Rahul Suresh
Christchurch
Summary
Professional with strong expertise in network/systems engineering. Skilled in network design, implementation, and troubleshooting, with focus on optimizing performance and security. Reliable team collaborator, adaptable to dynamic environments, and committed to delivering results. Proficient in network protocols, hardware configurations, and cybersecurity measures.
Overview
10
10
years of professional experience
6
6
years of post-secondary education
Work History
Customer Support Engineer
Network For Learning
Christchurch, Canterbury
12.2024 - Current
- Troubleshooting more complex network and connectivity issues, assisting Level 1 engineers, and working closely with network administrators and engineers
- Advanced Troubleshooting & Issue Resolution
- Handling escalations from Level 1 support for complex network, connectivity, and service issues
- Diagnosing and resolving routing, switching, and firewall issues
- Analyzing packet captures, logs, and monitoring tools to identify root causes
- Managing IP address conflicts, DNS failures, and DHCP issues
- Providing technical assistance to clients
- Communicating solutions clearly to both technical and non-technical users
- Assisting with VPN, VoIP, and Cloud Connectivity issues
- Managing service requests, outages, and planned maintenance notifications
- Managing firewalls (Palo Alto, FortiGate, Cisco ASA), and switches (Ruckus) remote
- Assisting in firmware upgrades, configuration changes, and security patches
- Configuring VLANs, VPNs, QoS, and ACLs as per customer requirements
- Escalating unresolved issues to Level 3 engineers or network architects
- Working with ISPs, data centers, and internal teams to resolve network-related problems
- Documenting common issues, resolutions, and troubleshooting steps for Level 1 teams
- Monitoring and mitigating security threats, such as phishing attacks and malware infections
Network Engineer
Ryman Healthcare
Christchurch, Canterbury
01.2023 - 12.2024
- Design and implement network solutions tailored to business needs, including hardware/software selection and configuration of routers and switches
- Create Wi-Fi solutions using Ekahau and coordinate installations with third-party vendors
- Collaborate with IT teams and stakeholders to ensure network infrastructure aligns with organizational goals
- Perform regular maintenance tasks, such as monitoring performance, upgrading software, and patching vulnerabilities
- Monitor and analyze wireless network traffic to troubleshoot connectivity and performance issues
- Document network architecture, configurations, and processes for reference and compliance
- Identify and mitigate network security risks through firewalls and intrusion detection/prevention systems
- Provide technical support to end users, resolving network issues and training on best practices
- Participate in on-call rotations for after-hours support on critical network issues
- Stay current on emerging networking technologies and recommend improvements
- Manage vendor relationships and contracts, including service agreement negotiations and performance evaluations
Systems Engineer
Ryman Healthcare
Christchurch, Canterbury
05.2019 - 02.2023
- Deploying and Managing VMware and Vxrail clusters
- Monitoring, Managing and maintaining the call bell systems and servers
- Be part of the design and implementation of new technologies in our existing and new villages
- Maintenance & management of the critical Windows-based Server environment
- Managing and monitoring Backup and Wireless Networks in multiple locations
- Supporting a multi-site IT infrastructure of at least 5000 employees
- Supporting the construction team with their network and site setups
- Administered Microsoft Active Directory, Group Policy infrastructure, Microsoft Exchange Email systems, Microsoft Defender antivirus solutions, Veeam Backups
- Give suggestions to the product team for better design of the in-house applications that are under development
- Liaising & meeting with external suppliers of IT services
- Provisioning and managing the onsite mobile devices using intune and AirWatch MDM consoles
- Documenting new processes and changes
- PowerShell scripting and SCCM software deployment
- Purchasing of IT equipment and software in line with agreed budgets
IT System Support Specialist
Ryman Healthcare
Christchurch, Canterbury
04.2018 - 05.2019
- Updating and monitoring IT user accounts
- Updating Active Directory accounts, and groups
- Configurations of Windows, MAC laptops and workstations
- Providing maintenance support and break-fix solutions
- Updating O365 accounts
- Follow documented processes i.e
- Implementing change control procedures
- Producing reports for senior engineers
- Troubleshooting technical problems, implementing solutions and escalating more complex tickets based on SLAs
- Working together with the Infrastructure and Software development team to provide great IT service
- Supporting in-house software development team by reporting bugs and implementing fixes to the user and testing
- Responsible for the fast and accurate troubleshooting of reported faults
- Providing technical support via helpdesk systems for a wide range of internal & external applications
DESKTOP / NETWORK TECHNICIAN
New-Era IT
Christchurch, Canterbury
08.2015 - 04.2018
- Supporting a multi-site IT infrastructure of at least 150 employees
- Responsible for the fast and accurate troubleshooting of reported faults
- Updating and monitoring IT user accounts
- Maintaining up to date antivirus on all machines sitewide
- Providing maintenance support and break-fix solutions
- Configuring and deploying Allied Telesis switches
- Producing reports for senior engineers
- Troubleshooting technical problems, implementing solutions and escalating more complex tickets
- Working on Active Directory accounts, configurations of Windows and MAC laptops and workstations
- Maintenance and patching of existing software and hardware
- Providing technical support via helpdesk systems for a wide range of internal & external applications
COMPUTER / NETWORK TECHNICIAN
RCG Creations
Christchurch, Canterbury
03.2015 - 08.2015
- Managing different sites and network/desktop issues by remote and on-site troubleshooting
- Configuring and deploying wireless access points in various controller-based solutions
- Working with schools to ensure that their growth and needs are accommodated with new hardware and software
- Updating and maintaining thorough documentation of the network designs
- Configuring Allied Telesis, HP Procurve, Cisco Layer 2, Layer 3 Switches and hand-on experience in Console Server, PoE injectors, Cisco, Mikrotik Routers
- Provisioning VOIP phones for schools
SUMMER INTERNSHIP
RCG Creations
Christchurch, Canterbury
01.2015 - 02.2015
- Installation and configuration of VOIP phones and switches in Middleton Grange high school
Education
Diploma - Computer Networking
Christchurch Polytechnic (Ara Institute of Canterbury)
Christchurch, CAN 02.2013 - 07.2015
Bachelor of Science - Information And Communication Technology
MG University
Kerala 07.2008 - 05.2012
Skills
Cisco, Aruba, Fortinet, SDN
Routing Protocols (BGP, OSPF, EIGRP)
Switching (VLANs, STP, Trunking)
SD-WANs, Firewall Configuration & Security Policies
VMware, Vxrail, Veeam Backup
O365, Azure
MDM (Airwatch, Intune)
TCP/IP, DNS, DHCP, SNMP
Wireless Networking (WLAN, WPA, WAPs)
Meraki, Extreme, Ruckus
undefinedTimeline
Customer Support Engineer
Network For Learning
12.2024 - Current
Network Engineer
Ryman Healthcare
01.2023 - 12.2024
Systems Engineer
Ryman Healthcare
05.2019 - 02.2023
IT System Support Specialist
Ryman Healthcare
04.2018 - 05.2019
DESKTOP / NETWORK TECHNICIAN
New-Era IT
08.2015 - 04.2018
COMPUTER / NETWORK TECHNICIAN
RCG Creations
03.2015 - 08.2015
SUMMER INTERNSHIP
RCG Creations
01.2015 - 02.2015
Diploma - Computer Networking
Christchurch Polytechnic (Ara Institute of Canterbury)
02.2013 - 07.2015
Bachelor of Science - Information And Communication Technology
MG University
07.2008 - 05.2012
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