GTT
Posted 2 days agoVerified live 1d ago
Service Assurance Engineer
Brief overview
Remote
UndergradOr in progress
2+ yrsMinimum
2 H-1B approvalsDept. of Labor
Network TroubleshootingSD-WANSASEBGPOSPFIS-ISEIGRPVLANsSTPLACPMPLSL2VPNL3VPNCisco IOSJUNOSCCNAJNCNA
About the company
GTT is a leading networking and security as a service provider for multinational organizations, simply and securely connecting people and machines to data and applications – anywhere in the world.
Visa sponsorship history
2 years sponsoring, last filed FY2026
Data powered by U.S. Department of Labor. This does not guarantee sponsorship for this specific role.2H-1B approved
100%approval rate
1new H-1B hires
$110,800median wage / yr
H-1B Petition ApprovalsVisas USCIS actually granted: the strongest sign the company sponsors.
20241
20261
LCA Certified ApplicationsAn early filing step, not a visa approval: it signals intent, not confirmed sponsorship.
20252
20261
Top sponsored roles
SAP Solutions Specialist IVSenior Software Engineer
Job description
Summary
GTT manages an international network and provides support to customers worldwide. The Service Assurance Engineer will troubleshoot network issues, manage incidents through resolution, configure network devices, support service migrations, and help maintain a stable, resilient, and high-performing network environment.
Responsibilities
- Provide break/fix support across GTT's global network
- Own and drive incidents through to successful resolution
- Perform technical validation, troubleshooting, and escalation management
- Work closely with customers, vendors, and internal teams to resolve service issues
- Configure network devices and support service migrations
- Proactively identify recurring issues and drive preventative actions
- Maintain accurate documentation and customer communications
- Ensure operational procedures and best practices are followed
Skills
- 2+ years of experience in a Telco, Service Provider, or similar environment
- Strong troubleshooting and fault-diagnosis skills
- Experience with SD-WAN, Security, and SASE technologies
- 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 in a NOC or Service Operations environment
Qualifications
Must Haves
- 2+ years of experience in a Telco, Service Provider, or similar environment
- Strong troubleshooting and fault-diagnosis skills
- Experience with SD-WAN, Security, and SASE technologies
- 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 Haves
- Cisco IOS and hardware experience
- Juniper JUNOS experience
- Certifications such as CCNA, JNCNA, Fortinet FCA, or Palo Alto PCNSA/PCCSA
- Experience in a NOC or Service Operations environment
Benefits
- Remote working model
- A fast-moving, start-up-style environment that encourages learning and innovation
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