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"I find it incredibly rewarding to be out and see customers enjoying a product I spent my time perfecting."
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Job Description:
As a Senior Specialist, Network Technology Support / Mobility Ethernet Reliability – Tier 2 Technician, you play a critical role in maintaining and troubleshooting the RAN Transport network that supports AT&T’s wireless infrastructure, including 4G and 5G services.
What you’ll do (support and use)
Network maintenance & repair
Support transport/network elements and site equipment such as MSNs, SIADs, DaFi, Small Cells, microwave systems, and NTEs.
Remote troubleshooting & restoration
Diagnose and resolve network incidents remotely by connection to live devices in the network in CLI and GUI and by using internal tooling, trouble tickets, calls, and email.
Perform detailed technical analysis, determine root cause where possible, and define/drive next steps to restore service.
Collaboration & coordination
Coordinate with internal teams, Local Exchange Carriers (LECs), field technicians, and vendors to execute repairs and service restorations.
Escalation & outage management
Own/participate in escalation management and respond to major incidents (e.g., SEV1/1E, SEV2/SEV3), including tracking, communication, and driving resolution.
Technologies you’ll work with
Devices / platforms
Routing & resiliency protocols
OSPF, BGP, HSRP, VRRP, BFD
Static routing (IPv4/IPv6)
Troubleshooting focus areas
Layer 1: cabling, optics/SFPs, interface cards/modules
Layer 2: VLAN down/misconfig, ARP issues
Layer 3: packet loss, multicast/broadcast/unicast forwarding issues
Qualifications & skills
Strong spoken and written English
Strong collaboration skills for cross-team cooperation
CCNA/CCNP or equivalent hands-on knowledge
Basic UNIX/Linux understanding
Training/mentoring/lecturing experience
3–4 years of telecommunications network experience preferred
Degree in Telecommunications, Computer Science, Engineering, or related field preferred
Work environment
Hours: 05:00–16:00 local time (EMEA), with weekend rotation
Location: Flex worker (typically 1–3 days/week onsite in Brno)
Salary Range: from 94 600 - 140 000 CZK gross a month. The actual salary is based on your skills, experience and knowledge.
Weekly Hours:
Time Type:
Location:
It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.
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