Network Engineer (Bengaluru)

Network Engineer (Bengaluru)

26 Aug
|
Important Group
|
Bengaluru

26 Aug

Important Group

Bengaluru

We’re seeking an experienced Network & Security Engineer with 4 years of experience to operate, optimize, and secure enterprise network infrastructure. The ideal candidate will own L2/L3 troubleshooting, implement security policies, and drive continuous improvement across Cisco switching/routing, SonicWall & Fortinet firewalls, Cisco WLC/Wi‑Fi, and SSE solutions like Netskope.



Requirements

Key Responsibilities


Operations & Support


- Provide L2/L3 support for LAN/WAN, Wi‑Fi, and security incidents; drive root cause analysis and permanent fixes.

- Manage and optimize Cisco routers/switches (OSPF/EIGRP, STP, VLANs, HSRP/VRRP, QoS).

- Administer Cisco WLC and enterprise Wi‑Fi (AP provisioning, RF optimization, WPA2/3‑Enterprise, 802.1X).


Firewall & Security

- Configure and maintain SonicWall and Fortinet (FortiGate) firewalls (NAT, VPN, SD‑WAN, policies, IPS/AV/WEB).

- Implement site‑to‑site and remote‑access VPNs, certificate management, and high availability.

- Tune security profiles (IPS, Anti‑Virus, Web Filter, Application Control) and monitor threat activity.



SSE / Cloud Security

- Operate Netskope (SWG, CASB, ZTNA/DLP policies), integrate with IdP (Azure AD/Okta), and onboard endpoints.

- Analyze SSE logs/events; optimize policies for user experience and risk reduction.



Monitoring & Reliability

- Maintain FortiAnalyzer, SonicWall Analytics.

- Define and track SLAs/OLAs; drive capacity planning and performance baselines.




Change & Compliance

- Lead changes via ITIL processes (Request/Change/Problem); maintain network diagrams and SOPs.

- Ensure compliance with security standards (e.g., ISO 27001, CIS Benchmarks)



and audit readiness.




Collaboration

- Work with InfoSec, Workplace, Cloud, and App teams on new projects (M&A;, branch rollout, cloud migrations).

- Vendor coordination for complex issues, RMAs, and firmware advisories.



Must‑Have Skills



- Routing/Switching: VLAN, trunking, inter‑VLAN, STP/RSTP, NAT, QoS.

- Cisco WLC/Wi‑Fi: RF design basics, AP groups, FlexConnect/Local mode, RADIUS/802.1X, Fast Secure Roaming.



Firewalls:

- SonicWall: Access rules, NAT, DPI, VPN (IKEv2), App Control, HA.

- Fortinet: Policy/Objects, SD‑WAN, IPSec/SSL‑VPN, UTM profiles, HA (A‑A/A‑P), FortiManager/FortiAnalyzer.

- Netskope: SWG, CASB, ZTNA, DLP, policy creation, client deployment, log analysis.

- Security Foundations: TCP/IP, TLS/PKI, DNS/DHCP, identity -aware policies, segmentation (ACLs/VLANs).

- Scripting/Automation (nice -to -have): Python/PowerShell, REST APIs for device/report automation.

- Tooling: Wireshark, Nmap, SolarWinds/PRTG, FortiAnalyzer, SonicWall Analytics,



Certifications (Preferred)



- Cisco: CCNA (required or equivalent)

- Fortinet: NSE 4 (Firewall Professional) or higher (NSE 5/7 nice -to -have).

- SonicWall: SNSA/SNSP (preferred).

- Netskope: NSA (Administrator) / NPA (preferred).

- Security & ITSM: CompTIA Security+, ITIL Foundation.







Soft Skills
- Strong customer communication and incident ownership.

- Clear documentation and change control discipline.

- Analytical mindset for RCA and risk -based decision making.

- Collaboration across cross -functional teams and vendors.



KPIs / Success Metrics


- Incident SLAs: ≥95% resolution within SLA; reduced MTTR.

- Stability: Lower repeat incidents; proactive problem records closed.

- Security Posture: Reduced false positives, policy compliance, and timely patching/firmware.

- Performance: Wi‑Fi user experience (latency, throughput), WAN utilization, SD‑WAN path quality.

- Design: Branch network with dual ISP, SD‑WAN, and ZTNA access.

- Troubleshooting: Intermittent Wi‑Fi drops on specific SSID—RF vs. RADIUS vs. DHCP analysis.

- Security: DLP policy conflicts in Netskope; tuning to reduce false positives.

- Firewalls: Migrating SonicWall to FortiGate with parity policies and VPNs.

- Packet analysis: TLS handshake failures; SNI -based policy impacts.

- Audit Readiness: Up -to -date diagrams, SOPs, access reviews, and config backups.





Education


​
Bachelor’s in Computer Science/IT/ECE (or equivalent experience).


Perks

• Health insurance coverage for employee, spouse, and kids




• Retirement savings plan with employer matching contributions





• Opportunities for professional development and advancement within the organization




📌 Network Engineer (Bengaluru)
🏢 Important Group
📍 Bengaluru

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