Senior Network & Security Engineer (Cisco ASA, Nexus, ISE, Cloud)
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Job Location:
San Jose, CA - USA
Monthly Salary:
Not Disclosed
Posted on:
16-09-2025
Vacancies:
1 Vacancy
Job Summary
Job Title : Senior Network & Security Engineer (Cisco ASA Nexus ISE Cloud)
Duration: 12 Months Contract
Location: San Jose CA (Onsite)
Top 3 Skills:
- CISCO ASA and ISE FirePower (FTD)
- CISCO Catalyst & Nexus 9xSeries (CLI and Automation) CCNP Certification
- Experience in setting up Cloud Tech (AWS Azure GCP) on an existing Network. Hands-on experience
Position Overview: We are seeking an experienced Senior Network Engineer to design implement and maintain our enterprise network infrastructure. The ideal candidate will have extensive hands-on experience with Cisco technologies and advanced routing protocols along with strong security and wireless networking expertise.
Key Responsibilities:
- Design configure and maintain Cisco Catalyst and Nexus switch infrastructures
- Implement and troubleshoot advanced routing protocols including OSPF BGP EIGRP and static routing
- Deploy and manage Meraki wireless solutions including access points controllers and wireless security policies
- Configure and maintain Cisco ASA firewalls and Firepower security appliances
- Implement network security policies and access controls using Cisco ISE (Identity Services Engine)
- Monitor network performance and optimize traffic flow across LAN WAN and wireless networks
- Perform network capacity planning and scalability assessments
- Troubleshoot complex network issues and provide root cause analysis
- Maintain network documentation diagrams and standard operating procedures
- Collaborate with security teams on network segmentation and compliance requirements
- Mentor junior network engineers and provide technical guidance
Required Qualifications:
- Bachelors degree in Network Engineering Computer Science or related field
- 5 years of hands-on experience with Cisco networking technologies
- Expert-level knowledge of Cisco Catalyst switch configuration and management
- Proficient with Cisco Nexus data center switching platforms
- Extensive experience with routing protocols: OSPF BGP EIGRP
- Hands-on experience with Cisco ASA firewalls and Firepower security modules
- Experience deploying and managing Meraki wireless infrastructure
- Strong understanding of network security principles and best practices
- Experience with VLANs STP HSRP/VRRP and QoS implementation
Preferred Qualifications:
- Cisco ISE implementation and policy management experience
- Current Cisco certifications (CCNP Enterprise CCNP Security or higher)
- Experience with network automation and scripting (Python Ansible)
- Knowledge of SD-WAN technologies
- Familiarity with network monitoring tools (SolarWinds PRTG etc.)
- Experience in enterprise or service provider environments
Technical Skills:
- Cisco IOS/IOS-XE/NX-OS command line proficiency
- Network design and architecture planning
- Layer 2/3 switching and routing protocols
- Wireless networking standards (802.11 a/b/g/n/ac/ax)
- Network security implementation and troubleshooting
- TCP/IP DNS DHCP and other core networking protocols
Key Skills
- Splunk
- Network security
- VMware
- HTTP
- Tcp/IP
- URL
- IPsec
- Windows
- Access Control
- Tacacs+
- Trouble Shooting
- Linux
- Hsrp
- Instruction Detection
- UNIX
