Senior Mechanical Engineer
Confirmed on the employer's own hiring board on Oct 11, 2026. First seen by Alion on Oct 10, 2026.
Overview
We have an immediate need for a Sr. Mechanical Engineer for our Edison, NJ location.
Come join our team! We are looking to build services and capabilities through the growth of our key asset- our staff. Ranked among the nation's top A/E firms by Engineering News-Record, LiRo-Hill provides construction management, engineering, environmental, architectural, and program management solutions. You can become part of an organization that has a strong track record and is looking to strengthen relationships and capabilities to continue being a trusted resource for our clients in the public and private sector. We are proud to be known as an “Integrated Construction, Design and Technology Solutions” firm and we have delivered on that label time and again.
Recently, Global Infrastructure Solutions Inc. (GISI), the parent company of The LiRo Group and Hill International, Inc. consolidated a portion of the highly experienced staff of both LiRo and Hill in the Northeast to create a larger, more efficient, and cost-effective team to serve clients. LiRo-Hill is a 1100-person firm with offices in NYC, Long Island, Buffalo, Rochester, Boston and Edison, NJ.
Responsibilities
In this role, you will lead the design and development of HVAC systems for commercial, industrial, municipal, and healthcare facilities. Additional responsibilities will include:
- Lead the design and development of HVAC systems for commercial, industrial, municipal and healthcare facilities.
- Perform load calculations, energy modeling, and system sizing using industry-standard software.
- Prepare detailed mechanical drawings, specifications, details and controls diagrams.
- Coordinate with multidisciplinary teams including architects, structural engineers, and other stakeholders.
- Conduct site visits, field inspections, and construction administration including review of shop drawings, RFIs etc.
- Mentor junior engineers and provide technical guidance.
- Perform QA/QC reviews of projects to ensure high standards of quality are maintained.
- Ensure compliance with local codes, standards and client requirements.
- Interface with clients, attend project meetings, and present technical solutions.
- Participate in project sales proposals and interviews.
- Conduct site assessments and generate comprehensive technical reports.
Qualifications
- Bachelor’s degree in Mechanical Engineering
- Professional Engineer (PE) license required
- Minimum of 10 years of relevant experience in HVAC design
- Proficiency in AutoCAD, Revit, Microsoft Excel, Word, Teams and HVAC design software (e.g., Trane Trace, HAP)
- Strong knowledge of mechanical codes, energy efficiency standards, and sustainable design practices
- Excellent leadership, mentoring and project management skills
- Strong technical writing and communication skills
- Certifications or Licenses (if required): PE License, NY, NJ
We are committed to your success, and we invest in your growth and development to unlock your full potential.
- Competitive Total Compensation Package
- Employee- Only Stock Purchase Plan
- Mentoring programs
- Continuing Education Program
- Employee referral bonus
- Volunteer/Industry association opportunities
Our Culture:
We believe in the power of collaboration. We work hard to build a corporate culture that empowers all our employees to freely share their ideas, know their presence, and contributions are truly valued, fostering a climate where our employees are enabled to maximize their full potential.
-We offer a comprehensive benefits package and a positive work environment
-Compensation: Minimum: $150,000: $170,000. The range provided is the salary that the Firm in good faith believes at the time of this posting is willing to pay for the advertised position. Exact compensation will be determined on the individual candidates’ qualifications and location.
- The selected candidate must be authorized to work in the United States; Visa sponsorship is not available for this role.
LiRo-Hill is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to age, race, color, creed, religion, national origin, ancestry, marital status, sex, affectional or sexual orientation, gender identity or expression, or protected veteran status; and will not be discriminated against on the basis of disability.