India - Chennai

Senior Engineer (Network Security)

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Location: Bangalore/Chandigarh

Job Description

  • Engage with customers on escalated support issues or critical customer situations
  • Provide expert systems design, recommendations, and configurations
  • Perform in-depth diagnostics and troubleshooting using networking tools
  • Assist customers with testing or troubleshooting of networking or cloud service issues
  • Reproduce customer issues to verify problems and document steps to replicate for Support, Engineering and Operations teams
  • Maintain ticket database, logging issues and customer interactions
  • Become a cloud services expert through self-study, company training, and a desire to excel and become an expert
  • Limited travel – typically only for company training or meetings
  • Hours – Business hours support, possible shift work, possible on-call work
  • Other duties or projects, as assigned

Desired Skills

  • Strong verbal and written communication skills (English)
  • Bachelor of Science in Computer Science/Engineering or equivalently advanced industry certifications.
  • Minimum 3 years’ experience working as Support Engineer/ Sr. Support Engineer supporting networking or web security products
  • Working knowledge of networking and security products and enterprise network infrastructure.

Technical Skillset

  • Networking Experience – VPN technologies such as IPSec and VPN clients
  • Network Security (SSL/TLS, VPNs, Firewall, IDS/IPS)
  • Authentication systems such as LDAP, MS AD etc
  • Knowledge of protocols such as HTTP, SMTP, FTP, DNS
  • Basic experience with operating systems such as Linux, Unix, and Free BSD
  • Network troubleshooting experience – Familiarity with tools such as Ping, Traceroute, MTR, and Network Protocol Analyzers such as TCP, dump, Wireshark
  • Knowledge of protocols such as HTTP, SMTP, FTP, DNS
  • Working knowledge of Apache and IIS Web Server administration
  • Scripting knowledge (SHELL, Python, Perl) – not required, a plus

RAN Network Integration – Senior Engineer

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Designation: Senior Engineer

Experience:  2 to 8 Years

Work Location: Chennai or Hyderabad (Remote work Till Notified)

Scope Of Work:

– Integrating, SW Upgrading & Feature activations of 2G, 3G and 4G sites within SITs
– LTE Integration / Exp in NetAct/BTS tools is must.
– Excellent communication skills to handle the NAM business.
– Software upgrade of 2G/3G/4G nodes
– Swap and Modernization of 2G, 3G and 4G sites within standard and agreed on SITs
– Rehoming of 2G, 3G and 4G sites within Maintenance Window
– Local SW upgrade using BTS Manager and Remote Software upgrade using NetAct of LTE technology.
– Coordination and troubleshooting with field teams during activity.
– Highlighting technical issues to 2nd Level / Tier 2 Team in case any risk is foreseen during upgrades and integrations.
– Highlighting roadblocks to TLs in case any risk is foreseen to integrate and upgrade sites within SITs
– Filling in the checklist in Cronos for every NI activity performed
– Cross functioning and working in more than one NI projects based on seniority
– Adherence of NI process checklists
– Sending hand over emails to the customer after completion of activity based on project-specific process

Service Level: L1, L2 & L3

Product :
Radio equipment with 2G/3G/4G, NetAct, BTS tools
*Excellent Communication Skill
*Flexible to work in rotational shifts
*Keen to learn new technologies
*High level of customer focus & Integrity.

Ericsson RAN Network Integration Engineer

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Designation: Ericsson RAN Network Integration Engineer

Experience – 1 to 9 Years

Work Location: Chennai or Hyderabad (Remote work Till Notified)

Scope Of Work:
– Integrating, SW Upgrading & Feature activations of 2G, 3G and 4G sites within SITs
– LTE Integration / Exp in Ericsson tools is a must.
– -Excellent communication skills to handle the NAM business.
– Software upgrade of 2G/3G/4G nodes
– Swap and Modernization of 2G, 3G and 4G sites within standard and agreed on SITs
– Rehoming of 2G, 3G and 4G sites within Maintenance Window
– Local SW upgrade using BTS Manager and Remote Software upgrade using Ericsson of LTE technology.
– Coordination and troubleshooting with field teams during activity.
– Highlighting technical issues to 2nd Level / Tier 2 Team in case any risk is foreseen during upgrades and integrations.
– Highlighting roadblocks to TLs in case any risk is foreseen to integrate and upgrade sites within SITs
– Filling in the checklist in Cronos for every NI activity performed
– Cross functioning and working in more than one NI projects based on seniority
– Adherence of NI process checklists
– Sending hand over emails to the customer after completion of activity based on project-specific process

Service Level: L1, L2 & L3

Product :
Ericsson Radio equipment with 2G/3G/4G, Ericsson BTS tools
*Excellent Communication Skill
*Flexible to work in rotational shifts
*Keen to learn new technologies
*High level of customer focus & Integrity.

Network Engineer L2

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Designation: Network Engineer L2

Work Location: Chennai or Hyderabad (Remote work Till Notified)

Experience: 0 to 5 Years

 

Key Responsibilities:

  • Monitor and manage various network devices and services for the enterprise and global Datacenters
  • Install, run and maintain various network devices and solutions across  Cisco, Arista and Juniper network devices
  • Installation and configuration of network optimization tools such as load balancers ( F5  and Citrix NetScalers) and WAN optimizers and packet shapers.
  • Advanced troubleshooting/debugging skills of various networking devices including going to the application level of details.
  • Exposure to setting up and managing VPCs, ELBs, Subnets and other network-related resources services of public clouds like AWS, etc.

Skills Required:

  • Must have worked in mid-large size Data Center environments, connected across the globe.
  • Understanding/setup of Linux  based tools for network monitoring and management
  • Proficiency – working with Cisco, Arista, and Force10 Devices.
  • Experience in working on Firewalls/UTM – ASA, Palo Alto, Juniper SRX.
  • Should have worked on Leaf and Spine Architecture.
  • Ability to set up and manage UNIX /Linux network management tools
  • Understanding of L2/L3 network and VPN is a must. (Routing and Switching)
  • Understanding of international carrier’s topology and cabling systems to an extent that he/she can suggest right peering solutions in various regions
  • In-depth knowledge of SNMP, Netflow, and Syslog, parser tools.
  • Knowledge of Network audit and security is a plus.
  • Routing and Switching Protocols.
  • Experience with scripting and automation is preferred (e.g. Python/Shell)
  • Configuring and maintenance of LBs such as Citrix Netscaler and F5.
  • Strong Knowledge of Linux Operating systems.
  • Have knowledge of TCP/IP protocols, flags and be able to troubleshoot connectivity issues using Wireshark/Tcpdump/snoop.
  • Traffic shaping Protocols along with MPLS – LDP/RSVP-TE
  • Knowledge of configuration management & orchestration tool (Ansible, Cisco NSO)
  • Familiar with Application Program Interface (API)

Networking Engineer for Hyderabad / Chennai

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Position: Networking Engineer
Experience: 6 Months – 3 years
Work Location: Chennai or Hyderabad (Remote work Till Notified)
Shift Timings: 24/7 Rotational shifts.

 

Roles & Responsibilities
• Troubleshoot all Level 1/ 2 Calls from customers.
• Ensure consistent customer satisfaction.
• Document all communication with customers in the CRM.
• Notify/Discuss with TL/Manager on tickets that require assistance.
• Timely handoff (escalation) of cases that require technical escalation to L3 TAC.
• Plan and constantly work on upgrading tech and product expertise.
• Contribute to the knowledge base/ Tech Forum

Basic Skill Set:
• Good understanding of OSI Model, TCP/IP protocol suite (IP, ARP, ICMP, TCP, UDP, SNMP, FTP, TFTP).
• Experience in VLANS, Tagging – IEEE 802.1q, 802.3ad, 802.1d,802.1w.
• Experience in IPSEC VPN/SSL-VPN/NAT/GRE/
• Experience on routing protocols – RIP V1/V2, OSPF, BGP
• CCNA, CCNP, Checkpoint Certification, CCSP certifications

Network Engineers Required for Chennai Location

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Job Profile:  Network Engineer

Location:  Chennai

Level:  L1 Engineer

EXPERIENCE:  2 – 4 years

 

Job Description:

  • Handling cases received through phone calls or web ticketing system, manage the caseload, and summarize ticket status for shift hand-off
  • Perform fault isolation steps, to include Wire Shark, flow basics, and firewall status; repeat procedures as needed and, escalate to the Team Lead when appropriate
  • Use extensive knowledge of the OSI model and how data packets move in the network to troubleshoot wireless networks
  • Ensure proper documentation of cases
  • Troubleshoot/Diagnose all issues from the customers and driving satisfactory resolution of the issues.
  • Troubleshoot Product, Codes, and Configuration issues
  • Ensure consistent customer satisfaction
  • Interface with international customers
  • Timely handoff of cases that require technical or political escalation

 

Primary Skills:

  • Detail understanding of Basic Networking such as networking devices, OSI Layer, Networking protocols such as DHCP, DNS, HTTP, etc… is required
  • A logical understanding of packet trace, routing & switching is required
  • OSI layers – detailed understanding of each layer’s function and relevant protocols that operates at each level
  • TCP/IP – thorough understanding and clear explanation about windowing/handshake mechanism
  • Thorough understanding of IP Addressing, Subnetting, VLAN, VTP, 802.1q is required
  • A basic understanding of STP is required
  • Good troubleshooting approach (from Level 1 to 7 of OSI)
  • Ability to analyze packet captures and use tools such as Ping, Traceroute, Wireshark, etc…
  • Work from CLI, GUI, and/or CMD prompt interface to resolve customer issues
  • Use ARP tables to verify L2 and L3 mapping, MAC to IP interfaces in wireless/wireline networks
  • Should have a good understanding of Layer 2 & Layer 3 frame formats and protocols such as ARP, DHCP & OSPF
  • Should have a good understanding of the Routing Table and how a Router uses a routing table for routing decisions
  • Understanding 802.11 standards, 802.1x, PKI, VPN will be an added advantage.

 

Required Education/Experience and Competencies:

  • Knowledge of Basic Networking, VLAN, 802.1Q, Basic routing & switching
  • 1 – 2 years of IT help desk experience in a call center environment (or equivalent) is required
  • Willingness and ability to work nightshift & overtime to support customers based on business requirement
  • Telephone communication skills; remain empathetic and courteous while speaking to customers about frustrating, complicated IT problems
  • Good written communication skills; type updates to trouble tickets to include detailed troubleshooting comments and details; must demonstrate close attention to detail
  • CCNA or equivalent certifications are desired
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