Job Summary:
We are seeking a highly skilled and motivated Senior Administrator - Network & Security to join our team. This role demands a dynamic individual capable of designing, implementing, and maintaining robust network and security infrastructure for a global enterprise. The ideal candidate will possess in-depth technical expertise, exceptional problem-solving skills, and the ability to lead projects while collaborating with cross functional teams in a fast-paced environment.
Key Responsibilities
- Network Design & Implementation:
Design and implement secure network solutions tailored to enterprise needs.
Plan, document, and execute network changes and extensions.
Create and maintain corporate network architecture (LAN/WAN/WLAN/SECURITY).
Configure and manage routing protocols, including OSPF, EIGRP, and BGP.
Implement and manage VTP, VLAN, VPN, and IPSEC configurations.
Configure and maintain HSRP, DHCP, QoS, and ACLs on Cisco devices.
- Network Operations & Troubleshooting:
Operate and maintain Cisco L2/L3 switches, routers (including Nexus 9K), and Meraki wireless networks.
Monitor and troubleshoot network performance, ensuring minimal downtime.
Perform root cause analysis (RCA) and resolve network/security issues within SLA.
Define, monitor, and report KPIs for network services and devices.
- Security Management:
Operate, monitor, and configure Cisco ASA, FortiGate, and Palo Alto firewalls (including Panorama management).
Utilize Cisco Identity Services Engine (ISE) for advanced security.
Orchestrate firewall rules and underlying security configurations.
Conduct audits and improvements to meet and exceed security standards.
Design disaster recovery plans with a focus on operational security.
- Leadership & Collaboration:
Act as a project leader for network-related initiatives.
Collaborate with stakeholders and service providers to meet organizational goals
Provide mentorship and next-level support for network-related issues.
Support international deployments and manage proof of concepts or feasibility studies.
Required Qualifications:
Minimum 8 years of professional experience in networking and security roles.
Strong communication skills for interaction with stakeholders and cross functional teams.
Expertise in enterprise network design, implementation, and operations
Proven ability to handle complex issues and resolve them within tight deadlines.
Preferred Skills & Certifications:
CCNA/CCNP (mandatory)
PCNSA/PCNSE (preferred)
Technical Expertise:
Hands-on experience with SDWAN technology and network automation.
Proficiency in Aruba wireless networking.
Familiarity with VPN technologies and enterprise-grade security solutions.
Work Environment & Requirements
Five-day, on-site work schedule.
Willingness to work in shifts, including 24x7x365 support with on-call availability during weekends.
Flexibility to travel and support global infrastructure initiatives.
Soft Skills Independent, goal-oriented, and self-motivated.
Strong analytical and technical writing skills.
Excellent team player with the ability to collaborate across departments.
High-risk awareness and accuracy in execution.
Language Skills
Proficiency in English (oral and written)
Shubham Vishwakarma
Full Stack Developer - Averlon
About Zenius IT Services Pvt Ltd
About
At Zenius IT Services, we specialize in delivering top-tier Professional Services for industry-leading platforms such as Avaya, Cisco, Genesys, Amazon Connect, Five9, and NICE inContact.
Our expertise extends to Digital Engineering Solutions powered by AI and Machine Learning, helping businesses drive innovation and achieve excellence.
Candid answers by the company
we specialize in delivering top-tier Professional Services for industry-leading platforms such as Avaya, Cisco, Genesys, Amazon Connect, Five9, and NICE inContact.
Our expertise extends to Digital Engineering Solutions powered by AI and Machine Learning, helping businesses drive innovation and achieve excellence.
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