Marketing Assistant II

SESI Consulting Engineers, founded in 1976, is a well-established, progressive, consulting engineering firm in Parsippany, N.J. SESI has earned an excellent reputation for providing innovative Geotechnical, Site/Civil, and Environmental engineering solutions for owners, developers, and the construction industry throughout the NJ, NY, CT region.

SESI Consulting Engineers has been selected as one of NJBIZ’s "FASTEST GROWING" Companies and Inc.'s "5000 America’s Fastest-Growing Private Companies".

Join a company recognized for providing solutions, excellence, service, and integrity. We seek dynamic individuals to support organic growth

SESI offers a competitive compensation and benefits package which includes medical, dental, vision insurance, 401(k), paid time off, tuition reimbursement, professional development assistance, bonus potential, employee engagement activities, just to name a few. SESI also engages its employees in all aspects of its projects and encourages them to participate in design and project management functions to their full potential.

The Marketing Assistant II supports various cross‑functional areas like administration, operations support, as well as outside vendors, and consultants to implement the marketing strategy of the firm. This position is expected to operate with supervision from a manager. As directed, this position will require you to support other departments and managers in order to fulfill the immediate requirements of the firm.

This person will showcase and promote SESI’s and Eco Stable’s services and values.

• Create and edit graphic assets including templates, draft engaging copy for social media posts, advertising, and website content.
• Post and schedule content across platforms, under guidance.
• Assist in managing social media, intranet, and website performance by gathering insights.
• Maintain and organize digital assets and files for easy retrieval.

• Assist in creating marketing materials (e.g., brochures, newsletters) as directed by the Marketing Manager.
• Proofread communications and marketing materials for grammar, spelling, and consistency.
• Contribute to the completion of the marketing portions of RFPs, applying careful attention to accuracy and formatting.
• Work with other departments to support their goals of communication to internal and external audiences.
• Collect materials, including project and people photos, for content creation ranging from office design to event handouts.

• Support management of the client contact information and distribution lists.
• Process sponsorship registrations and assist in completing award applications.
• Assist in event preparation (company, conventions, career fairs) ensuring logistical details and materials are accounted for.

• Participate in team meetings and contribute ideas for marketing initiatives.
• Take ownership of assigned tasks, flagging issues or uncertainties early.
• Engage in ongoing professional development to improve marketing, communication, and problem‑solving skills.
• Assist in coordinating monthly marketing meetings, encouraging employee participation.

This job has no supervisory responsibilities.

Communications
- Expresses ideas and thoughts verbally; expresses ideas and thoughts in written form; exhibits good listening and comprehension; keeps others adequately informed; selects concise and uses appropriate communication methods. Applies excellent editing, writing, and grammar skills to personal and marketing communications. Adapts communication style to audience.

Cooperation
- Establishes and maintains effective relations; exhibits tact and consideration; offers assistance and support to co‑workers; works cooperatively in group situations; works actively to resolve conflicts.

Critical Thinking and Judgement
- Evaluates information, anticipates implications, weighs alternatives, and makes sound decisions within established guidelines. Recognizes when to elevate issues versus when to resolve independently.

Customer Service
- Manages difficult or emotional customer situations; responds…