Electrical Engineer III

The Principal Electrical Engineer leads the electrical design of projects at natural gas facilities, from conceptual studies through construction and commissioning. The role owns technical quality for power distribution, hazardous area classification, grounding, lighting, and instrumentation and control interfaces. The Engineer serves as a primary technical contact for clients, mentors’ junior staff, and ensures every deliverable meets applicable codes, client standards, and Cornerstone's safety expectations

ESSENTIAL FUNCTIONS

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Applicants must be legally authorized to work in the United States at the time of application on a full-time basis without the need for employer-sponsored work authorization now or in the future. Candidates who qualify for TN classification may apply but are responsible for securing and maintaining their own work authorization.

• Serve as electrical discipline lead on multi-discipline project teams.

• Build strong relationships with clients as a trusted technical advisor.

• Prepare electrical scopes of work, man-hour estimates, and schedules for proposals.

• Track discipline budget and schedule, and report status to project managers.

• Lead electrical design for new, retrofit, and life-extension projects at LNG peak shaving plants, gate and regulator stations, and related gas infrastructure.

• Develop or direct the development of electrical design packages, including one-line diagrams, hazardous area classification drawings, power distribution and MCC layouts, cable and conduit schedules and plans, grounding designs, and lighting designs.

• Perform or direct performance of electrical studies, including load flow, short circuit, protective device coordination, arc flash hazard analysis, cable sizing, voltage drop, and lighting calculations.

• Specify and evaluate electrical equipment, including switchgear, transformers, MCCs, VFDs, UPS systems, and standby generators.

• Provide electrical and controls input to HAZOP, LOPA, and constructability reviews.

• Coordinate with controls and instrumentation engineers on PLC and DCS power, control panel design, instrument power and grounding, and SCADA interfaces.

• Review control schematics, interconnection diagrams, and loop drawings for consistency with the electrical design.

• Conduct site surveys and field verification of existing electrical systems at operating facilities.

• Support bidding, answer RFIs, review vendor submittals, and resolve field issues during construction.

• Support factory acceptance testing, site acceptance testing, startup, and commissioning.

• Produce or oversee as-built updates and record documentation.

• Guide engineers and designers as they develop drawings, calculations, and specifications.

• Ensure designs comply with applicable codes, client engineering standards, and utility requirements.

• Seal drawings and calculations as Professional Engineer in charge where licensed.

• Model and promote safe work practices, including electrical safety and site-specific requirements.

• Mentor Electrical Engineers, EITs, and designers on technical skills, codes, and progress toward professional licensure.

• Contribute to internal standards, templates, design guides, and lessons learned.

• Perform other duties as assigned.

WORK ENVIRONMENT

• Duties are performed in office and field settings.

• Office work may include prolonged seated tasks, extended keyboarding, and use of computer screens.

• Field settings may include work outdoors and on construction sites during all weather conditions.

• May be requested to work overtime and weekends.

• Position may require travel (up to 50%); valid driver’s license and acceptable DMV record required.

PHYSICAL REQUIREMENTS

• The employee is regularly required to stand, walk, use stairs, use hands, reach, talk and hear.

• The employee must frequently lift and/or move up to 10 pounds and occasionally lift and/or move up to 25

pounds.

• Specific vision abilities required by this job include close vision, distance vision, depth perception, and the ability

to adjust focus.

MINIMUM QUALIFICATIONS

KNOWLEDGE, SKILLS AND ABILITIES

• Consistently demonstrates high levels of technical knowledge, ingenuity, and creativity.

• Advanced knowledge of engineering principles and practices and the ability to apply them.

• Proven experience in solving complex problems, identifying alternative solutions, project consequences of

proposed actions and implement recommendations to support goals.

• The ability to generate clear and effective proposals and cost estimates.

• The ability to lead a team, or teams, of engineers, field survey crews, designers, and/or drafters to complete tasks

on one or more projects.

• The ability to plan, organize, and direct the performance of a team, or teams, and the resources provided to

them.

• The ability to support and carry out the various policies and procedures of the organization.

• The ability to thrive in a deadline driven environment.

• The ability to prioritize tasks based on impact.

• The ability to be flexible and adaptable to changing priorities.

• Demonstrate the ability to manage certain aspects of projects within the confines of approved budgets.

EXPERIENCE AND EDUCATION

• Bachelor of Science in Electrical Engineering from an ABET-accredited program.

• Professional Engineer (PE) license in at least one state, with the ability to obtain licensure in Massachusetts and other Northeast states where Cornerstone works.

• 10+ years of progressive electrical engineering experience, including at least 5 years in oil and gas, natural gas utility, LNG, petrochemical, or similar industrial process facilities.

• Demonstrated experience in leading the electrical discipline on projects from design through construction support.

• Valid driver's license and ability to travel to client sites.

PREFERRED QUALIFICATIONS

• Direct experience at LNG peak shaving, satellite LNG, or liquefaction facilities in the Northeast.

• Experience with medium-voltage distribution (5–15 kV) and utility service coordination.

• Familiarity with cathodic protection and impressed current systems.

• Experience working with Northeast gas utilities and their engineering standards.

• Master's degree in Electrical or Power Engineering.