Network Engineer L2

Role Overview

We are looking for an experienced Network Security Engineer to design, implement, maintain, and secure enterprise network infrastructure. The role requires a strong understanding of network security principles, hands-on experience with security technologies, and the ability to troubleshoot complex network and security issues.

The ideal candidate will work closely with network, infrastructure, cloud, application, and security teams to ensure secure, resilient, and highly available network environments. The candidate should be comfortable handling security incidents, performing root-cause analysis, implementing security controls, and contributing to continuous improvement of the organization's network security posture.

Key Responsibilities

• Design, implement, configure, and maintain enterprise network security infrastructure.
• Manage and support network security technologies including firewalls, VPNs, IDS/IPS, secure gateways, and network access controls.
• Configure and maintain security policies, access rules, NAT, VPN tunnels, and related network security controls.
• Monitor network traffic and security events to identify potential threats, anomalies, and unauthorized access.
• Troubleshoot complex network connectivity and security-related issues and perform root-cause analysis.
• Investigate and respond to network security incidents in coordination with security and infrastructure teams.
• Review firewall and network security rules regularly and ensure they follow established security standards and business requirements.
• Support secure connectivity across data centers, corporate networks, remote locations, cloud environments, and third-party networks.
• Participate in network security assessments, vulnerability remediation, and security hardening activities.
• Implement and maintain network segmentation and access-control mechanisms.
• Work with internal teams to assess security requirements for new applications, infrastructure, and network changes.
• Participate in change management, implementation, and post-change validation activities.
• Maintain network security documentation, architecture diagrams, configurations, and operational procedures.
• Contribute to security improvement initiatives, automation, standardization, and operational efficiency.
• Work with vendors and technology partners for issue resolution, upgrades, and technical escalations.
• Ensure network security operations align with organizational policies, industry standards, and compliance requirements.

Required Skills

• Strong experience in network security engineering and enterprise networking.
• Good understanding of TCP/IP, DNS, DHCP, HTTP/HTTPS, routing, switching, VLANs, and network protocols.
• Hands-on experience with enterprise firewalls and security gateways.
• Strong understanding of VPN technologies, IPsec, SSL/TLS, NAT, and access-control policies.
• Experience with IDS/IPS, network monitoring, traffic analysis, and security event investigation.
• Experience troubleshooting network and security issues across complex environments.
• Good understanding of network security architecture, segmentation, and secure connectivity.
• Experience with incident management, change management, and root-cause analysis.
• Familiarity with security best practices, vulnerability management, and network hardening.
• Strong analytical, troubleshooting, and problem-solving skills.
• Good written and verbal communication skills with the ability to work effectively with technical and non-technical stakeholders.

Preferred Skills

• Experience with security technologies from vendors such as Palo Alto, Fortinet, Cisco, Check Point, or similar.
• Exposure to cloud networking and cloud security across AWS, Azure, or GCP.
• Knowledge of Zero Trust, SASE, SD-WAN, or network access control concepts.
• Experience with security monitoring/SIEM platforms.
• Exposure to scripting or automation using Python, PowerShell, or similar technologies.
• Relevant certifications such as CCNA/CCNP Security, PCNSE, Fortinet certifications, or equivalent are an advantage.

Key Competencies

• Network Security Engineering
• Enterprise Network Troubleshooting
• Firewall & VPN Management
• Security Incident Handling
• Network Monitoring & Analysis
• Security Hardening
• Root-Cause Analysis
• Risk & Vulnerability Awareness
• Change & Configuration Management
• Stakeholder Communication
• Problem Solving
• Documentation & Process Discipline

A Network Engineer is responsible for designing, implementing, and maintaining an organization’s computer networks to ensure reliable connectivity, security, and performance. The role involves configuring routers, switches, firewalls, and other networking equipment, as well as monitoring network activity to prevent downtime and optimize efficiency.

🚨 We're Hiring: Network Engineer 🚨

ZigZag AI is looking for a Network Engineer with 1+ year of hands-on experience to join our team!

What we're looking for:

🔹 Solid working knowledge of Firewalls & Firewall Rules

🔹 Experience with NVR/DVR systems

🔹 Strong understanding of Port Forwarding & NAT

🔹 Good communication skills — both Hindi and English are a must

Compensation: ₹4 LPA

About ZigZag AI:

Zigzag AI is building the future of operational intelligence. Our AI connects to existing cameras and helps businesses understand what is happening on the ground, spot issues early, and take action faster. From shops and bungalows to hotels, factories, and hospitals, Zigzag helps teams run smoother, safer, and smarter operations every day.

This is not just monitoring. This is AI that drives execution.

Trusted by leading clients such as Tata, Birla, Treebo, JP Minda, Philips, and many more.

If you're someone who enjoys solving real-world networking problems and wants to grow with a fast-paced, mission-driven team, we'd love to hear from you!

#Hiring #NetworkEngineer #ITJobs #FirewallEngineer #CCTV #NVR #DVR #JobOpening #ZigZagAI #OperationalIntelligence

We are hiring a Network Engineer to design, run and troubleshoot enterprise networks.

Responsibilities

• Configure and maintain routers, switches and firewalls
• Manage routing protocols such as BGP and OSPF
• Monitor network performance and resolve incidents
• Plan and carry out network upgrades

Requirements

• 1+ years of network engineering experience
• CCNA or CCNP certification
• Hands-on with Cisco, Juniper or Fortinet equipment

Key Responsibilities:

1. Network Engineering & Team Leadership

• Architect & Maintain: Design, implement, and manage secure, scalable network architectures (LAN, WAN, VPN, and Google Workspace) supporting both corporate offices and widespread on-site clinic networks.
• Lead the Team: Mentor and manage a team of system/network engineers, setting clear milestones, managing internal ticketing escalations, and conducting performance reviews.
• Uptime & Redundancy: Ensure 99.9% uptime for critical health-tech delivery systems by monitoring network traffic, troubleshooting bottlenecks, and implementing failover mechanisms.

2. Data Privacy, Cyber Security & Compliance Safeguards:

• Privacy & Zero-Trust Infrastructure: Implement strict access control mechanisms, data encryption standards (at rest and in transit), and zero-trust network frameworks to protect sensitive personal health information (SPI/PHI).
• End-to-End Security Architecture: Oversee the deployment and maintenance of enterprise-grade Antivirus/EDR solutions, End-to-End Firewalls, and comprehensive Cybersecurity frameworks to defend against external and internal threats.
• Access Control & Governance: Define, implement, and enforce robust Access Control policies—including Least Privilege and Role-Based Access Control (RBAC)—across all corporate, clinical, and Google Workspace environments.
• Access Reviews & Audits: Establish and oversee routine, formalized Access Review processes, ensuring user permissions, administrative privileges, and third-party access are regularly audited and validated.
• Regulatory Alignment & Audit Readiness: Align IT, network policies, and access governance protocols with Indian data protection laws (DPDP Act) and global healthcare standards (HIPAA principles). Conduct routine vulnerability assessments and maintain clean compliance logs.

3. Data Data Understanding & Visualization:

• Infrastructure Analytics: Look beyond raw logs. Analyze data flow patterns, bandwidth utilization, and system performance logs to deeply understand network health.
• Executive Dashboards: Transform complex IT operational data, compliance metrics, and access audit logs into intuitive, actionable visual dashboards using tools like Tableau, Power BI, or AWS QuickSight.
• Data-Driven Decisions: Present clear data trends to the executive leadership team regarding resource utilization, forecasting future capacity needs, and justifying infrastructure spend.

• Hands-on Cisco routing & switching experience;
• CCNA is mandatory.
• Multicast experience would be valuable.
• Location : Mumbai

Cloud Network Engineer – Job Description

Location: Hyderabad

Experience: 6.5+ Years

Role: Cloud Network Engineer

Job Summary

We are looking for an experienced Cloud Network Engineer with strong expertise in AWS or Azure networking and hands-on experience in LAN/WAN infrastructure, network troubleshooting, and cloud connectivity.

Key Responsibilities

• Design, implement, and support cloud networking infrastructure across AWS or Azure.
• Manage and troubleshoot LAN, WAN, VPN, routing, switching, and network connectivity issues.
• Configure and manage VPC/VNet, subnets, route tables, security groups, and network ACLs.
• Monitor network performance, identify bottlenecks, and resolve connectivity issues.
• Work with firewalls, load balancers, DNS, DHCP, TCP/IP, and VPN technologies.
• Support connectivity between on-premises data centers and cloud environments.
• Perform root-cause analysis and troubleshoot complex network incidents.
• Collaborate with cloud, infrastructure, security, and application teams for network requirements.
• Maintain network documentation, configurations, and operational procedures.

Must-Have Skills

• 6.5+ years of experience in Network Engineering.
• Strong hands-on experience in AWS or Azure Networking.
• Good knowledge of LAN/WAN, TCP/IP, routing, and switching.
• Strong network troubleshooting and problem-solving skills.
• Experience with VPN, DNS, DHCP, firewalls, and load balancing.
• Experience with cloud-to-on-premises connectivity.
• Good understanding of network security concepts.

Work Location: Hyderabad.

Looking for a Cloud Network Engineer with strong experience in AWS Networking, LAN/WAN, hybrid connectivity, routing, and troubleshooting. The candidate should have hands-on experience implementing and supporting cloud network infrastructure and resolving complex connectivity issues.

### Key Responsibilities:


- Design, implement, and troubleshoot AWS networking environments.

- Configure VPC/VNet, subnets, route tables, NSG/Security Groups, NACLs, peering, and private endpoints.

- Work on VPN, ExpressRoute, Direct Connect, Transit Gateway, and hybrid connectivity.

- Configure and troubleshoot DNS, Load Balancers, NAT, routing, and network security.

- Troubleshoot LAN/WAN, routing, connectivity, latency, DNS, and packet-flow issues.

- Work with BGP, static routing, NAT, MTU, and high-availability concepts.

- Support cloud migration activities, connectivity validation, and cutover requirements.

- Coordinate with Firewall, Security, Cloud, Application, and Infrastructure teams.

- Prepare network documentation, implementation plans, diagrams, and troubleshooting reports.

- Exposure to Terraform/IaC for cloud network deployment is an advantage.

### Mandatory Skills:


- AWS Cloud Networking

- LAN/WAN & Network Troubleshooting

- Routing & Switching

- VPC/VNet, Subnets, Route Tables

- VPN / Hybrid Connectivity

- DNS & Load Balancing

- BGP / TCP-IP / NAT

- Good communication and stakeholder coordination skills.

- **Client Engagement:** Collaborate with clients to understand their business needs and technical requirements. Provide expert guidance and support throughout the project lifecycle.

- **Network Management:** Design, implement, and maintain NTRX network solutions, ensuring optimal performance and reliability. Troubleshoot and resolve network issues in a timely manner.

- **Database Support:** Utilize SQL to manage, query, and analyze data as needed, ensuring that clients’ databases are functioning efficiently and effectively.

- **Cloud Support:** Assist clients with cloud deployment and support services, helping them to migrate their systems to the cloud and optimize their cloud infrastructure.

- **Documentation:** Create and maintain comprehensive documentation for configurations, implementations, and support processes to ensure knowledge transfer within the team and to clients.

- **Training & Development:** Provide training and support to clients and team members on NTRX solutions and best practices.

- **Continuous Improvement:** Stay current with industry trends and emerging technologies within networking and cloud services to enhance service offerings and promote innovation.

**Required Skills:**

- **Networking Expertise:** Strong knowledge of networking concepts, protocols, and technologies. Experience with troubleshooting and optimizing network performance is a must.

- **SQL Proficiency:** Ability to write, read, and optimize SQL queries, with a robust understanding of relational databases.

- **Cloud Support Skills:** Familiarity with cloud vendor platforms (AWS, Azure, Google Cloud, etc.) and experience in providing cloud-based solutions and support.

- **Problem-Solving Abilities:** Strong analytical and problem-solving skills with the ability to think critically and execute on multiple tasks efficiently.

- **Communication Skills:** Excellent verbal and written communication skills, with the ability to convey technical information to non-technical stakeholders.

**Qualifications:**

- Bachelor’s degree in Computer Science, Information Technology, or a related field.

- 3+ years of experience in networking or IT support, with a focus on professional services or client-facing roles preferred.

- Relevant certifications (such as CCNA, AWS Certified Solutions Architect, etc.) are a plus.

Job Description:

We are looking for a Cloud Network Engineer with strong experience in AWS/Azure cloud platforms and networking. The candidate should have hands-on experience in LAN, WAN, network troubleshooting, and cloud networking.

Key Responsibilities:

• Manage and support networking infrastructure across AWS or Azure cloud environments.
• Configure and troubleshoot LAN/WAN networks and connectivity issues.
• Monitor network performance and resolve network-related incidents.
• Work with cloud networking components such as VPC/VNet, subnets, routing, VPN, and security groups.
• Troubleshoot connectivity between on-premises and cloud environments.
• Analyze and resolve network performance, latency, and connectivity issues.
• Collaborate with infrastructure, security, and application teams for network-related requirements.
• Perform network configuration, maintenance, and troubleshooting activities.
• Follow network security and infrastructure best practices.

Mandatory Skills:

• 6.5 years of relevant experience in Cloud Networking.
• Strong hands-on experience in AWS or Azure.
• Good knowledge of LAN, WAN, TCP/IP, DNS, DHCP and routing.
• Strong network troubleshooting skills.
• Experience with VPN, subnets, routing tables and firewalls.
• Good understanding of cloud networking concepts.
• Good communication and problem-solving skills.