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TSE is a full-service electrical and communications technology systems engineering firm with a longstanding track record of success in the rail transit industry. We provide design engineering and construction management services to public and private sector clients, delivering design/build support and comprehensive design services during construction of transportation and facility systems for large-scale infrastructure projects. 


Our engineering team specializes in Train Control, Signaling, Communications, Electrical Systems, Technical Project Management and Support. TSE's longstanding commitment to the safe, flexible and efficient delivery of world-class engineering services enables us to meet the needs of vital projects in the future.
In partnership with our clients, we leverage our expertise in systems planning, programming, design, implementation, testing, commissioning, and start-up. We develop drawings, specifications, and provide other consulting services such as reports, schedules, and cost estimates. Our seasoned engineering staff prepares drawings for equipment layouts, raceway systems, and cabling including power, controls, Fiber Optic and Ethernet Data. 

Quality | Technology | Innovation 


TSE Solutions


Our highly experienced engineers specialize in the expert integration of Systems, Verification & Validation, Field Testing, 

Commissioning, System-to-System, and System-to-Infrastructure.


TSE provides its clients comprehensive analyses of a range of project details: Transit Designs, Special 

Requirements, Contracts, 

Train Control and Signals, DC Electrification and Communications Technology.


Our systematic design approach ensures that systems are built in compliance with client requirements, are within budget and are fully integrated into existing systems.


Construction and Program Management services by TSE go beyond just client needs. We also adhere to industry standards, regulations and best practices.  


We offer a range support services for all your transit needs. We manage contract documents, training materials, manuals, testing procedures and systems engineering reports.


TSE promotes a healthy and dynamic balance between human and natural resources. We incorporate sustainable, eco-conscious practices in the engineering design cycle and business operations.

For design-build projects, TSE provides expertise in design and execution. We manage projects from crafting project scope and contract agreements, to pre-construction and all processes until project completion.

We design engineering solutions that incorporate Supervisory Control and Data Acquisition (SCADA) software applications to enhance safety, efficiency and the overall rider experience.


Recognizing that TSE’s primary services are very technologically specialized, we offer training programs, formal and informal for our employees, featuring a well-rounded series subjects.

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Meet the TSE Team

The TSE team of world-class transit engineering professionals is ready to provide your project a one-stop shop for Transit Systems Solutions. Our experts – from our headquarters in the San Francisco Bay Area to satellite offices nationwide – can assist you in all your rail systems engineering needs.


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TSE Acquires Consulting Firm ACI, Forming Next-Generation Systems Engineering Group

TSE has announced that it has acquired systems engineering consulting firm Armand Consulting Inc. (ACI) to form a group partnership to meet the nation’s growing transit infrastructure needs.

The new TSE-ACI group forms an innovative, next generation engineering firm, delivering clients and partners the smartest, most progressive multimodal transit solutions and services for complex infrastructure projects.

Learn more about the new TSE-ACI group partnership here.