Site Support Engineer - Senior with Security Clearance

Site Support Engineer – Senior: ReliaSource is seeking Senior Site Support Engineers to provide advanced technical support and serve as primary IT resources at designated TSA airports and facilities. Senior Engineers perform the responsibilities of a Site Support Engineer while independently resolving complex incidents, supporting priority users, coordinating site-level technical activities, and maintaining operational continuity. • Provide advanced troubleshooting and resolution of complex endpoint, peripheral, connectivity, and infrastructure issues.

• Serve as the primary technical resource for assigned TSA locations, maintaining detailed knowledge of local infrastructure and operating requirements.
• Provide priority technical support to TSA leadership, Federal Security Directors, law-enforcement personnel, and other designated users.
• Coordinate incident resolution with the SPOC, regional management, engineering teams, and other service providers.
• Lead or coordinate equipment refreshes, infrastructure maintenance, IMAC activities, and other field projects.
• Maintain site documentation, technical procedures, equipment records, and knowledge-transfer materials.
• Provide technical guidance and backup support to other field engineers.
• Prioritize competing service requests, maintenance activities, and project requirements.
• Support major incidents, service restoration, and continuity activities.
• Maintain required TSA suitability, facility access, and airport security credentials Qualifications:
• Substantial experience providing enterprise IT field support, desktop support, or infrastructure support.
• Demonstrated ability to independently resolve complex technical incidents.
• Strong knowledge of enterprise computing environments, peripherals, networking, and physical IT infrastructure.
• Experience coordinating technical activities with remote engineering teams and customer stakeholders.
• Strong troubleshooting, communication, documentation, and organizational skills.
• Ability to serve as the primary technical resource at an assigned customer location.
• Ability to obtain required TSA suitability and facility access credentials.
• Federal IT support experience, TSA/DHS environments, major airport operations, ServiceNow, and mission-sensitive technical support.