About CTS Group

CTS Group is a fast-growing international design and build company specialising in data centre development across Europe, the Middle East, and Africa (EMEA). We combine engineering excellence, innovation, and digital transformation to deliver high-performance, sustainable, and future-ready data centre solutions.

With over 40 nationalities represented across our teams, CTS fosters a culture of innovation, collaboration, and excellence — combining engineering expertise with manufacturing capability to deliver high-performance, sustainable data centre solutions at speed and scale.

Our proven track record and strong partnerships have established CTS as a trusted industry leader delivering large-scale, complex data centre facilities with speed, efficiency, and excellence.

Role Overview

The Senior Electrical Engineer defines the electrical distribution strategy for data centre and mission-critical facilities, holds technical sign-off authority, and mentors junior and intermediate engineers.

The role leads protection and coordination strategy and manages liaison with authorities, vendors, and clients from concept through commissioning, at CTS's São Paulo engineering hub.

Key Responsibilities

• Define the electrical distribution design strategy across switchgear, transformers, UPS, generators, PDUs, busbar systems, and switchboards.

• Provide technical authority and design sign-off for electrical packages.

• Lead protection and coordination studies and arc flash assessments, and approve final settings and equipment ratings.

• Conduct design risk assessments and lead value-engineering/optimisation reviews for electrical scope.

• Lead multidisciplinary MEP coordination and enforce modelling and documentation standards.

• Oversee design and installation quality; lead commissioning and integrated testing of electrical systems.

• Lead vendor and OEM negotiations and technical evaluation for switchgear, UPS, and generator packages.

• Mentor junior and intermediate engineers and review their design deliverables.

• Liaise with authorities having jurisdiction (AHJ), utility providers, and clients on electrical compliance and certification matters.

Required Skills and Experience

• Bachelor's degree in Electrical Engineering; Master's preferred.

• 10+ years in electrical engineering, including experience leading mission-critical/data-centre design.

• Expert command of IEC 60364, IEC 61439, and Brazilian electrical standards (NBR 5410, NBR 5419).

• Advanced proficiency across AutoCAD Electrical, Revit MEP, Navisworks, and ETAP or SKM PowerTools for protection/coordination and arc flash studies.

• Deep knowledge of UPS technologies (Li-ion vs. VRLA), generator/genset specifications, and MV/LV interface considerations.

• Advanced or fluent English for collaboration with international teams.

• Proven leadership, mentoring, and client/authority engagement skills.

What We Offer

• Competitive compensation package with performance-based incentives.
• Meal vouchers and/or food vouchers.
• Life insurance.
• Direct collaboration with international colleagues and exposure to high-value global projects.
• Career path within CTS Group’s global projects and international teams.
• A dynamic, professional, and inclusive work environment in São Paulo, focused on innovation and excellence.