Senior Commissioning Engineer

Overview

M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber‑physical solutions for the nation's most mission‑critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.

Our people are passionate about engineering 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. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.

The Senior Commissioning Engineer team is responsible for performing final testing, startup, and commissioning of low and medium voltage electrical distribution equipment, including breakers, transformers, switches, switch gear, relays, and motor control centers, as well as other electrical apparatus both in the field and in a manufacturing environment. An understanding of sophisticated electrical distribution systems and complex electrical test equipment is required.

You will contribute to a safe working environment for co‑workers and customers and help ensure the overall success of projects. Local, regional, and national travel may be required.

• Assist more experienced Commissioning specialists coordinating and reviewing electrical deliverables
• Prepare and review simple electrical sketches, CX plans, and data sheets
• Perform simple routine electrical calculations
• Assist in review of supplier documentation for compliance with specifications
• Use the electrical engineering website to access department guides and standards
• Have basic knowledge of Commissioning, inspection, and testing of electrical components and systems
• Know basic electrical engineering theories
• Have basic power system familiarity with switch gear, transformers, circuit breakers, power panels, protection relays, UPS systems, power monitoring systems, and test equipment
• Be proficient with technical writing
• Have knowledge of advanced mathematics
• Have basic awareness of industry codes and standards
• Possess good communication skills
• Willing to travel to customer sites periodically

• Bachelor's degree with a minimum of 5+ years of experience in a related field
• Applicants selected must be willing to travel to customer sites periodically

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

• 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, e.g., 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

USD $ - USD $ /Yr.