Network Engineer – Cloud Operations
Job Description:
- Providing network operations and support for Varian’s cloud solutions
- Private, public and hybrid infrastructure, network and security
- Assisting with upgrading, installing, and configuring various cloud solutions including monitoring, application access, security, Palo Alto Networks (Highly Recommended), Citrix NetScaler, Citrix ADC
- Assisting with reporting on current infrastructure status, and planning for future usage
- Configuring and supporting backbone connections over ExpressRoute (Azure), and direct connection and VPN architecture
- Maintaining allocation of IP CIDR block, perform maintenance involving modification of network, subnets, vlans, routes etc
- Verifying and action on events aggregated from network monitoring tools and Web Application Firewall using Varian approved tools
- Troubleshooting and determining root cause of issues
- Collaborating to quickly resolve any network related outages and resolve customer impacting issues quickly
- Contributing to the successful execution of projects
- Creating, updating, and completing documentation
- Investigate root cause analysis of incidents with follow up reporting and final content generation
- Collaborating with network engineers on procedures, techniques, tips & knowledge to improve operations, security and work performed
- Providing the highest level of customer service
- Advance understanding of vendor and telco/exchange/service providers support escalation paths and being able to escalate support requests to these vendors in a typically urgent and timely fashion
- Appling network system updates, patches, configuration changes
- Planning network layouts and configures systems to user environments
- Serving as a technical mentor to colleagues as necessary
- Staying up to date with assigned Learning Management System courses
- Maintaining a strong knowledge of Varian’s suite of applications
- Eagerness to provide the highest level of customer service
- On call support as required
Requirements:
- Degree in computer science, or other engineering or technical discipline is preferred, or equivalent (5-7 years of additional specific relevant experience may be substituted for education)
- Experience in supporting and managing networks in an enterprise cloud computing environment
- Deep understanding of network protocols (e.g., TCP/IP, UDP, ICMP, ARP,) addressing, NAT, and subnetting, CIDR
- Routing and Switching expertise in dynamic routing protocols like OSPF, EIGRP, BGP, and MPLS
- Experience with VLANs, STP, and layer 2/3 concepts
- Network Performance Analysis, with the ability to interpret packet captures using tools like Wireshark, tcpdump, iperf, or SolarWinds as examples
- WAN and VPN knowledge of technologies such as MPLS, SD-WAN, IPsec, and SSL VPNs
- Microsoft ExpressRoute experience preferred
- Skills in hybrid networking setups and cloud-based solutions
- Azure Virtual Network
- Hands-on experience with Palo Alto Network Firewalls, including hands-on experience with routers, switches, load balancers, and firewalls (e.g., Cisco, Juniper, Fortinet, Palo Alto, Citrix NetScaler, etc.)
- Network Security Concepts Expertise in firewalls, IDS/IPS systems, access control lists (ACLs), and DDoS mitigation
- Authentication and Encryption knowledge of RADIUS, TACACS+, PKI, and SSL/TLS
- Hands on experience troubleshooting telecom/peering partner/peering provider networks
- Understanding of vendor and telco/exchange/service providers support escalation paths and being able to escalate support requests to these vendors in a typically urgent and timely fashion
- Experience working with business-critical, highly available/scalable infrastructure and applications
- Experience with ticket handling and processing
- Clear communicator, ability to communicate technical terms to business and customer stakeholders
- Experience in supporting and managing networks in an enterprise cloud computing environment
- Hands-on experience with Microsoft Azure Networking services and features
- Hands-on experience with Palo Alto Networks (required), Cisco and Juniper devices and features
- Experience working with highly business-critical, highly available/scalable infrastructure and applications
- ITIL knowledge and experience with Incident, Problem, Change, and other process disciplines
- Experience creating diagram documentation (Visio/Lucidchart)
- Experience writing technical documentation, especially in relation to Cloud architecture.
- Will be required to write as built, operating procedures and instructions, templates
- Hands-on experience with firewalls, managed switches and router configurations
Benefits:
- Professional development opportunities
- Flexible working arrangements
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