2023-j24251 - Network Security L3
hace 1 mes
Overview
**Job type**: Full time**
**Job Role**: Network Security L3 (Firewall & Proxy)**
**Location**: Remote**
- Key responsibilities include:
- This is a hands-on technical role:
- Provide tier-3 (expert level) operational support for Firewalls, Proxies, IDS/IPS, NAC to resolve critical business issues that require deep network troubleshooting techniques and performance analysis
- Independently own the Security Infrastructure support solving complex issues and suggest design modifications as appropriate.
- Ensure SLAs are met - Responsible for performance analysis, proactive troubleshooting and capacity planning for the Security platforms.
- Perform monitoring and maintenance of overall environment working with experienced team members.
- Perform change controls. Update process documentation and team portals
- Participate in troubleshooting, capacity planning and analysis, performance analysis & Root Cause Analysis.
- Communicate with peers and managers regarding system issues & participate in 24x7 on-call.
- Automate operational tasks to make processes simpler and more robust.
- Ability to handle multiple complex tasks in a dynamic environment, with tight deadlines concurrently.
- Refresh heat-maps and operations plans for campus network Security connectivity
- Provide an effective network Security capacity plan
- Develop and monitor global weekly and monthly trending reports by business sectors to justify future growth
Additional Responsibilities Include:
- Oversees the management of service level agreements (SLAs) with vendors and service providers
- Oversees and directs all aspects of the 24/7/365 mission critical network/telecommunication infrastructure operations; including planning, supporting, and maintaining functions
- Serves as the senior-level escalation point for network operations to resolve critical incidents
- Maintains policy and procedures manual, conducts monthly service review meetings with key stakeholders
- Provides leadership, management, direction, and technical oversight for the network Security operations department
Required Qualifications and Experience:
- Bachelor’s degree or related qualification
- Certifications is a must (PCNA, CCNP Security, CCDP, CCIE Security)
- Minimum 12+ years of working in a Network / Telecommunications role, with expert level experience with Firewall Management, Proxy Management, IDS/IPS Management, NAC Management, SD-WAN, VPN, Firewalls, etc technologies
- Experience of working in a multi-cultural, virtual team, across multiple geographical regions
- Experience with technologies such as: Cisco / Juniper/ Palo alto HSRP/VRRP, VRF, VPC, VC, LACP, Fabric Path.
- Experience with technologies such as: Cisco VPN, Any connect, Aruba GNAC, Cisco NAC
- Experience with technologies such as: Palo Alto Threat Protection/ Cisco Firepower/ iXIA IPS/IDS, Symantec Secure Web Gateways, Zscaler
- Extensive support of Routing Protocols/Technologies such BGP,OSPF, Logical Overlay, IOS-XR, MPLS VPN, Multicast.
- Ability to perform TCP/IP Network traces/packet captures with solid experience interpreting results.
- High level of confidence and competence communicating on bridges.
- Solid background in vendor management to drive incident resolution.
- Experience with monitoring tools and strategies
- Execute and analyze packet captures using Wireshark and other related technologies.
- Perform or participate in complex maintenance or deployment activities.
- Create or modify documentation in response to new events and learnings.
- Routinely provide constructive feedback for improvement opportunities
- Ability to coordinate and direct activities across multiple teams
- Excellent customer focus and engagement skills
- Ability to develop solutions within a complex operational environment
- Excellent verbal and written communications skills
- Advanced knowledge of technical/business environment and problem determination strategies
- Develops and maintains standard operating procedure manual and processes used by the team
Additional Responsibilities.
- Working experience in any public ( Azure, GCP, Oracle, Aws or others) or hybrid cloud
- Experience on Cloud native or third party firewalls on cloud
- Azure or AWS networking ( NSG, UDR, VPC, VNET, Route63 and others)
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