Network Engineer III

Firewall Fortinet Scripting Hardening Operations Leadership Management Automation Scalability Consolidation IP Addressing AWS Networking Network Routing Network Diagrams Complex Networks Security Policies Disaster Recovery Network Migration Project Management Business Valuation Financial Services Wide Area Networks Root Cause Analysis Systems Engineering Business Continuity Local Area Networks Network Engineering Project Stakeholders Network Segmentation Full Stack Development Network Infrastructure Network Access Control Cisco Routers Switches Artificial Intelligence Wireless Communications Business Transformation Python (Programming Language) Virtual Private Networks (VPN) Network Performance Management Open Shortest Path First (OSPF) Troubleshooting (Problem Solving) Cisco Certified Internetwork Expert Dynamic Host Configuration Protocol (DHCP) Payment Card Industry (PCI) Data Security Standards Software-Defined Networking Wide Area Network (SD-WAN), TEKsystems is seeking a highly skilled Senior Network Engineer to support one of our partner companies in the finance industry. This role will work closely with Network Architects, Engineering teams, Information Security, and project stakeholders to assess, design, implement, and support network integration activities.

The ideal candidate will provide hands-on engineering expertise for network migration, connectivity, security, and infrastructure consolidation initiatives while helping ensure business continuity, operational stability, and compliance with financial security standards.

Network Integration Support

• Support the planning and execution of network migration, consolidation, and connectivity initiatives.
• Participate in infrastructure discovery, network assessments, and gap analyses.
• Assist with implementing network changes, cutovers, and migration activities while minimizing operational impact.
• Document existing and future-state network architectures, configurations, and integration activities.
• Support testing, validation, and troubleshooting efforts throughout the integration process.

Network Engineering

• Design, configure, implement, and maintain enterprise LAN, WAN, SD-WAN, wireless, and data center network environments.
• Deploy and support routing, switching, segmentation, and high-availability solutions.
• Assist with network modernization and optimization efforts.
• Maintain network performance, reliability, and scalability across the enterprise environment.
• Support connectivity between on-premises infrastructure, branch locations, and cloud services.

Security & Compliance

• Implement network solutions that align with Information Security policies and regulatory requirements.
• Support firewall, VPN, network segmentation, and secure connectivity initiatives.
• Assist in vulnerability remediation and network hardening activities.
• Ensure network configurations comply with applicable banking and regulatory standards.

Operational Support

• Serve as a Tier III escalation resource for complex network issues.
• Troubleshoot and resolve network incidents, outages, and performance concerns.
• Participate in maintenance windows, after-hours upgrades, and migration activities as required.
• Perform root cause analysis and implement corrective actions to improve network stability.
• Maintain accurate network diagrams, operational procedures, and technical documentation.

Collaboration

• Work closely with Network Architects, Security Engineers, Systems Engineers, vendors, and project teams.
• Provide technical recommendations related to network integration and optimization efforts.
• Support project managers by providing technical status updates and implementation input.
• Mentor junior engineers and share technical knowledge with team members., Equities Operations Management ServiceNow Statistics Flowcharts Market Data End Systems Coordinating Fiber Optics Cryptography Network Support

• 7+ years of enterprise network engineering experience.
• Experience supporting large-scale network migration, infrastructure integration, or technology transformation projects.
• Experience working within highly regulated environments such as banking, financial services, healthcare, or government preferred.
• Hands-on experience implementing network infrastructure changes in production environments.

Technical Skills

Strong experience with:

• Cisco routing and switching platforms
• BGP, OSPF, EIGRP
• SD-WAN technologies
• Enterprise wireless solutions
• DNS, DHCP, and IP address management
• VPN technologies
• Data center networking
• Network monitoring and management platforms
• Azure and/or AWS networking concepts

Experience with:

• Palo Alto, Cisco, Fortinet, or similar firewall platforms
• Network automation and scripting tools (Python, Ansible preferred)
• Network access control (NAC) solutions
• High-availability and disaster recovery networking
• Preferred Qualifications
• CCNP Enterprise, CCIE, or equivalent certification.
• Azure Network Engineer Associate and/or AWS networking certifications.
• Experience supporting merger and acquisition (M&A) integration projects.
• Knowledge of FFIEC, PCI-DSS, and other financial industry security requirements.
• Experience with cloud connectivity and hybrid network architectures., Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors., Outside Plant Electro-Optics Microsoft Excel Network Routing Network Control Ancient History Microsoft Office Microsoft Access Network Switches Fault Management Microsoft Outlook Change Management Network Management Information Systems Incident Management Local Area Networks Network Engineering Microsoft PowerPoint Top Secret Clearance CompTIA Security+ CE Performance Management Internet Protocols Suite IAT Level II Certification Time-Division Multiplexing Optical Transport Networks Juniper Network Technologies Multiprotocol Label Switching Synchronous Optical Networking, Data Link Layer Ancient History Support Services Change Management Electrical Wiring Network Protocols Problem Management Transport Networks Root Cause Analysis Information Systems Incident Management Engineering Support Networking Hardware CompTIA Security+ CE Maintenance Scheduling Electric Power Systems Communications Protocols Network Management System IAT Level II Certification Time-Division Multiplexing Network Planning And Design Fault Detection And Isolation Synchronous Optical Networking Wavelength-Division Multiplexing Application-Specific Information Troubleshooting (Problem Solving) +0

We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company., We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.