Sr. Network/Security Engineer Job Description

The Sr. Network/Security Engineer plays a critical role in shaping network and security architecture strategies that align with diverse client needs. This position requires strong technical expertise in both networking and cybersecurity, and involves close collaboration with engineering teams and direct interaction with clients to design, implement, and support secure, scalable, and resilient infrastructure solutions.

Responsibilities

As a key member of our professional services team, the responsibilities of the Sr. Network/Security Engineer include, but are not limited to, the following:

• Network Architecture Design & Implementation: Plan, design, and implement advanced network solutions using technologies from Cisco, Juniper, HPE Aruba, Fortinet, and Arista, tailored to client-specific performance and security requirements.
• Security-Focused Network Deployments: Implement and troubleshoot secure network environments leveraging next-gen firewall and routing platforms with emphasis on segmentation, access control, and intrusion prevention.
• Firewall Deployment and Management: Deploy, manage, and resolve issues across multiple firewall platforms such as Palo Alto (PAN-OS), Fortinet, Cisco FTD, and Meraki, with deep knowledge of security policy configuration, NAT, VPNs, and threat detection.
• Secure SD-WAN Architecture: Design and implement secure SD-WAN environments using platforms such as Fortinet, VMware SD-WAN (Velocloud), Cisco Viptela, Prisma SD-WAN, and Silver Peak, ensuring consistent security across distributed networks.
• Data Center Security Solutions: Architect and secure data center networks using technologies like Cisco Nexus, Arista, and Juniper, implementing VLANs, VXLAN, micro-segmentation, and high availability protocols.
• SASE Solution Integration: Deploy and manage Secure Access Service Edge (SASE) models using platforms like FortiSASE, VMware, and Prisma, combining cloud-native networking with robust security.
• Security Architecture & Blueprint Development: Draft comprehensive network security architectures and implementation blueprints to guide solution delivery and ensure alignment with industry best practices.
• Client Engagement & Project Delivery: Participate in client engagements, provide consulting and billable services, and support the successful delivery of network and security transformation projects.

Qualifications and Requirements

Extensive Network and Security Experience: Hands-on experience with enterprise-grade infrastructure, including design and troubleshooting of solutions based on Cisco, Fortinet, Juniper, HPE Aruba, Arista, and related platforms.

• Firewall Proficiency: Expertise in advanced firewall configuration and management, including Palo Alto, Fortinet FortiGate, Cisco FTD, and Meraki, with detailed understanding of policies, rulebases, and intrusion prevention.
• SD-WAN Expertise: Proven background deploying secure SD-WAN across multiple platforms, ensuring redundancy, optimized routing, and secure communication for branch connectivity.
• Data Center Networking & Security: Skilled in securing complex data center environments using Cisco Nexus, Arista, and other technologies to enforce segmentation, high availability, and zero-trust principles.
• SASE and Cloud Network Security: Familiarity with SASE platforms and ability to implement security within cloud-driven network topologies.
• Security Documentation: Ability to create comprehensive, client-facing documentation for network and security design, implementation, and operational procedures.
• Project-Based Client Work: Experience in delivering billable technical services to enterprise clients, including assessments, remediation, and implementation.
• Certifications (Preferred or Required):
  • Palo Alto Networks Certified Network Security Engineer (PCNSE)
  • Fortinet NSE 7
  • Cisco Certified Internetwork Expert (CCIE) Security
  • Additional certifications such as CISSP, CEH, or vendor-specific network/security credentials are advantageous.
• Analytical Problem-Solving: Demonstrated ability to identify root causes and resolve complex networking and security issues under pressure.
• Communication & Collaboration: Strong verbal and written communication skills, with the ability to interface effectively with stakeholders, document technical processes, and mentor junior team members.