About this opportunity
CMTA, Inc. lists this Senior Solar Energy Engineer - Energy Solutions opportunity in fairfax, Virginia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
CMTA, a Legence Company
CMTA is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic approach to consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose skills and personalities drive them to excel, fostering a workplace that provides unparalleled growth and career opportunities.
Job Description
The Energy Solutions division of CMTA is the fastest growing division of our large and growing company. This position will work with a team of engineers to design, bid, project manage, and commission solar PV, battery and EV charging systems for various clients of CMTA. Our ideal candidate is typically a self‑motivated individual who thrives on helping clients and has a technical background.
Desired Experience
5-10+ years of experience - PV & Battery installations (small commercial and large commercial (50-2MW+)
NABCEP PV Installation, Designer, Commissioning or Inspector Certification (preferred, but not required)
Knowledge of Installation of AC & DC electrical wiring, communications and monitoring systems. (SMA, SolarEdge, Fronius, Chint ect.)
Thorough knowledge of the NEC electrical code, especially section 690.
Experience with PV Interconnection documents and ability to understand and sift through utility tariffs. Experience with behind the meter and ahead of the meter interconnections.
Experience with modeling PV production (SAM, PV Syst, Helioscope etc.)
Ability to understand structural drawings & associated industry verbiage
Vast knowledge base of PV racking types from pitched roof to flat roofs, carports to ground mounts. (Unirac, PanelClaw, Terrasmart, Iron Ridge etc.)
Desired Skills
Experience with Revit/AutoCAD is required
Electrical engineering – Ability to develop, read and discuss single line diagrams for PV systems (Ability to calculate voltage drop, conduit fill, transformer sizing, short circuit current calculations etc. )
Energy (Real Power, Reactive Power & Apparent Power)
Solar – Knowledge of grid tied PV systems & associated components
Power Distribution – Knowledge of 3-Phase Power Systems & microgrids
Construction – Familiarity with project management, project flow & deadlines
Design - Familiarity with SMA, SolarEdge, Fronius & Other inverter products/design software
Desired Education
Bachelor's Degree in Engineering
About Legence
Legence (Nasdaq: LGN) is a leading provider of engineering, consulting, installation, and maintenance services for mission‑critical systems in buildings. The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems—enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Legence also delivers long‑term performance through strategic upgrades and holistic solutions. Serving some of the world’s most technically demanding sectors, Legence counts over 60% of the Nasdaq‑100 Index among its clients.
Benefits Overview
401(k) Plan with Company Match: Currently match contributions dollar‑for‑dollar up to 4% of eligible pay; immediate vesting.
Health & Welfare Benefits: Employer provided medical, dental, vision, prescription drug, Employee Assistance Program and accident & illness coverage.
Life and Disability Insurance: Employer provided basic life insurance and AD&D valued at 50K coverage amount with the option for voluntary buy up for additional coverage.
Time Off: Flexible non‑accrual vacation; company holidays per policy. (For California employees, this is separate from California paid sick leave, if applicable.)
Expenses: Business travel and related expenses reimbursed per company policy.
Reasonable Accommodations
If you need assistance or accommodations during the application or interview process, please contact us at or your dedicated recruiter with the job title and requisition number.
Employment Eligibility
Candidates must have current work authorization in the U.S.; visa sponsorship is not available for this position.
Pay Disclosure & Considerations
Where pay ranges are indicated, please note that a successful candidate’s exact pay will be determined based relevant job‑related factors, including any of the following: candidate’s experience, skills, and qualifications, as well as geographic and market considerations. We are committed to ensuring fair and competitive compensation for all employees and comply with all applicable salary transparency laws.
Equal Employment Opportunity Employer
Legence and its affiliate companies are proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), marital or familial status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, other non‑merit‑based factors, and any other characteristic protected under applicable local, state or federal laws and regulations.
EEO is the Law
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Worksite address
fairfax, VA, 22032, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.