About the posting
“The Senior Engineer/Designer will work independently on multiple concurrent projects, both in design and construction, and be responsible for the preparation of contract documents and specifications for complex building systems.”
Read the full posting on Allen + Shariff's site
Seen live Oct 23, 2026; first seen Oct 22, 2026.
Pay in context
Allen + Shariff does not list pay for this role. 73 percent of engineering (not software) postings in Chicago, IL do; their median is $114,565.
How long it has been open
Posted Jul 29, 2026, 87 days ago, and seen on Allen + Shariff's careers page today.
At 87 days old, it is over the 72-day median.
Allen + Shariff at a glance
Allen + Shariff has 8 open postings that we can see, 5 in engineering (not software); 13 percent list pay.
The application
Applying goes through Workable.
We help you prepare; the form is filled by you.
Seniority
Level: senior.
The posting mentions 10+ years.
Place and cost of living
On site in Chicago, IL; prices in IL run 0 percent below the US average.
More engineering (not software) jobs in Chicago, IL that list pay
The engineering (not software) market in Chicago, IL
48 engineering (not software) postings in Chicago, IL are open right now, from 18 employers.
Half of them have been open 72 days or less.
From Allen + Shariff's posting
This is Allen + Shariff's own text, as published on its job board. We last checked it on Oct 23, 2026. Apply on Allen + Shariff's site. We remove a posting when the employer closes it.
Apply on Allen + Shariff's site
Allen & Shariff is an international MEP engineering firm providing consulting and design services in the United States and Mexico, and project management services in the Middle East. Our mission is to engineer an exceptional level of personal care and connection designed to help our clients, employees, and communities thrive. We have fun at work doing what we love to do and are proud to be certified as a “Great Place to Work.” A+S is seeking a Senior Mechanical Engineer or Designer to join our growing Chicago team. The Senior Engineer/Designer will work independently on multiple concurrent projects, both in design and construction, and be responsible for the preparation of contract documents and specifications for complex building systems. This encompasses advanced calculations, systems analysis, quality control of finished projects, and field/construction coordination activities. Responsibilities
- Perform full design of HVAC systems, including full equipment selection, for medium to large commercial projects
- Analyze system options and evaluate existing systems where appropriate.
- Coordinate all aspects of project document completion within A+S and externally with clients.
- Complete full design in accordance with code. Production is performed using AutoCAD & Revit depending on preference of architect.
- Write specifications.
- Provide bid and construction phase services including reviewing bids, answering RFIs, reviewing shop drawings, participating in project walk-throughs, and providing field observation reports.
- Must be proficient in a variety of HVAC systems and shall be considered a technical expert and resource to the office.
Requirements
- Bachelor’s degree in Mechanical Engineering (or Architectural Engineering with a Mechanical focus)
- At least 10 years of relevant experience
- AutoCAD & Revit proficient
- PE preferred
#LI-Onsite
Benefits
- Bonus Pay
- Generous Paid Time Off
- Employee Referral Program
- Medical Insurance
- Flexible Spending Account
- Company contribution to Health Savings Account
- Employee Assistance Program
- Wellness Reimbursement Plan
- Dental Insurance
- Vision Insurance
- Life Insurance
- Short & Long-Term Disability Insurance
- 401(k) Plan with Company Match
- Tuition Reimbursement Program
- Professional Development Assistance
- Paid Pregnancy Leave
- Paid Parental Leave
- Paid Community Service Leave