Sr. Electrical Design Engineer (Substations Designer)

SSOE, Inc.; León; On-site; MXN 900,000 - 1,200,000; Full time

Benefits offered by this job

Hybrid work model

Medical insurance

20 Days Christmas Bonus

Food Coupons

Job summary

SSOE, Inc. is seeking a Senior Electrical Engineer (Substation) in León, Guanajuato, to lead the design of electrical substations. The role requires 12+ years of experience in substation design and a Bachelor’s degree in electrical engineering. You will collaborate with multidisciplinary teams to deliver innovative solutions while ensuring compliance with regulatory standards.

Join SSOE to work in a supportive environment that fosters career development and provides superior benefits, including a hybrid work model, medical insurance, and 20 days Christmas bonus.

Qualifications

• 12+ years of experience in substation design and engineering.
• Knowledge of utility coordination and power distribution interfaces.
• Experience with vendor drawings and QA/QC processes.

Responsibilities

• Lead design of medium and high-voltage electrical substations.
• Coordinate designs for steel structures and equipment.
• Perform power system studies to support design decisions.

Skills

HV substation design

AutoCAD

Revit

ETAP

English proficiency

Education

Bachelor’s degree in electrical engineering

Professional license in Mexico

Tools

Power system analysis software

Job description

Overview

At SSOE, you'll work with amazing colleagues and be part of something big! We are experiencing the most successful years in our history.

SSOE – The Best of Both Worlds

SSOE provides a supportive and dynamic work environment where employees can thrive both personally and professionally, combining the expertise and viewpoints from our discipline leaders to more innovative and well‑rounded solutions, supported by the best technology for the task at hand. You will have regular interaction with an international team, that fosters better communication skills and understanding of different cultures, which is crucial for effective communication.

Once you experience the SSOE difference, you’ll understand the why behind our metrics:

• 28% - of our employees have been with SSOE for 10 years or more.
• 15% - percentage of employees with tenure exceeding 15 years.
• 99% - our CEO’s approval rating on Glassdoor.
• 98% - portion of our clients who say they would recommend us to a colleague.

AI and Innovation

At SSOE, we don’t just talk about the future, we build it. As a leader in industry AI adoption, we empower our team to work smarter by providing responsible access to the industry leading AI Large Language Models, vibe‑coding platforms, and securely integrating advanced tools into every role. From day one, you’ll receive the training and support needed to leverage AI as a core tool for enhancing productivity, sparking creativity, and streamlining complex workflows.

Responsibilities

The Senior Electrical Engineer (Substation) will lead the design of medium‑ and high‑voltage electrical substations for utility, and industrial clients. This role focuses on creating safe, reliable, and efficient substation designs that meet client requirements, regulatory standards, and SSOE’s quality benchmarks. The engineer will collaborate with multidisciplinary teams to deliver innovative and cost‑effective solutions, and will often serve in responsible charge for project deliverables.

The following duties are typical of the position but are not all encompassing. Responsibilities include those required to deliver quality service on schedule and within budget in a team environment.

• Interpret, organize, execute, and coordinate large substation engineering assignments with responsibility for budget, schedule, quality, and inter‑discipline coordination.
• Plan and develop engineering projects involving unique or complex problems, offering specialized expertise in substation engineering.
• Prepare substation layouts, one‑line and three‑line diagrams, schematics, and technical specifications.
• Coordinate designs for steel structures, foundations, grounding grids, buswork, raceway, and conduit systems.
• Specify and select substation equipment (e.g., transformers, breakers, switchgear, relays, instrument transformers).
• Perform power system studies and analyses to support design decisions (load flow, short circuit, protection coordination, arc‑flash).
• Provide design support during construction, respond to RFIs, and review/approve major items involving materials, equipment, and field construction.
• Stamp/seal drawings and documents, including those for which you serve as the professional in responsible charge, per applicable jurisdictional statutes.
• Plan, organize, supervise, and review the work of engineers and designers assigned to the project; participate in mentoring activities within the department.
• Implement safety protocols for high‑voltage environments within design practices and during construction support.
• Maintain liaison with internal and external stakeholders, acting independently on technical matters within the substation discipline.
• Ensure adherence to IEEE, ANSI, NEMA, NESC, and utility standards, as well as SSOE quality procedures.
• Ensure adherence to NOM‑001‑SEDE, Código de Red 2.0 (Power Grid Code), CFE design standards and applicable Mexican codes.
• Provide client technical guidance on regulatory processes and permitting for electric power projects in Mexico.
• Collaborate with project managers, contractors, AHJs, and utility representatives to ensure design accuracy and constructability.
• Review vendor drawings and perform QA/QC checks on design deliverables; coordinate multi‑discipline interfaces.
• Integrate SCADA systems, networking, and protective relaying into substation designs and upgrades.

Qualifications

What You Will Bring:

• Bachelor’s degree in electrical engineering, electromechanical engineering, energy engineering, or related field.
• Professional license in Mexico is required (Título and Cédula Profesional are mandatory).
• Twelve or more (12)+ years of related practical experience in substation design and engineering.
• Demonstrated knowledge in: HV (>115 kV)/MV substation/switchgear design and substation yard layout; utility coordination; LV (480V/400V) plant power distribution interfaces; on‑site generation (stand‑by, prime, co‑gen, renewables) and UPS systems.
• Proficiency with design and analysis tools such as AutoCAD, Revit, ETAP or similar power system analysis software, and protection relay settings/configuration.
• US‑based projects experience is highly regarded
• English proficiency is highly regarded

Desirable Skills:

• Experience with SCADA integration, arc‑flash studies, and protective device coordination for substations.
• Prior experience reviewing vendor drawings, performing QA/QC, and providing field/commissioning support.

What We Bring:

• Monthly based gross salary
• Superior benefits such as Major and Minor medical expenses insurance / Dental and Visual insurance (Family Plan) / Life insurance / 20 Days for Christmas Bonus / Food Coupons and others.
• Career Development
• Training and Education
• Ownership Opportunities
• Innovative Projects
• Best Technology in Design

Additional Perks Offered:

• Hybrid work model, flexibility to work from home, allowing for a better work‑life balance.
• A collaborative and supportive culture, where you will be encouraged to bring new ideas and interact with our people in Mexico, US and India.
• As part of a multidisciplinary team, you will experience exciting projects from start to finish and interface directly with some of the most forward‑thinking clients in the world.
• SSOE Employees Clubs. Participation in various type of activities to foster a sense of community: volunteering, family and holiday events, Diversity, Equity, and Inclusion programs.
• Recognition and Rewards, the company values its employees’ contributions and regularly recognizes and rewards their hard work through attractive incentives.