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About the Role

As an Executive Assistant at Trinity- JB&B, you are treated as a true business partner in a collaborative, supportive, and respectful culture. This role offers continuous learning opportunities, exposure to the industry, and the chance to take on creative projects beyond traditional executive support.

Responsibilities

• Manages complex calendars for assigned Leadership Team, proactively identifying and resolving scheduling conflicts.
• Oversees meeting logistics, including appointment management and distribution of meeting invitations.
• Coordinates conference room bookings and ensures proper setup for teleconferences and video meetings.
• Collaborates with the executive assistant team and firmwide stakeholders to ensure smooth daily operations.
• Arranges domestic and international business travel, including flights, itineraries, and accommodations.
• Manages expense reports, receipts, reimbursements, and credit card reconciliations.
• Maintains professional licenses and tracks PDH credits across multiple states.
• Organizes internal and external meetings, including engagements with employees and clients.
• Provides backup support for executive assistants during absences.
• Assists the Office Operations team with office internal events and manages Leadership Team meetings and/or off-site programs.
• Manages Department of Buildings filing paperwork and submissions.
• Handles sensitive information with discretion and maintains confidentiality.
• Performs additional administrative duties as assigned.

Requirements

• Bachelor’s degree or equivalent experience
• 5+ years of experience supporting C-level executives
• Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint)
• Excellent written and verbal communication skills
• Strong organizational and time-management abilities
• High level of professionalism and confidentiality
• Ability to work independently and as part of a team
• Experience with travel coordination and expense reporting tools (e.g., Concur)

Skills

• Microsoft Office Suite (Outlook, Word, Excel, PowerPoint)
• Travel coordination
• Expense reporting tools (e.g., Concur)

Location

• New York
• Boston
• Philadelphia

Work Type

• Hybrid

Experience Level

• 5+ years of experience supporting C-level executives

Education Level

• Bachelor’s degree or equivalent experience

Salary/Compensations

• $36.06 - $45.67 per hour

Benefits

• 401k employer match
• Stock options
• Paid time off (PTO)
• Volunteer program
• Employee resource groups
• Training and professional development courses through JB&B University

About the Company

• Founded in 1915, Jaros, Baum & Bolles (JB&B) is an engineering firm specializing in mechanical, electrical, and plumbing (MEP) systems.
• In October 2025, JB&B joined forces with Trinity Consultants, operating within Trinity’s Built Environment division.
• JB&B offers access to a broader portfolio of international projects and clients, enhanced career mobility, and interdisciplinary collaboration.
• The company blends a rich history with forward-thinking design, including smart building systems and deep carbon reduction strategies.
• With over 400 professionals, the company fosters mentorship, teamwork, and continuous learning.
• Offers opportunities to work on transformative projects across commercial, healthcare, aviation, life sciences, and data center sectors.

Equal Opportunity

• Jaros, Baum & Bolles is an equal opportunity employer. All qualified candidates will receive consideration for employment without regard to race, ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law.