Service Assurance Technician
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Before you apply
LocationCZ Remote
Work moderemote · Czechia
Typefull-time
SeniorityMid
Experience2+ yrs
Company size1,001–5,000 people
PostedOct 28, 2026 · 1w ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
2+ years of experience in a Telco, Service Provider, or similar environment
Strong troubleshooting and fault-diagnosis skills
Good understanding of BGP, OSPF, ISIS, and EIGRP
Experience with Layer 2 technologies, including VLANs, STP, and LACP
Knowledge of MPLS, L2VPN, and L3VPN services
Strong communication, customer service, and problem-solving skills
Cisco IOS and hardware experience
Juniper JUNOS experience
Certifications such as CCNA, JNCNA, Fortinet FCA, or Palo Alto PCNSA/PCCSA
Experience with SD-WAN, Security, and SASE technologies
Experience in a NOC or Service Operations environment
Skills
BGP
OSPF
ISIS
EIGRP
VLANs
STP
LACP
MPLS
L2VPN
L3VPN
Cisco IOS
Juniper JUNOS
SD-WAN
SASE
Service Assurance Technician
At GTT, our Service Assurance Team manages and maintains GTT’s international network, delivering exceptional support to customers worldwide. As a Service Assurance Technician, you will be responsible for troubleshooting network issues, managing incidents through resolution, and ensuring a stable, resilient, and high-performing network environment.
What You’ll Be Doing
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Provide break/fix support across GTT’s global network.
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Own and drive incidents through to successful resolution.
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Perform technical validation, troubleshooting, and escalation management.
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Work closely with customers, vendors, and internal teams to resolve service issues.
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Configure network devices and support service migrations.
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Proactively identify recurring issues and drive preventative actions.
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Maintain accurate documentation and customer communications.
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Ensure operational procedures and best practices are followed.
What We’re Looking For
Essential
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2+ years of experience in a Telco, Service Provider, or similar environment.
•
Strong troubleshooting and fault-diagnosis skills.
•
Good understanding of BGP, OSPF, ISIS, and EIGRP.
•
Experience with Layer 2 technologies, including VLANs, STP, and LACP.
•
Knowledge of MPLS, L2VPN, and L3VPN services.
•
Strong communication, customer service, and problem-solving skills.
Nice to Have
•
Cisco IOS and hardware experience.
•
Juniper JUNOS experience.
•
Certifications such as CCNA, JNCNA, Fortinet FCA, or Palo Alto PCNSA/PCCSA.
•
Experience with SD-WAN, Security, and SASE technologies.
•
Experience in a NOC or Service Operations environment.
Working Pattern
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Extended business hours.
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Remote working model
Why GTT
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Adaptive mindset: A fast‑moving, start‑up‑style environment that encourages learning and innovation
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Collective impact: Close collaboration with product, engineering, and operations teams
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Customer ownership: Delivering stable, secure network platforms customers depend on
About the company
You’ll join a highly capable team where technical expertise, accountability, and continuous improvement are valued.
Our Commitment
GTT is committed to inclusion, fairness, and equal opportunity. We encourage applications from candidates of all backgrounds and experiences.