Senior Network / Security Engineer (Fortinet / Cisco) POST NUMBER: 481897

Senior Network Engineer (Fortinet / Cisco)
DETAILS
Location : Irving, TX 75039 (hybrid 4days [M-TH] per week onsite)
Position Type : Direct-Hire
Hourly / Salary : to $150K (based on experience)
JOB SUMMARY
Vaco is currently seeking a Senior Network Engineer (Fortinet / Cisco) for a Direct-Hire opportunity that is located in Irving, TX 75039 (onsite 5-days per week). The Senior Network Engineer (Fortinet / Cisco) will primarily focus on supporting the integration of acquired companies into the established enterprise network configuration, including assessment, standardization, and migration activities across network and security environments. The Senior Network Engineer (Fortinet / Cisco) will manage and optimize a large-scale enterprise network and security infrastructure and will design, implement, maintain and troubleshoot LAN / WAN, wireless, and data center networks, while ensuring high availability, performance, and security. Additionally, the Senior Network Engineer (Fortinet / Cisco) will resolve escalated technical issues, mentor junior engineers, lead network projects, perform capacity planning, maintain comprehensive documentation, and drive continuous process and systems improvements.
Enterprise Network / Security Operations – Managing Enterprise Network / Security Infrastructure Supporting Availability / Integrity / Stability / Performance Across Large-Scale Environments | LAN / WAN / Wireless Networks / Routing / Switching Consistency / Routers / Firewalls / Switches / IP-Based Communication Systems
Network Engineering / Administration – Designing / Implementing / Maintaining Enterprise Network Infrastructure | Supporting Performance Monitoring / Bottleneck Resolution / Capacity Planning / Infrastructure Scalability / Global Connectivity / Operational Stability
Technical Support / Operations – Resolving Escalated Network Issues | Managing Monitoring / Alerting / Incident Activities / Enterprise Ticketing Processes / Operational Issue Resolution / Incident Documentation | Providing Advanced Troubleshooting Support
Security / Governance – Maintaining Security Controls (Firewalls / Access Controls / Intrusion Detection) | Supporting Change Management / Operational Governance / Process Improvements / Enterprise Standards Alignment
Infrastructure Delivery / Cross-Functional Collaboration – Managing Infrastructure Software / Hardware Initiatives / Technical Analytics / Reporting / Documentation / Knowledge Base Contributions | Coordinating Cross-Functional Resources Supporting Technology Projects / Enterprise Implementations
M&A Network Integration – Supporting Acquired Company Network Integration / Infrastructure Standardization / Migration Activities | Aligning Legacy Environments to Enterprise Standards
Documentation / Continuous Improvement – Developing Technical Documentation (Diagrams / Procedures / Configurations) | Supporting Technology Modernization / Process Enhancements / Operational Visibility / Long-Term Infrastructure Scalability
About the Project : The core mission is to lead the migration and standardization of a large, acquired network into an established enterprise “golden configuration.” This involves assessing the acquired environment, performing gap analysis, designing migration strategies, and executing large-scale cutovers across Cisco (Nexus 7k/9k / Catalyst) and Fortinet (FortiGate / SD-WAN / FortiManager) environments while maintaining HA and security. This role will require a combination of deep technical expertise in Cisco Routing / Switching and Fortinet Security with strong integration leadership to consolidate hundreds of sites into one standardized, high-performing network. This is a high-impact role blending hands-on engineering, project leadership, and cross-team coordination during a critical growth phase, with the ultimate goal of unifying 2 large networks into one best-in-class enterprise infrastructure.
JOB REQUIREMENTS
Enterprise Network Engineering (9 years) – Data Center Infrastructure (advanced) / Cisco / Fortinet
Cisco Networking (9 years | hands-on) – Design / Configuration / Troubleshooting | Cisco Nexus 7K/9K / Catalyst Routing/Switching Platforms
Fortinet Security (5 years) – Supporting FortiGate / FortiManager / FortiAnalyzer / Fortinet SD-WAN
Routing / Network Architecture (deep expertise) – Across Routing Protocols (BGP / OSPF / EIGRP / Route Redistribution / Policy-Based Routing)
M&A Network Integration – Network Integration / Consolidation / Standardization Initiatives Following Enterprise Mergers and Acquisitions
Enterprise Network Transformation – Delivering Large-Scale Network Migrations into Standardized Enterprise “Golden Configuration” Models | Preserving Availability / Reducing Operational Disruption
Network Assessment / Migration Strategy – Conducting Network Assessments / Gap Analysis / Migration Planning / Roadmap Development for Acquired Enterprise Environments
PREFERRED (not required)
Fortinet Security Ecosystem (advanced) – FortiGate HA Clusters / Security Fabric / FortiSwitch / FortiAP / Integrated Security Components
Network Access Control (NAC) – Implementing / Managing Cisco ISE for Enterprise Network Access Control / Policy Enforcement
Enterprise Wireless Management – Supporting Ruckus Wireless Solutions for Large-Scale WiFi Infrastructure
Network Monitoring / Observability – Utilizing SolarWinds for Network Monitoring / Performance Management / Reporting / Operational Visibility
VPN / Secure Connectivity – Designing / Supporting Site-to-Site IPsec VPN / SSL VPN Solutions Enterprise-wide
M&A Network Integration – Executing Large-Scale NW Integration / Post-Acquisition Consolidation Initiatives
Network Standardization (Multi-Site) – Leading Multi-Site Network Standardization Across Distributed Enterprise Environments | Ensuring Consistency and Compliance
Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs. With that said, as required by local law in geographies that require salary range disclosure, Vaco/Highspring notes the salary range for the role is noted in this job posting. The individual may also be eligible for discretionary bonuses, and can participate in medical, dental, and vision benefits as well as the company’s 401(k) retirement plan. Additional disclaimer: Unless otherwise noted in the job description, the position Vaco/Highspring is filing for is occupied. Please note, however, that Vaco/Highspring is regularly asked to provide talent to other organizations. By submitting to this position, you are agreeing to be included in our talent pool for future hiring for similarly qualified positions. Submissions to this position are subject to the use of AI to perform preliminary candidate screenings, focused on ensuring minimum job requirements noted in the position are satisfied. Further assessment of candidates beyond this initial phase within Vaco/Highspring will be otherwise assessed by recruiters and hiring managers. Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.

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Vacancy posted 8 days ago

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