Tech Specialist, Netwk Svcs Maintenance at AT&T Careers - AT&T Careers
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Tech Specialist, Netwk Svcs Maintenance

Bangalore, India

Network support specialist - LAN / firewall /Load balancer / Security / proxy – with Wan knowledge

Roles and Responsibilities:
Act as part of an existing network support team , perform technical support on the following technologies :
Routing and Switching
Load balancer
Firewall / Security
Proxy / IDS / IPS

• Utilizes good troubleshooting skills to quickly provide quality solutions for customer issues
• Provides timely updates to customers/team members
• Understands the criticality of cases and meets initial response time as defined in SLA.
• Analyzes performance against SLAs, proactively manages issues and ensures implementation of corrective action.
• Sets clear expectations and commitments during the investigative phase, through the resolution phase and follows through on commitments made

Operational Excellence
• ITSM Process Compliance & Keeping all relevant documents up-to-date.
• Individual responsible for day-to-day delivery and management including customer relationship and overall one shared delivery team.
• Supporting system implementations and integrations, systems analysis and diagnosis, trouble-shooting, performance analysis and resolution.
• Problem Management: Ensure that problem tickets are created and reviewed periodically on a proactive basis.
• Responsible for keeping the project SharePoint portal/file share up-to-date.
• Documents the problem/resolution to allow for future reference in Knowledge Database
• Change Management: Prepare the Implementation and fallback plan for the changes .Ensure that the changes are tested before actual implementation.
• Participate in regular delivery audits
• Document and maintain the standard operation procedures for the project.

• Responsible for helping to meet the cost of delivery targets as communicated to him by his Manager.
• Achieve in technical competency through continues improvement and automation for reduction in man efforts.
• Co-operates and works well with others in the pursuit of team/project goals and effective inter personal behavior.
• Responsible for maintaining high employee satisfaction and employee morale
• Effective Verbal and Written communication

Key Competencies and Skills:
2) Load balancer Cisco / F5
3) Firewall – ASA /checkpoint / Fortinet

• Minimum 6 years of overall experience with 4 years’ experience in L3 network Support. Proven ability in learning and upgrading new technologies/technical skills.
• Solid understanding and experience in managing Data center LAN
• Must be able to demonstrate excellent troubleshooting and problem solving skills . Good communication skills
• Good understanding (Of L3 Level) of Switching & routing protocols, and products like : H3C Device, Alcatel Lucent DWDM, Checkpoint firewalls, F5 Load Balancer, IPAM, Netscout Packet Capture and Flow Analyzer
• Management of onsite vendors - During implementation activity and day after support.
• Escalation point for network implementation issues - Telco, Cabling, and Managed Service Vendor
• Analyze/solve application -related problems - Use advanced network troubleshooting techniques required to analyze and solve application-related problems within large geographically dispersed networks as needed.
• Analyze/solve advanced Switching/routing problems - Apply advanced network troubleshooting techniques required to analyze and solve protocol routing problems within large geographically dispersed networks.
• Analyze/solve application -related problems - Use advanced network troubleshooting techniques required to analyze and solve application-related problems within large geographically dispersed networks as needed.
• Configure network switches/VLANs/VTP - Implement features of each communication type in a large network. Implement features of a Layer 2 switch. Implement features of routers and VLANs. Identify differences between end-to-end and local VLANs. Establish guidelines for creating and deleting a VLAN in global mode.
• Configure virtual LANS/ trunk protocols - Configure virtual LANS (VLANS) and VLAN trunk protocols in a switched network.
• ITIL V3 Foundation Certification is desired

Education and Qualifications:
Diploma / BE

Additional Information:
Job ID 152724 Date posted 05/10/2018

Interesting to work with AT&T which always expected their employees to groom.


You will always get the credit for your work and also will be appreciated. Even in this much of big team you will always be recognisable.


Deadlines they are giving is very short period. So, always need to extend our times in the office and sometimes need to work on holidays.

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