By Light Professional IT Services LLC is a rapidly growing IT and cybersecurity solutions provider, specializing in C5ISR (Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, and Reconnaissance), cloud services, modeling & simulation, and enterprise IT solutions. Founded in 2002, By Light serves U.S. Department of Defense, Intelligence Community, and federal civilian agencies, as well as commercial customers. The company is committed to delivering mission-critical solutions that enhance operational effectiveness and security, leveraging cutting-edge technology and a deep understanding of client needs.
Serves as the central hub for corporate strategy, executive leadership, business development, and administrative operations, supporting By Light's nationwide and global service delivery.
Modern office facilities located in a prominent business park, designed to foster collaboration and innovation. Proximity to key government clients and partners in the National Capital Region.
A dynamic and mission-focused environment encouraging teamwork, continuous learning, and dedication to client success. Emphasis on innovation and technical excellence, with a strong commitment to supporting national security objectives.
Strategically positioned in the National Capital Region, facilitating close engagement with federal government clients and access to a rich talent pool. Key for managing By Light's growth and diverse portfolio of complex projects.
By Light Professional IT Services primarily supports U.S. government and defense missions, which includes deploying personnel and solutions to various CONUS (Continental United States) and OCONUS (Outside Continental United States) locations as required by client engagements. While specific permanent international offices may be limited, their operational reach extends globally to support military and federal agency requirements worldwide, including IT infrastructure, cybersecurity, and C5ISR systems in diverse theaters of operation. This often involves embedding teams at government sites or deploying field service representatives to support critical missions.
8484 Westpark Drive, Suite 600
McLean
VA
USA
Address: 12700 Black Forest Road, Suite 200, Colorado Springs, CO 80908
Supports key U.S. Space Force, U.S. Northern Command, and other Department of Defense clients located in and around Colorado Springs. Serves as a center for technical talent and innovation in the Rocky Mountain region.
Address: 4210 Columbia Road, Suite 3A, Martinez, GA 30907
Provides direct support and specialized expertise to critical cyber missions and initiatives in the Augusta/Fort Gordon area, a key center for U.S. cybersecurity.
Address: 1777 NE Loop 410, Suite 1250, San Antonio, TX 78217
Strategically located to serve Joint Base San Antonio and other significant military and government installations, providing localized expertise and rapid response capabilities.
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As of April 2025, By Light Professional IT Services' leadership includes:
By Light Professional IT Services has been backed by several prominent investors over the years, including:
By Light has strengthened its executive team over the past year with key appointments in human resources and legal departments, reflecting its continued growth and focus on strategic talent management and corporate governance. These additions support the company's expansion and commitment to operational excellence.
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By Light Professional IT Services typically utilizes common corporate email formats. The most prevalent patterns are likely [first initial][last name]@bylight.com (e.g., jdoe@bylight.com) and [first name].[last name]@bylight.com (e.g., jane.doe@bylight.com). Variations may exist depending on internal policies.
[first_initial][last]@bylight.com, [first].[last]@bylight.com
Format
jdoe@bylight.com, jane.doe@bylight.com
Example
75%
Success rate
By Light Website • November 1, 2023
By Light Professional IT Services announced the appointment of Mike Osborne as its new Chief People Officer. Osborne will lead all aspects of By Light’s human resources strategy, including talent acquisition, leadership development, compensation and benefits, and employee engagement programs....more
By Light Website • August 1, 2023
By Light Professional IT Services announced that Tom Nixon has joined the company as General Counsel. Nixon will be responsible for overseeing all legal matters for the company, including corporate governance, M&A, litigation, and compliance....more
GovConWire • February 1, 2023
By Light Professional IT Services has secured a potential $49 million contract from the Defense Information Systems Agency (DISA) to provide operations and maintenance for Joint Regional Security Stacks (JRSS). The contract involves supporting the network security architecture that provides a common security baseline for the Department of Defense Information Network (DoDIN)....more
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