
L3 Network Engineer
3 weeks ago
We have an urgent job opening for L3 Network engineer with IT & Solution Company.
Location : Pune
Job Summary :
Invecto is seeking a highly experienced Senior Network Engineer with deep expertise in Cisco and Aruba network solutions, including the design, implementation, and troubleshooting of complex Layer 3 enterprise network architectures.
The ideal candidate will lead critical escalations, work closely with cross-functional teams, and ensure optimal performance, security, and reliability of large-scale network environments.
Key Responsibilities :
- Design, configure, and troubleshoot complex Layer 3 network infrastructures using Cisco and Aruba solutions.
- Deploy and manage Cisco routers and switches, as well as Aruba switches, ensuring high network availability and performance.
- Configure, monitor, and maintain Aruba wireless components (APs, controllers, security policies).
- Handle escalations, perform root cause analysis, and lead resolution of critical network incidents.
- Manage and support enterprise-level routing and switching technologies: VLANs, STP, HSRP, OSPF, BGP, and EIGRP.
- Conduct network performance tuning, capacity planning, and proactive issue resolution.
- Collaborate with security and system teams to implement network security best practices (802.1x, RADIUS, ACLs, segmentation, etc.
- Engage with vendors for hardware/software support, upgrades, and new technology rollouts.
- Maintain clear and updated network documentation, SOPs, and configuration records.
- Utilize monitoring tools like SolarWinds, PRTG, Aruba Airwave/Central for visibility and alerting.
- Apply QoS, NAT, DHCP, DNS configurations as required for seamless operations.
- Participate in audits, DR drills, and security assessments.
Required Skills & Qualifications :
- Strong hands-on experience with Cisco IOS/NX-OS and Aruba OS / Central.
- Expert-level knowledge of Layer 3 protocols (OSPF, BGP, EIGRP) and Layer 2 technologies.
- Proficiency in network security, segmentation, and wireless infrastructure.
- Experience with enterprise monitoring and ticketing systems.
- Familiarity with 802.1x, DHCP, DNS, NAT, QoS, ACLs.
- Strong analytical, troubleshooting, and documentation skills.
- Ability to work independently and lead network initiatives end-to-end.
- Excellent communication and vendor coordination skills.
Preferred Certifications :
- CCNP (Routing & Switching) or equivalent advanced Cisco certification
- Aruba certifications (e.g., ACMP, ACSA) are a plus
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