Sr. Field Service Technician
Job in
Oxon Hill, Prince George's County, Maryland, 20745, USA
Listed on 2026-06-02
Listing for:
CACI International
Full Time
position Listed on 2026-06-02
Job specializations:
-
IT/Tech
IT Support, Network Administrator, Systems Engineer, Technical Support
Job Description & How to Apply Below
Sr. Field Service Technician
Job Category:
Information Technology
Time Type:
Full time
Minimum Clearance Required to Start:
None
Employee Type:
Regular
Percentage of
Travel Required:
Up to 50%
Type of Travel:
Local
* *
* *
* The Opportunity:
*
* CACI is seeking a Field Service Technician to join our technical operations team supporting the Department of Homeland Security. This role is responsible for on-site incident management, troubleshooting, and maintenance of enterprise network, unified communications, audio/visual, and multimedia systems-including cable distribution solutions-across DHS sites. The Field Service Technician works in a 24/7/365 environment, responding to incidents, fulfilling requests, and ensuring optimal operation of network and communications infrastructure, inside and outside of the National Capital Region (NCR).
*
* Note:
** This position requires regular travel outside the National Capital Region (NCR) and participation in an on-call rotation. The Field Service Technician is expected to support a wide range of network and communications technologies, with a primary focus on LAN and unified communications systems, and secondary support for cable distribution and A/V systems.
** Responsibilities:*
* + Respond to dispatch requests and resolve incidents related to LAN infrastructure, network devices, unified communications, and multimedia systems at DHS sites.
+ Manage, troubleshoot, and maintain LAN infrastructure, network devices, and unified communications systems (including Cisco Call Manager, VoIP, Microsoft Teams, video conferencing technologies, and Microsoft Teams Rooms).
+ Provide first-line fault monitoring and troubleshooting for network, audio/video, unified communications, and cable distribution systems using network management tools.
+ Identify, isolate, and resolve network faults, including issues with multimedia streaming, video teleconferencing (VTC), integrated AV systems, and cable/satellite TV distribution.
+ Perform installation, configuration, maintenance, and troubleshooting of A/V and cable distribution equipment such as displays, projectors, microphones, speakers, cameras, control systems, amplifiers, splitters, and combiners.
+ Support setup, operation, and maintenance of Microsoft Teams Rooms and cable distribution solutions, ensuring reliable connectivity and optimal audio/video quality.
+ Conduct preventative maintenance checks, signal quality checks, and software updates to ensure optimal system performance for network, A/V, and cable distribution systems.
+ Provide technical support for end-users experiencing issues with their unified communications, A/V, or cable distribution systems, including remote troubleshooting and on-site assistance.
+ Perform rack/unrack, install/uninstall, repair/replace, and setup/rebuild servers, network devices, and cable distribution equipment in network/computer rooms.
+ Document, track, and coordinate incidents and service requests in Service Now, including root cause analysis and timely closure.
+ Join troubleshooting bridge calls for major incidents and communicate directly with end-users, vendors, and other support teams.
+ Assist with implementation and testing of new network, unified communications, A/V, and cable distribution solutions, and support operational improvements.
+ Contribute to documentation in the Knowledge Base, Standard Operating Procedures (SOP), work instructions, and job aids.
+ Continuously cross-train in systems, network administration, telephony, A/V, and cable distribution technologies.
+ Inspect and maintain network and computer rooms, including cable management and cable repair.
+ Perform additional duties as assigned.
*
* Qualifications:
*
* _
Required:
_
+ Ability to obtain DoD Security Clearance.
+ Ability to obtain Department of Homeland Security (DHS) Entry On Duty (EOD) - Active EOD preferred.
+ Bachelor's degree + 8 years of applicable experience.
+ At least one of the following certifications:
Cisco Certified Network Associate (CCNA), CompTIA A+, Network+, or Security+.
+ ITIL Foundation certification (not required to start but expected to attain in first six months).
+ Strong technical knowledge of LAN, network devices, unified communications technologies, and cable distribution systems.
+
Experience with Cisco Unified Call Manager, Cisco VoIP, Microsoft Teams, video conferencing products, and cable distribution solutions.
+ Ability to troubleshoot complex network, audio/video, unified communications, and cable distribution issues.
+ Experience using Service Now or similar service management software.
+ Ability to travel locally and long distance (within continental United States) as required - travel up to 50%
+ Work on-call rotation to respond to incident escalations.
+
Experience with cable infrastructure standards and compliance with safety regulations.
+ Ability and desire to learn new technologies (servers, switches, virtual hosts, etc.).
_Desired:_
+ Previous DHS or DoD experience.
+ Relevant hands-on Microsoft Windows…
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