Senior Network Engineer - Support

Apps Associates, LLC; Hyderabad; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Apps Associates, LLC is seeking a senior network professional with hands-on experience in enterprise and cloud networking. You will design and troubleshoot hybrid connectivity across AWS, OCI, and on-prem environments, and work with Palo Alto and Fortinet firewalls to secure and optimize traffic.

Responsibilities include leading incident bridges, collaborating with cross-functional teams, and ensuring resilient, scalable network architectures with IaC tooling such as Terraform and CloudFormation.

Qualifications

• Hands-on experience in enterprise and cloud networking.
• Design and troubleshoot hybrid connectivity across AWS, OCI, and on-prem.
• Experience with Palo Alto and Fortinet firewalls.
• Proficient in Terraform, CloudFormation, and cloud CLI tools.
• Strong DNS, SSL, and load-balancing knowledge.
• Ability to work with cross-functional teams and stakeholders.
• Excellent communication of complex technical issues.

Responsibilities

• Design and optimize hub-and-spoke network architectures across cloud and data centers.
• Troubleshoot production connectivity issues and routing anomalies.
• Collaborate with cloud, security, and network teams to implement best practices.
• Lead incident bridges and provide timely production updates.

Skills

AWS networking

OCI networking

Networking security

Hybrid cloud connectivity

Firewall concepts

Terraform/CloudFormation

VPC/Subnetting

CCNA/CCNP concepts

DNS/Load balancing

Incident management

Communication skills

Tools

Palo Alto firewalls

Fortinet firewalls

AWS CLI

OCI CLI

Terraform

CloudFormation

VPN technologies

Job description

• 5-10+ years of hands-on experience in enterprise networking, cloud networking, network security, and hybrid infrastructure operations.

• Strong hands-on experience in AWS networking services including VPC, subnetting, route tables, Transit Gateway, Direct Connect, VPN, VPC Peering, Route 53, ALB/NLB, Security Groups, NACLs, AWS WAF, Network Firewall, PrivateLink, and VPC Endpoints.

• Strong working knowledge of OCI networking including VCN, DRG, route tables, security lists, NSGs, FastConnect, Site-to-Site VPN, LPG/RPC, Service Gateway, NAT Gateway, Load Balancer, and private/public connectivity models.

• Strong CCNA/CCNP-level understanding of routing and switching concepts including TCP/IP, OSI model, VLAN, trunking, STP, EtherChannel, subnetting, static routing, OSPF, BGP, EIGRP, NAT, ACL, HSRP/VRRP, and QoS.

• Ability to design and troubleshoot hybrid connectivity between cloud and on-premises using AWS Direct Connect, OCI FastConnect, IPsec VPN, BGP routing, redundant tunnels, and failover design.

• Strong knowledge of firewall and network security concepts including security zones, NAT policy, security policy, URL filtering, IDS/IPS, SSL inspection, VPN, threat prevention, and traffic logs.

• Experience with Palo Alto and Fortinet or similar next-generation firewall platforms.

• Ability to design secure and scalable hub-and-spoke network architecture across AWS, OCI, and enterprise data centers.

• Strong understanding of DNS, DHCP, SSL certificates, load balancer health checks, session persistence, SSL offloading, backend pools, listeners, and traffic routing.

• Experience in troubleshooting production issues related to application connectivity, blocked traffic, routing loops, asymmetric routing, packet loss, MTU issues, DNS failures, VPN instability, and cloud security misconfiguration.

• Strong understanding of Infrastructure as Code and automation tools such as Terraform, CloudFormation and AWS/OCI CLI.

• Experience in cloud governance, network documentation, compliance support, audit readiness, firewall rule review, and secure network design.

• Ability to work with cross-functional teams, vendors, service providers, security teams, cloud teams, and business stakeholders.

• Strong communication skills with the ability to explain technical issues clearly to both technical and non-technical stakeholders.

Ability to work independently, handle critical incidents, lead troubleshooting bridges, and provide clear updates during production outages.