li>Proven experience with installation, maintenance, and troubleshooting of various telecommunications systems (e.g., VoIP, PBX, fiber optics, copper cabling) and associated equipment such as: various pathways and cable trays, various cabinet and racks, various telecommunications devices, prefabricated components and assemblies, and telecommunications grounding systems. June 17, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.