Mechanical Engineer 5 - Active TS/SCI

M. C. Dean • Alexandria, VA • 4h ago

Overview

M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber-physical solutions for the nation's most recognizable mission critical facilities, secure environments, complex infrastructure, and global enterprises. The company's capabilities include electrical, electronic security, telecommunications, life safety, automation and controls, audio visual, and IT systems. M.C. Dean is headquartered in Tysons, Virginia, and employs more than 7,000 professionals who engineer and deploy automated, secure, and resilient power and technology systems; and deliver the management platforms essential for long-term system sustainability.

Why join M.C. Dean? Our people are 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.

Clearance Requirement: Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; Active TS/SCI clearance required to start. Candidates must be willing and able to obtain a Polygraph as a condition of continued employment.

Disclaimer:

Applicant must successfully meet all customer-imposed requirements. Such requirements may include, but are not limited to, completion of a customer-provided weapons qualification program, successful completion of customer-directed medical screening, and fulfillment of any additional training, certifications, or evaluations as required by the customer.

Responsibilities

We are seeking a skilled Mechanical Engineer to lead and support design, bid, and execution of mechanical systems work within a facilities operations and maintenance environment. This role requires technical expertise, field coordination, and project ownership from concept through completion.

Design Work:

Develop and review mechanical system designs (HVAC, piping, plumbing, and related infrastructure)

Perform load calculations, equipment sizing, and system layouts using AutoCAD/Revit and relevant software

Ensure all designs comply with applicable codes, standards, and sustainability goals

Bid Work:

Create scopes of work, technical specifications, and detailed bid packages

Evaluate contractor proposals and assist with bid selection and procurement strategy

Participate in pre-bid meetings and respond to RFIs as needed

Run Work (Execution & Oversight):

Provide technical oversight during construction, repair, or retrofit projects

Coordinate closely with contractors, field technicians, and stakeholders

Perform site inspections, submittal reviews, punch lists, and ensure project quality and compliance

Monitor schedules and budgets, resolving issues to maintain project delivery standards

Facilities Support:

Provide engineering support for ongoing operations, preventive maintenance planning, and system troubleshooting

Collaborate with facilities managers and maintenance teams to identify system upgrades or lifecycle replacements

Maintain as-built documentation and contribute to asset management systems

Qualifications

Bachelor's degree in mechanical engineering, or a related engineering discipline

10+ years of progressive experience in mechanical design, project execution, or facilities engineering

Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; Active TS/SCI clearance required to start. Candidates must be willing and able to obtain a Polygraph as a condition of continued employment.

Must have passed the NCEES Fundamentals of Engineering (FE) exam, highly preferred.

Proficiency in HVAC, plumbing, mechanical systems, and construction management

Experience with AutoCAD, Revit, MS Project, and engineering software (e.g., Carrier HAP, Trane Trace)

Familiarity with ASHRAE standards, IBC, and local building codes

Strong communication, coordination, and documentation skills

Desired / Advantageous Qualifications:

Work within government, commercial, healthcare, or mission-critical facilities

Experience managing subcontractors and vendors

Understanding of energy efficiency, commissioning, and sustainability practices

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

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.

Pay Range

USD $150,080.00 - USD $187,600.00 /Yr.

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