SI Engineering, P.C.

10/23/2026

Transportation systems must serve many users while balancing safety, accessibility, reliability, and efficiency.

SIE supports complex transportation projects through planning and design, traffic operations, demand management, ITS asset management, safety analysis, parking studies, corridor studies, maintenance and protection of traffic planning, and other engineering services.

Read more: https://tinyurl.com/4ts23a66

10/21/2026

At the 50th Street and 86th Street Stations along the Broadway–7th Avenue Line, SIE is providing condition assessment and inspection services to support station component improvements.

The work includes evaluating platform and mezzanine components, CCTV replacement needs at 50th Street, ventilator conditions at 86th Street, and coordination related to accessibility and historic preservation requirements.

Read more: https://tinyurl.com/53r8yxzv

As a subconsultant, SI Engineering, P.C. (SIE) provided condition assessment and inspection services for station component improvements at 50th Street and 86th Street Stations along the Broadway 7th Avenue Line. The overall project included incorporating platform- and mezzanine-level component repai...

10/19/2026

From bridges and roadways to transit systems and public facilities, infrastructure projects rely on experienced professionals across many disciplines.

SIE offers opportunities to contribute to projects that help support the transportation systems and communities of the New York metropolitan area.

Explore openings: https://tinyurl.com/ywv3jk45

10/16/2026

Facilities depend on multiple systems working together, making a comprehensive assessment essential for understanding overall condition and compliance.

SIE’s multidisciplinary inspection professionals evaluate structural components, building systems, accessibility, and code compliance to help clients better understand the condition of their facilities.

See more here: https://tinyurl.com/3krh6fp8

10/14/2026

At the Throgs Neck Bridge, SIE is supporting pier and ramp rehabilitation, site improvements, and new salt and general storage structures through electrical, lighting, and MPT/civil design services.

SIE’s work includes lighting and power design, roadway access and utility relocation coordination, design package development, and construction support through RFI, submittal, and shop drawing reviews.

Learn more: https://tinyurl.com/ydc9udcp

As a subconsultant, SI Engineering, P.C. (SIE) provided electrical and lighting engineering design and MPT / civil design services in support of pier and ramp rehabilitation, site improvements, and new salt and general storage structures at the Throgs Neck Bridge. SIE provided electrical and lightin...

10/12/2026

Today, SIE recognizes Indigenous Peoples’ Day and honors the histories, cultures, traditions, and contributions of Indigenous communities.

We acknowledge the lasting impact Indigenous peoples have had, and continue to have, on communities across the country.

10/09/2026

Transportation improvements can address mobility, reliability, and street safety within the same corridor.

NYC DOT recently completed the Tremont Avenue busway in the Bronx, creating dedicated bus priority along the Bx36 route while incorporating intersection and pedestrian safety improvements. The project also lays the groundwork for future bus rapid transit and streetscape upgrades along the corridor.

Read more: https://tinyurl.com/34mz4vfr

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10/07/2026

Effective lighting design goes beyond visibility. It plays an important role in safety, security, energy efficiency, and how people experience the spaces around them.

SIE provides lighting design and consulting services for buildings, parks, parking facilities, bridges, roadways, streetscapes, tunnels, intersections, work zones, and other transportation environments, with designs developed around current codes, standards, and project requirements.

Learn more: https://tinyurl.com/yc8aen6p

10/05/2026

Today, we recognize World Architecture Day and the professionals whose vision and creativity help shape the buildings, public spaces, and communities around us.

SIE celebrates the architects and project teams who bring thoughtful design to life and create places that serve communities for generations.

09/30/2026

A strong engineering career is built through experience, collaboration, and the opportunity to contribute to projects that matter.

At SIE, professionals work across transportation, infrastructure, construction management, inspection, and engineering projects throughout the New York metropolitan area.

Explore career opportunities: https://tinyurl.com/ywv3jk45