Network Engineer (m/f/d)
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Key skills for this role
About the Role
We are seeking an experienced Senior Network Engineer with 7+ years of enterprise networking expertise to design, implement, and maintain critical infrastructure supporting banking and mission-critical applications.
Key Skills for This Role
Responsibilities
- Design, deploy, and optimize enterprise grade network infrastructure supporting 24/7 business critical applications
- Configure and troubleshoot advanced Layer 2/3 networking protocols across Cisco and Juniper platforms
- Implement and manage F5 load balancers, including LTM configuration, VIP creation, SSL offloading, health monitoring, and traffic distribution
- Deploy and operate network security solutions: firewalls (FortiGate, F5), email security gateways (Cisco ESA), and web security appliances (Cisco WSA)
- Administer Efficient IP DDI platforms for centralized DNS, DHCP, and IP address management with Active Directory integration
- Configure and maintain Cisco ISE for policy based access control (802.1x, MAB) with compliance and posture assessment
- Manage Trellix (McAfee) endpoint protection platforms including ENS, EDR, DLP, and threat intelligence integration
- Monitor network performance, capacity planning, and optimization across infrastructure components
- Troubleshoot complex network and security issues including application availability, latency, and data flow problems
- Support regulatory compliance audits (banking, PCI DSS, ISO 27001) with infrastructure documentation
Requirements
- 7+ years of hands on experience in enterprise networking design, deployment, and management
- Advanced knowledge of Layer 2/3 protocols: VLAN, STP, HSRP, OSPF, BGP
- Proven expertise configuring and troubleshooting Cisco and Juniper switches and routers
- Hands on experience with F5 Load Balancer (LTM, VIP, SSL offloading, health monitoring)
- Working knowledge of firewall operation and tuning (FortiGate, F5)
- Experience with email and web security appliances (Cisco ESA, Cisco WSA)
- Familiarity with enterprise DNS/DHCP/IPAM solutions (Efficient IP preferred)
- Knowledge of endpoint security and EDR solutions (Trellix/McAfee preferred)
- Strong troubleshooting and analytical skills
Full Job Posting
Job Summary
- We are seeking an experienced Senior Network Engineer with 7+ years of enterprise networking expertise to design, implement, and maintain critical infrastructure supporting banking and mission critical applications.
Key Responsibilities
- Design, deploy, and optimize enterprise grade network infrastructure supporting 24/7 business critical applications
- Configure and troubleshoot advanced Layer 2/3 networking protocols (VLAN, STP, HSRP, OSPF, BGP) across Cisco and Juniper platforms
- Implement and manage F5 load balancers, including LTM configuration, VIP creation, SSL offloading, health monitoring, and traffic distribution
- Deploy and operate network security solutions: firewalls (FortiGate, F5), email security gateways (Cisco ESA), and web security appliances (Cisco WSA)
- Administer Efficient IP DDI platforms for centralized DNS, DHCP, and IP address management with Active Directory integration
- Configure and maintain Cisco ISE for policy based access control (802.1x, MAB) with compliance and posture assessment
- Manage Trellix (McAfee) endpoint protection platforms including ENS, EDR, DLP, and threat intelligence integration
- Monitor network performance, capacity planning, and optimization across infrastructure components
- Troubleshoot complex network and security issues including application availability, latency, and data flow problems
- Support regulatory compliance audits (banking, PCI DSS, ISO 27001) with infrastructure documentation
- Has to work as single person managing customer’s Network Experience
Required Qualifications
- 7+ years of hands on experience in enterprise networking design, deployment, and management
- Advanced knowledge of Layer 2/3 protocols: VLAN, STP, HSRP, OSPF, BGP
- Proven expertise configuring and troubleshooting Cisco and Juniper switches and routers
- Hands on experience with F5 Load Balancer (LTM, VIP, SSL offloading, health monitoring)
- Working knowledge of firewall operation and tuning (FortiGate, F5)
- Experience with email and web security appliances (Cisco ESA, Cisco WSA)
- Familiarity with enterprise DNS/DHCP/IPAM solutions (Efficient IP preferred)
- Knowledge of endpoint security and EDR solutions (Trellix/McAfee preferred)
- Strong troubleshooting and analytical skills with ability to diagnose complex network issues
Technical Skills
- Enterprise Networking: Advanced Layer 2/3 protocol expertise: VLAN, STP, HSRP, OSPF, BGP; Dynamic routing protocols: OSPF and BGP configuration, optimization, and troubleshooting; Cisco and Juniper platform expertise: switch and router configuration, IOS/Junos management; Network performance optimiz
- Load Balancing (F5 LTM): F5 BIG IP LTM configuration and management; Virtual IP (VIP) creation and traffic distribution across backend servers; SSL/TLS offloading and certificate management; Health checks, connection pooling, and session persistence (sticky sessions)
- Network Security & Firewalls: Firewall deployment, operation, and policy tuning (FortiGate, F5 AFM); Intrusion detection/prevention and advanced threat protection; DDoS mitigation and traffic filtering strategies
- Email & Web Security: Cisco Email Security Appliance (ESA) design, deployment, and operation; Advanced email threat protection: spam filtering, antivirus, graymail, URL filtering; Cisco Web Security Appliance (WSA) configuration for web filtering and content inspection; DLP policy enforcement and em
- Endpoint Security & EDR: Trellix (McAfee Enterprise) platform administration: ENS, EDR, DLP, ePO; Endpoint protection policy deployment and threat prevention module tuning; Integration with email/web gateways and threat intelligence feeds
- DNS, DHCP & IPAM: Efficient IP DDI (DNS, DHCP, IPAM) platform deployment and administration; Centralized management of DNS zones, DHCP scopes, and IP address allocations; Active Directory integration for dynamic DNS updates and role based access
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