M.C. Dean

Designs and deploys secure mission-critical infrastructure

Energy Marshal

Environmental Health & SafetyConfirmed live in the last 24 hours

Full-timeVirginia, USA$93.8k - $117.3k /yrIn-person

About the Job

Requirements

A high school diploma or GED and at least 10 years of applicable experience in industrial or commercial field engineering in mission-critical facilities and electrical infrastructures.
In-depth knowledge of medium-voltage (greater than 1,000 V) and low-voltage (less than 1,000 V) power-distribution sequence of operations.
Ability to isolate potential energy sources, including potential backfeeds, and perform absence-of-voltage verifications.
Knowledge of NFPA 70E and NFPA 70E certification.
Hands-on experience with startups, lockout/tagout (LOTO), and absence-of-voltage verification.
Electrical-field leadership experience, preferably overseeing commissioning.
Ability to make decisions in high-pressure environments with condensed schedules.
Knowledge of construction techniques, terminology, and documentation, including interpreting blueprints, electrical one-lines, and construction drawings.
Ability to understand and operate building mechanical, electrical, and plumbing (MEP) systems, including power distribution, lighting, grounding, fire alarm, security, life-safety, and controls systems.
Experience working with battery-backed-up and generator systems.
Ability to perform the stated physical and communication tasks, including extended screen exposure and sitting, reaching, finger dexterity, listening, speaking, reading, applying general rules to problems, and identifying speech.

Responsibilities

Manage the site's electrical energy-isolation program for MEP energy and ensure energy-isolation activities at assigned locations follow established policies and procedures.
Review procedures, job hazard analyses, and permits, and audit the electrical energy program for construction, commissioning, maintenance, and operations activities to ensure safe working conditions.
Work with construction and commissioning teams and other stakeholders to ensure safe conditions for testing and validating MEP system installation, operation, and performance.
Coordinate electrical energizations and de-energizations with other energy marshals and stakeholders.
Lead pre-energization and energization kickoff meetings before first-of-kind equipment or system energizations.
Understand the commissioning plan of record and commissioning specifications as they relate to jobsite equipment energization.
Advance electrical-safety improvements on the job and in future designs.
Implement the site-specific Electrical Safety Plan.
Review near-energized-work scenarios and develop risk assessments to determine safe work practices in energized environments.
Provide field oversight during major commissioning or energy-isolation activities, including first-of-kind work, MOPs, medium-voltage operations, and activities affecting turned-over spaces.
Coordinate daily operations with the commissioning lead.
Participate in safety LOTO inspections and audits.
Coordinate all LOTO and outage requests with M.C. Dean Safety, the general contractor, the client, and affected vendors and subcontractors.
Coordinate energization requirements and potential impacts to the jobsite commissioning schedule.
Coordinate access to and egress from access-controlled areas.
Train new and existing employees in energy-isolation processes and procedures, and train and verify the competency of people performing LOTO for each equipment type.
Attend daily commissioning meetings and weekly all-hands jobsite meetings.
Develop, review, and approve LOTO permits.
Lead and attend M.C. Dean operational risk management safety briefs with the commissioning team and vendors.
Ensure personal protective equipment and necessary tools and equipment are suitable for use.

Desired Qualifications

Strong experience operating and maintaining building MEP systems, including power distribution, lighting, grounding, fire alarm, security, life-safety, and controls systems.
Experience working with battery-backed-up and generator systems.

Overview

About Modular Mission Critical
ModularMission Critical™ is the manufacturing campus for M.C. Dean’s complex, modular product line for datacenters and critical infrastructure. Located just north of Richmond, VA, this site is growing fast serving customers worldwide. Important openings include assemblers for our production lines and engineers and designers for products and continuous improvement. Join M.C. Dean’s more than 9,000 employees around the world making an impact through innovations in power and technology.

Why Join Us?
Our people are passionate about innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward-thinking work environment for employees to build long-term careers.

Responsibilities

As a successful Energy Marshal you must have a strong desire and capability to learn, grow, and develop new skills while empowering a culture of safety, security, and compliance in all aspect of mission critical activities. Your understanding of the design and functionality of your datacenter in support of 24x7x365 on-site datacenters operations and MEP (Mechanical, Electrical, and Plumbing) infrastructure while acting as the technical authority for on-site electrical operations related to a large-scale mission critical MEP system, design, and functionality is critical to success.

You have responsibilities including but not limited to being responsible for the electrical energy isolation program management at the site for MEP energy. Accountability to ensure all activities related to the energy isolation process is coordinated and executed across the assigned location(s) according to established policies and procedures.

Ensure safe working conditions have been established by reviewing documentation (including procedures, job hazard analysis, and permits) and auditing the electrical energy program for construction, commissioning, maintenance, and operations activities.
Work with construction, commissioning teams, and other stakeholders to ensure safe working conditions to properly test and validate installation, operation, and performance of MEP systems.
Coordinate electrical energizations/de-energizations with other energy marshals and stakeholders.
Lead pre-energization and energization kick of meetings prior to first-of-kind (FoK) energization of equipment or systems.
Must understand the Commissioning plan of record/ Commissioning specifications as it relates to the energization of equipment for jobsite.
Advance electrical safety improvements on the job and for future designs.
Implementation of the site-specific Electrical Safety Plan.
Responsible for reviewing Near Energized Work scenarios and developing risk assessments that determine safe work practices for activities taking place within an energized environment.
Field presence during major Commissioning or Energy Isolation activities (FoK, MOPs, MV operations and affecting turned over spaces) for operation oversight
Coordinate with Cx Lead on the Commissioning Team daily operations.
Participate in the Safety LOTO inspections and audits.
Coordinate all LOTO and outage requests with MC Dean Safety, General Contractor, Client and affected vendor / subcontractor parties.
Coordinate energization requirements and potential impacts to the Commissioning schedule for jobsite.
Responsible for coordinating access and egress of access-controlled areas.
Training new and existing employees in Energy Isolation processes and procedures.
Train and verify competency of individuals performing LOTO per equipment type.
Attend and participate in daily Commissioning meetings and weekly all-hands meetings for jobsite.
Develop, review, and approve LOTO permits.
Have the ability to lead and attend MC Dean ORMs (safety brief) a with Cx team/vendors.
Assure PPE and necessary tools and equipment are suitable for use.

Qualifications

Required Qualifications:

HS Diploma or GED with 10+ years of applicable experience with industrial or commercial field engineering in mission critical facilities and electrical infrastructures
Has in depth knowledge of MV(>1000V) and LV(<1000V) power distribution sequence of operations (SOP).
Understanding and ability to isolate potential sources of energy with potential back feeds and perform absence of voltage verifications
NFPA 70E knowledge and certification.
Hands-on experience with startups, LOTO, and absence of voltage verification.
Leadership experience in the electrical field preferably overseeing Commissioning.
Ability to make decisions in high pressure environments with condensed schedules.
Knowledge of construction techniques, terminology, and documentation (Your ability to interpret blueprints, electrical one-lines, construction drawings etc.).

Preferred Qualifications:

Strong experience with the operation and maintenance of building MEP systems. (Power distribution, lighting, grounding, fire alarm, security, life safety, and controls systems).
Experience working with battery backed up and generator systems.

What we offer:

A collaborative team inspired by the way engineering and innovation enhance customer outcomes, improve lives, and change the world for the better. We are driven by our core values of agility, expertise, and trust.
An opportunity to lead and build a business with the support of an industry-leading firm that has been in business for 75 years.
Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement.
Open and transparent communication with senior leadership as well as local office management.

Abilities:

Exposure to computer screens for an extended period of time.
Sitting for extended periods of time.
Reach by extending hands or arms in any direction.
Have finger dexterity in order to manipulate objects with fingers rather than whole hands or arms, for example, using a keyboard.
Listen to and understand information and ideas presented through spoken words and sentences.
Communicate information and ideas in speaking so others will understand.
Read and understand information and ideas presented in writing.
Apply general rules to specific problems to produce answers that make sense.
Identify and understand the speech of another person.

We offer an excellent benefits package including:

A competitive salary
Medical, dental, vision, life, and disability insurance
Paid time off
Tuition reimbursement
401k Retirement Plan
Military Reserve pay offset
Paid maternity leave

Pay Range

USD $93,840.00 - USD $117,300.00 /Yr.

About the Company

M.C. Dean

Designs and deploys secure mission-critical infrastructure

M.C. Dean designs, builds, operates, and maintains integrated cyber-physical systems for mission-critical facilities, secure environments, and large enterprises. Its work spans electrical power, security, telecommunications, life safety, automation and controls, audio-visual, and IT systems, all coordinated through management platforms that support long-term operation and sustainability. The company works end-to-end: it engineers solutions, installs them, and then runs and maintains them to ensure continuous, secure, and resilient performance. What sets it apart is its ability to provide comprehensive, turnkey technology and infrastructure services for critical environments—combining physical systems with digital management to create secure, automated facilities. The goal is to deliver automated, secure, and resilient power and technology systems and the platforms needed to manage them over the long term.

Company size: 1,001-5,000
Company stage: Not listed
Total funding: Not listed
Headquarters: Tysons, VA
Founded: 1949

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