Network Engineer

Overview We're looking for a senior Network Security Engineer to support large-scale enterprise networks and security infrastructure. This role will focus heavily on firewall administration, network security, advanced routing, and data center migration projects. The ideal candidate has deep hands-on experience troubleshooting complex environments and leading network cutovers with minimal business disruption. Responsibilities Implement firewall change requests and security policy updates. Create, manage, and troubleshoot firewall rules and objects within Check Point and Fortinet environments. Configure and support Check Point, Fortinet, Cisco, and Juniper firewalls. Support and administer F5 Load Balancers, including VIPs, pools, nodes, SSL profiles, and health monitoring. Support proxy and IDS environments. Plan and execute data center migration activities, including: Pre-migration planning Cutovers Validation testing Rollback planning Post-migration support Troubleshoot complex routing and connectivity issues involving: BGP OSPF EIGRP MPLS IPSec VPNs GRE Tunnels NAT VRF Perform packet captures, traffic flow analysis, log review, and end-to-end connectivity validation. Support migration of third-party and external network connections between data centers. Work closely with network, security, application, vendor, and carrier teams. Maintain technical documentation, migration plans, and change records. Participate in after-hours maintenance and migration windows when needed. Required Experience 10+ years of enterprise networking experience with a strong network security focus. Hands-on experience administering Check Point and/or Fortinet firewalls. Strong experience supporting data center migration projects. Advanced routing and switching experience, including BGP, OSPF, MPLS, VPNs, NAT, and VLAN technologies. Experience with Cisco and Juniper networking technologies. 2+ years of Linux/Unix experience. Strong troubleshooting and problem-solving skills. Experience with network monitoring and management tools. Strong communication and documentation abilities. Preferred Certifications CCSE (Check Point Certified Security Expert) CCNP Fortinet, F5, Juniper, or other network security certifications Nice-to-Have Experience F5 Load Balancers Proxy and IDS technologies Security automation or orchestration tools Experience within highly regulated environments Knowledge of Zero Trust and modern network security architectures Must-Haves ✅ Check Point and/or Fortinet firewall administration ✅ Data center migration experience ✅ Advanced routing knowledge (BGP, OSPF, MPLS, VPNs) Job Type & Location This is a Contract to Hire position based out of Cary, NC. Pay and Benefits The pay range for this position is $45.00 - $60.00/hr. 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. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a hybrid position in Cary,NC. Application Deadline This position is anticipated to close on Sep 3, 2026. About TEKsystems 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. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services 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. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records. Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.