Naijo Tomy
Network Security Engineer
Bangalore
Summary
Driven by a passion for enhancing network security, I excelled by implementing cutting-edge security solutions and automation with programming languages, showcasing my problem-solving abilities and analytical thinking. My tenure at 7-11 further honed my skills in network security management and customer handling, making me a resilient and innovative security expert.
Overview
17
17
years of professional experience
8028
8028
years of post-secondary education
Work History
Senior Network Security Engineer
7-11 GSC
12.2022 - Current
- Implemented and Manage 7-11 Datacenters, cloud firewalls, proxy, NAC (forescout), Prisma SASE and other security tools.
- Conducted regular vulnerability assessments on existing network infrastructure.
- Worked on Python and Bash automation projects using API calls.
- Design and implement network security project and complete them on time.
- Took care of Junos space upgrade, 7-11 Bangalore GSC office design and implementation.
- Prisma SASE design and implementation, Checkpoint firewalls and MDS upgrade and Palo alto firewalls and Panorama upgrades, migration of firewalls to VM panorama from M-500 appliance.
- Planning, designing, implementation and Management of Cloud firewalls, in 7-11 cloud environments include Azure, AWS, Oracle and Google for east-west, in-bound, out- bound and Datacenter Traffic.
- Fix vulnerability mitigations on security devices, includes os patches, upgrades and configuration changes.
- Conducted risk assessments for proposed changes or additions to network architecture.
- Evaluated new security tools and technologies as they became available in order to stay current with advancements in field.
- Worked closely with vendors to resolve any identified security issues or concerns related to third-party applications.
- Configured VPNs for remote users, ensuring secure access to company resources from off-site locations.
- Trained employees on best practices for maintaining network security and safe online behavior.
- Participated in cybersecurity incident response drills to test preparedness and effectiveness of established processes.
- Developed and implemented network security policies to protect sensitive information.
L3 Security Engineer
NTT Data
06.2021 - 12.2022
- Manage Pfizer Datacenter firewalls and security products.
- Working on checkpoint (Maestro, 61k, 64k, MDS), Palo Alto and Cisco devices and handling escalations.
- Worked on Python and Bash automation projects using API calls.
- Design and implementing new projects from Network Security level.
- Upgrade the patches and code updates in firewalls.
- Take care of faulty hardware and RMA replacements..
- Implementing Prisma SASE.
- Evaluated emerging technologies for their potential impact on organizational security posture, recommending appropriate solutions as needed.
- Recommend improvements in security systems and procedures.
Senior Security Analyst
Allianz Technologies
06.2017 - 06.2021
- Manage Allianz Datacenter firewalls, proxies and load balancers and related Incidents, changes, and projects.
- Working on checkpoint firewalls like 61k, 64k, Maestro, VSX and MDS technologies.
- Worked on Python and bash automation projects.
- Handle Security, VPN related issues.
- Upgrade the patches and code updates in firewalls.
- Take care of faulty hardware and RMA replacements.
- Check security devices daily and prepare its health reports.
L2 Network Engineer
First source solutions on payroll of Anunta
10.2012 - 06.2017
- Provide network and security technical support by meeting SLAs.
- Troubleshoot and handle issues arises in first source Limited.
- They are routing, switching, firewall and VPN related.
- Manage all the network devices including checkpoint firewalls and ASA firewalls.
- Working with varies model switches (3650, 2960, 4500, 4506, 3850 Stack switch etc ) Routers (2691, 2851, 3825, ISR4431 etc), ASA firewall (5510, 5550 and IOS 8.2, 8.3 ), Checkpoint Firewall (Splat, Gaia, NGX, R61 to R77.30).
- Creating checklists and checking the health of network devices like checkpoint, ASA firewalls, Routers and core switches.
- Provide network level logs to incident management team for production issues.
- Plan the network changes and implement them.
- Preparing the network diagrams and updates them if any changes occur in the network.
- Manage the Ticketing tool for network department.
- Work closely with Cisco and checkpoint TAC team.
- Preparing and implementing changes to the current network infrastructure as per change management process.
- Design network infrastructure for new projects as per client requirement by coordinating with design team.
System Admin
National Computers
05.2008 - 10.2009
- Working as a system admin with National computers.
- Providing Network Related classes to students at National computers (N+ course).
Education
Graduate Diploma - Information and Communications Technology, Computer Networking, Level 7
Universal College of Learning
New ZealandDiploma - Computer Hardware and Maintenance
Model Polytechnic
KeralaHigher Secondary School Leaving Certificate -
Government Higher Secondary School
KeralaSecondary School Leaving Certificate -
M.A.M High School
Microsoft Certified Systems Engineer - undefined
Microsoft
Cisco Certified Network Associate - undefined
CISCO
Skills
Customer Handling
Can Do Attitude
Work Under Pressure
Minimal Supervision
Problem Solving
Analytical Thinking
Following Directions
Task Management
Prioritization
Listening Skills
Quick Learner
IP Addressing
ISO/OSI Model
TCP/IP
Static Routing
Dynamic Routing
Checkpoint
Palo Alto
Cisco
Juniper Space
Zscaler
Forescout
undefinedPersonalattributesandskills
- Honest, hardworking, punctual, reliable, and flexible.
- Able to handle all kinds of customers.
- Can do attitude.
- Able to work under pressure and minimal supervision.
- Excellent problem solving and analytical thinking ability.
- Able to take orders and follow directions.
- Ability to manage multiple tasks simultaneously and prioritize them appropriately.
- Ability to interact with people at all levels, using acute listening skill and patience.
- Excellent interpersonal and communication skills.
- Capable of understanding and learning new things quickly.
Timeline
Senior Network Security Engineer
7-11 GSC
12.2022 - Current
L3 Security Engineer
NTT Data
06.2021 - 12.2022
Senior Security Analyst
Allianz Technologies
06.2017 - 06.2021
L2 Network Engineer
First source solutions on payroll of Anunta
10.2012 - 06.2017
System Admin
National Computers
05.2008 - 10.2009
Microsoft Certified Systems Engineer - undefined
Microsoft
Cisco Certified Network Associate - undefined
CISCO
Graduate Diploma - Information and Communications Technology, Computer Networking, Level 7
Universal College of Learning
Diploma - Computer Hardware and Maintenance
Model Polytechnic
Higher Secondary School Leaving Certificate -
Government Higher Secondary School
Secondary School Leaving Certificate -
M.A.M High School
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