What are the responsibilities and job description for the CCNA Network Administrator / Engineer position at VBEST Software Inc?
W2 Candidates
F2F Required
8 10year experience required
We are seeking a CCNA Certified Network Administrator/Engineer to support and maintain enterprise network infrastructure for a global pharmaceutical organization.
The ideal candidate will be responsible for managing LAN/WAN environments, network security, troubleshooting connectivity issues, and ensuring high availability of network services across manufacturing, corporate, and research locations.
The candidate should possess strong hands-on experience with Cisco networking technologies and a solid understanding of enterprise networking best practices within a regulated environment.
Key Responsibilities
- Configure, monitor, and maintain enterprise network infrastructure including routers, switches, wireless controllers, and firewalls.
- Manage and troubleshoot LAN, WAN, WLAN, VPN, and SD-WAN connectivity.
- Support Cisco network devices, including Catalyst switches, ISR routers, and wireless solutions.
- Perform network monitoring, capacity planning, performance analysis, and optimization.
- Implement network security controls, access control lists (ACLs), and segmentation to ensure compliance with organizational policies.
- Diagnose and resolve L2/L3 network issues and perform root cause analysis.
- Manage IP addressing, DHCP, DNS, NAT, VLANs, and routing protocols.
- Participate in network upgrades, migrations, and infrastructure modernization projects.
- Collaborate with cybersecurity, infrastructure, cloud, and application teams to support business-critical systems.
- Create and maintain network documentation, diagrams, SOPs, and operational runbooks.
- Provide Tier 2/Tier 3 support for network incidents and service requests.
- Ensure adherence to pharmaceutical industry compliance requirements and change management processes.
Required Qualifications:
Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
CCNA (Cisco Certified Network Associate) Certification Mandatory
8 years of hands-on experience in network administration and support.
Experience with Cisco routing, switching, and wireless technologies.
Strong understanding of:
- TCP/IP
- OSI Model
- VLANs
- STP
- OSPF
- EIGRP
- BGP (basic understanding)
- DHCP/DNS
- VPN Technologies
- NAT/PAT
- Experience with network monitoring and troubleshooting tools.
- Excellent analytical and problem-solving skills.