SAJI MOHAN
Network Administrator
Bangalore
Summary
Veteran network engineer with a keen ability to understand and build complex systems. I focus relentlessly on reducing downtime, improving network speeds, and reducing costs through rigorous optimization. Looking forward to applying and sharpening my skills with Prudential.
Overview
17
17
years of professional experience
5
5
years of post-secondary education
5
5
Certifications
3
3
Languages
Work History
Design / Deployment Engineer
Tata Consultancy Services
Bangalore, Karnataka
01.2017 - Current
- Worked for Datacenter refresh projects
- Design, plan and build and expand new/ existing network infrastructure as an offshore engineer on projects in IT Infrastructure delivery activities
- To install, administer and configure infrastructure system and network devices (routers, wireless, implementation and Testing on new Datacenter)
- Preparing documents on Switch Interface, Logical Diagram, Edge template, SOW for new changes and replacement of hardware based on Standards
- Plan IT Infrastructure project for timely delivery
- Raising request with vendors for the supply of IT equipment with sales team
- Implementation and support project handled: routing and switching, cisco wireless
- Ensure CMDB is completed with all data for new services customers
- Preparing the LLD, configuration and Visio network diagram for new Optus customers and develop implementation and testing plan for cutover activities
- Uses project management customer tools DNS QIP and NMDB change control to integrate device and commissioning and decommissioning customer projects
- Provide people management and be a point of escalation, for customer issues in design, implementation, support and resolution to complex problems relating to ICT infrastructure solutions
- Work closely with resource coordination team as the point of escalation for any service requests either directly from
- Customers or project managers, participate in the performance outcome plans and meetings with team members under the guidance of the engineering managers
- Support team members to ensure high level of customer satisfaction to achieve productivity
- Undertake system analysis, technical HLD, LLD implementation and maintenance of solutions applied to
- Customer infrastructure incorporating technologies such as networks, IP telephony, security, storage and wireless
- Allows use of project resource utilization to meet overall delivery plan
- Provide technical support to clients through dealing with complex service queries and problems with client’s systems related to above technologies as applicable and exhibit empathy to the customer’s situation, perspectives, constraints and issues.
- Resolved problems, improved operations and provided exceptional service.
- Worked flexible hours across night, weekend and holiday shifts.
- Demonstrated leadership skills in managing projects from concept to completion.
- Proven ability to develop and implement creative solutions to complex problems.
- Self-motivated, with a strong sense of personal responsibility.
- Adaptable and proficient in learning new concepts quickly and efficiently.
- Demonstrated strong organizational and time management skills while managing multiple projects.
- Proved successful working within tight deadlines and a fast-paced environment.
- Participated in team projects, demonstrating an ability to work collaboratively and effectively.
- Exercised leadership capabilities by successfully motivating and inspiring others.
L3 engineer
IT Source Tech India Pvt Ltd, Mumbai
Mumbai, Maharastra
01.2014 - 12.2016
- Design and Implement Access Layer and Core 2960,3750,3850,4500, 6507, Switches and Implement NAC
- Design and Implement site with WLC, 5508, and AP 2802E&I,3802E
- Working as access layer engineer responsible for design and implementation of customer sites based on 3M customer standard
- Ensure site reached the standards with LAN, WLAN architecture with spare policy
- Prepare BOM for refresh and NAC sites based on 3M standard
- Coordinate with site personal and vendor for cutover activity at off business hours and do signoff activity
- IOS Upgrade for all the switches and WLC
- Responsible to deliver site audit work following standard design with prime and bring the issue for the next Refresh and NAC Implementation
- Attend standard review meeting with customer and deliver quality design
- Attend architecture review meetings
- Prepare and redesign Network Diagram, Edge template workbook and standard configuration for site implementation and cutover
- NAC auditing for wired and wireless enforced site using standards procedures
- Update NAC wireless workbook for all the site which undergone change activities
- Identified support tickets requiring urgent attention.
- Performed problem analysis to identify support call trends and problem areas.
Network Administrator
Wipro Infotech Pvt Ltd, Mumbai
Mumbai , Maharastra
05.2010 - 01.2014
- As a member of Onsite team, responsible for maintaining 3 Data Centers of HDFC Bank
- Manage & Configure the Cisco 6509, Cisco Nexus 7000, Cisco Nexus 5000, Cisco 4500 series switches & 2811, 7506, 3845 series Cisco
- Routers with Eigrp Routing protocols, Static and VLAN
- Managing Lambda, STM4 Link and Mpls links
- BGP Migration from Static routes
- Performing problem determination, LAN & WAN Configuration changes, network maintenance and capacity performance analysis on WAN
- Configuring and troubleshooting the Crypto IPSEC, GRE Tunnel & RRI between DC to Hub / Branches
- Troubleshooting Datacenter related network issue
- Standardization and hardening of network Switches and Routes
- Configuration Cisco Blade switches for servers
- Analyzing Syslog report
- Responsible for making POA and raise the CCF
- And provide the Green Zone to reduce the impact and downtime
- Responsible and Maintaining IP address database and provide IP range as required by business
- Monitoring the link and device related issue with tools like Solarwind and Spectrum and Ehealth
- Maintaining network with Ciscoworks
- Maintaining the Qos Box Allot for better performance
- Designing the Network Infrastructure and Network Security as per Industrial requirements
- Third Party setups like RBI, SBI, POS, VISA and NPCI etc
- Coordinating with Vendor / ISP’s for any connectivity issues
- Bandwidth testing and Analysis application utilization for network sign off
- Following ITIL Procedure for Customer.
- Performed day-to-day LAN and WAN administration, maintenance, and support.
- Identified and immediately resolved issues with network devices.
Network Engineer
IT Source Tech India Pvt Ltd
Mumbai, Maharastra
06.2009 - 05.2010
- Team Size 5 Roles & Responsibilities:
- Managing and configuring Cisco Routers and Catalyst Multilayer and Nortel MSS Switches which is used for Data & Voice
- Responsible for 99.x Uptime
- Manage & Configure the Cisco 2950, 4006, 4506, 6506 series switches & 2621, 2651, 2811 series Cisco Routers with Routing protocols, Static and VLAN
- Configuration & maintenance of Nortel Passport 7440/7480 ATM switches
- Configuration & maintenance of Passport’s different type of cards like v.35, E1, DS1 and DS3 cards
- Maintaining & configuring of different type of voice services and voice routing
- Managing layer 3 switches
- Continuous monitoring and troubleshooting of network related issues
- Setting up and test end to end connectivity of WAN links
- Analyzing network traffic, monitoring & managing the health &
- Status of the networks
- Performing problem determination, LAN & WAN Configuration changes, network maintenance and capacity performance analysis on WAN
- Responsible for providing network diagram using MS Visio.
- Managed, tracked, and coordinated problem resolution and escalation processes.
Jr.Network Engineer
Magnum Network support Pvt India
Mumbai, Maharastra
10.2006 - 06.2009
- Monitoring leased lines & ISDN PRI’s which is used for Data & Voice
- All Data links are terminated on Cisco Platform and Voice links are terminated on Nortel Platform
- Responsible for 99.x Uptime
- Manage & Configure the Cisco 2950, 4006, 4506, series switches & 2621, 2651, 2811 series Cisco Routers with Routing protocols, Static and VLAN
- Configuration & maintenance of Nortel Passport 7440/7480 frame- relay switches
- Configuration & maintenance of Passport’s different type of cards like v.35, E1 cards
- Monitoring and coordinating with of voice devices like Nice loggers
- Maintaining & configuring of different type of voice services and voice routing
- Managing layer 3 Switches
- Continuous monitoring and troubleshooting of network related issues
- Setting up and test end to end connectivity of WAN links
- Handling leased line modem (Telindus, HTU E1, Tellabs)
- Analyzing network traffic, monitoring & managing the health & status of the networks
- Performing problem determination, LAN & WAN Configuration changes, network Maintenance and capacity performance analysis on WAN
- Establishing & maintaining 128 Kbps, 256Kbps, 2Mbps, 6Mpbs, 10mbps Leased lines with various ISP Providers
- Co-ordinating & follow up with SP person for the commissioning of new data links &link related issues
- Responsible for providing network diagram using MS Visio.
Education
B.com - Commerce
Cooperative College, Under Calicut University
Irinjalakuda, 07.2001 - 04.2004
Pre-Degree - Commerce
St. Mary’s College, Under Calicut University
Irinjalakuda 07.1999 - 04.2001
10th -
N.H.S.S Under Board of Public Examination
Irinjalakuda 06.1998 - 03.1999
Skills
Root Cause Analysis
undefinedCertification
Google cloud certified professional cloud network engineer
Timeline
Google cloud certified professional cloud network engineer
11-2022
Cisco Certified internetworking expert [Written]
11-2019
ITIL
03-2017
Design / Deployment Engineer
Tata Consultancy Services
01.2017 - Current
L3 engineer
IT Source Tech India Pvt Ltd, Mumbai
01.2014 - 12.2016
Cisco Certified Network Professional
09-2012
Network Administrator
Wipro Infotech Pvt Ltd, Mumbai
05.2010 - 01.2014
Network Engineer
IT Source Tech India Pvt Ltd
06.2009 - 05.2010
Jr.Network Engineer
Magnum Network support Pvt India
10.2006 - 06.2009
Cisco Certified Network Associates
08-2006
B.com - Commerce
Cooperative College, Under Calicut University
07.2001 - 04.2004
Pre-Degree - Commerce
St. Mary’s College, Under Calicut University
07.1999 - 04.2001
10th -
N.H.S.S Under Board of Public Examination
06.1998 - 03.1999
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