems (e.g., digital twin, energy monitoring).

Required Skills and Experience

• Bachelor's degree in Electrical Engineering.
• Preferably proficient in or familiar with: ETAP (power systems modeling and analysis), EPLAN (electrical schematics and control panel design), Revit (BIM modeling and coordination), DIALux (lighting simulation and design).
• Strong knowledge of electrical codes and standards (NEC, IEC, IEEE, NFPA 70E).
• Familiarity with Tier classifications (Uptime Institute) and redundancy concepts (N, N+1, 2N).
• Experience in mission-critical environments (data centers, telecom, hospitals, etc.).
• Exposure to HV/MV substations, switchgear layouts, and BMS integration.
• Knowledge of digital twin concepts or energy monitoring systems is a plus.
• Excellent problem-solving, communication, and teamwork skills.
• Ability to manage multiple projects under tight deadlines.
• Proficiency in English (mandatory); other languages are an advantage.

Minimum Experience and Scope

• 10+ years of electrical engineering experience, with a strong track record delivering data center or mission-critical infrastructure projects.
• Sets technical direction and standards for the electrical discipline across projects.
• Mentors and manages Senior and Junior engineers, overseeing quality and consistency of deliverables.
• Acts as the primary technical point of contact for clients and senior stakeholders.
• Leads design reviews, risk identification, and resolution of complex technical issues.

What We Offer

• Competitive salary package aligned with your professional experience.
• Health Insurance.
• Opportunity for professional growth and development.
• Continuous training and learning opportunities.
• A dynamic, professional, and collaborative work environment in Porto, with a diverse and inclusive team that values innovation and excellence.  
  
  
  If you have the profile we’re looking for, apply for the opportunity to join an excellent team and contribute to the success of a fast-growing international company.