Senior Substation Designer

Jacobs Engineering Group Inc.; Wethersfield (CT); Hybrid; USD 111,000 - 145,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

401(k) plan

Employee stock purchase plan

Deferred compensation plan

Executive Deferral Plan

Unlimited PPTO

7 paid holidays

Caregiver leave

Job summary

Jacobs Engineering Group Inc. in the United States seeks a Senior Substation Designer to deliver Protection & Control and Physical Design packages for AIS/GIS substations.

You will coordinate with engineers, project managers, clients and contractors from conceptual engineering through construction support and commissioning, while mentoring junior designers and ensuring design quality and compliance with NEC, NESC and IEEE standards.

Qualifications

• Associate Degree in Engineering Technology, or related discipline.
• Minimum 12 years of substation design experience.
• Demonstrated experience in both P&C and Physical Design for AIS and GIS Substations.
• Experience supporting substation projects from 12 kV through 500 kV.
• Understanding of project execution from conceptual engineering through construction support and commissioning.
• Proficiency with AutoCAD, MicroStation, or comparable design software.
• Strong understanding of substation equipment, grounding, lightning protection, raceway design, SCADA systems, relays and relay panels, breaker and fuse applications.
• Strong understanding of equipment clearances.
• Strong knowledge of NEC, NESC, IEEE standards and utility requirements.
• Ability to manage multiple projects simultaneously while maintaining quality and schedule commitments.

Responsibilities

• Develop and maintain complete P&C point to point wiring design packages for utility and industrial substation projects.
• Develop cable schedules and cable routing plans.
• Perform DC and AC distribution breaker and fuse sizing.
• Develop station one-line diagrams, general arrangement drawings, equipment layouts, and elevations.
• Develop grounding plans, lightning protection, conduit and raceway layouts, cable trench layouts, cable tray layouts, and control building layouts.
• Coordinate equipment locations and clearances.
• Verify existing site conditions and gather field data during site walkdowns.
• Participate in constructability reviews during design development.
• Coordinate design development with civil, structural, communications, and protection engineering disciplines and integrate into design packages.
• Coordinate with engineers, project managers, clients, and contractors throughout project execution.
• Review design standards, calculations, vendor drawings, and client requirements to ensure design consistency and compliance.
• Review design deliverables for quality, accuracy, and adherence to project requirements.
• Develop Bills of Materials for P&C and Physical packages.
• Manage drawing revisions and project documentation throughout the project lifecycle.
• Support construction activities and commissioning efforts as required.
• Resolve field design issues and provide technical support during project execution.
• Support continuous improvement initiatives and QA/QC processes.
• Support the implementation and use of digital design tools and technologies to enhance design quality and project execution.
• Support proposals, estimating, and project planning activities
• Support geographically distributed and global design teams.
• Mentor and provide technical guidance to junior designers and drafters.

Skills

Substation design

P&C and Physical Design

Project management

Site coordination

Field data collection

Education

Associate Degree in Engineering Technology

Tools

AutoCAD

MicroStation

Bentley Substation

Revit

AutoCAD Electrical

Bluebeam

Job description

Wethersfield, Connecticut, United States

Capabilities

• Electrical
• Office Setup
• Hybrid

Job ID

#45543

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

The power industry is evolving rapidly to support grid modesrnization, renewable energy integration, electrification, and the growing demand from industrial facilities and data centers. As a Senior Substation Designer, you will play a key role in delivering Protection & Control (P&C) and Physical Design packages for electrical utility, industrial, and data center substation projects.

Working closely with engineers, project managers, clients, and contractors, you will support the development of detailed design packages, coordinate multidisciplinary project activities, and contribute to the successful execution of projects from conceptual engineering through construction support and commissioning. You will also provide technical guidance to junior designers while helping maintain design quality, consistency, and compliance with client and industry standards.

Responsibilities Will Include

Duties for this position include, but are not limited to:

• Develop and maintain complete P&C point to point wiring design packages for utility and industrial substation projects.
• Develop cable schedules and cable routing plans.
• Perform DC and AC distribution breaker and fuse sizing.
• Develop station one-line diagrams, general arrangement drawings, equipment layouts, and elevations.
• Develop grounding plans, lightning protection, conduit and raceway layouts, cable trench layouts, cable tray layouts, and control building layouts.
• Coordinate equipment locations and clearances.
• Verify existing site conditions and gather field data during site walkdowns.
• Participate in constructability reviews during design development
• Coordinate design development with civil, structural, communications, and protection engineering disciplines and integrate into design packages.
• Coordinate with engineers, project managers, clients, and contractors throughout project execution.
• Review design standards, calculations, vendor drawings, and client requirements to ensure design consistency and compliance.
• Review design deliverables for quality, accuracy, and adherence to project requirements.
• Develop Bills of Materials for P&C and Physical packages.
• Manage drawing revisions and project documentation throughout the project lifecycle.
• Support construction activities and commissioning efforts as required.
• Resolve field design issues and provide technical support during project execution.
• Support continuous improvement initiatives and QA/QC processes.
• Support the implementation and use of digital design tools and technologies to enhance design quality and project execution.
• Support proposals, estimating, and project planning activities
• Support geographically distributed and global design teams.
• Mentor and provide technical guidance to junior designers and drafters. #LI-CC1 #epjobs #naepjobs #SMR

Here’s what you’ll need

• Associate Degree in Engineering Technology, or related discipline.
• Minimum 12 years of substation design experience.
• Demonstrated experience in both P&C and Physical Design for AIS and GIS Substations.
• Experience supporting substation projects from 12 kV through 500 kV.
• Understanding of project execution from conceptual engineering through construction support and commissioning.
• Proficiency with AutoCAD, MicroStation, or comparable design software.
• Strong understanding of substation equipment, grounding, lightning protection, raceway design, SCADA systems, relays and relay panels, breaker and fuse applications.
• Strong understanding of equipment clearances.
• Strong knowledge of NEC, NESC, IEEE standards and utility requirements.
• Ability to manage multiple projects simultaneously while maintaining quality and schedule commitments.

Ideally, You’ll Also Have

• Experience supporting utility, EPC, industrial, and data center projects.
• Proficiency with Bentley Substation, Revit, AutoCAD Electrical, Bluebeam, and 3D design platforms.
• Introduction to IEC 61850 and digital substation concepts.

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full-time salaried/exempt employees, seven paid holidays, and caregiver leave. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $110,600.00 to $145,200.00. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on September 18, 2026. This position will be open for at least 3 days.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support .