Senior Network Security Engineer

Wintrust provides community and commercial banking specialty finance and wealth management services through its 16 bank charters and nine non-bank businesses. Wintrust delivers the sophisticated solutions of a large bank while staying true to the relationship-focused personalized service of our community banking roots. We serve clients in all 50 states with more than 200 branch banking locations in Illinois southwestern Florida northwestern Indiana west Michigan and southern Wisconsin and commercial banking offices in Chicago Denver Milwaukee Grand Rapids Mich. and in key branch banking locations throughout Illinois. Our people are the heart of our business and we are proud to rank consistently as a top place to work. Wintrust is a $66 billion financial institution based in Rosemont Illinois and listed on the NASDAQ Global Select Market under the symbol WTFC.

• 5 years designing/implementingDefense-in-Depthfor complex multi-site networks.
• Experience withM&A integrationsor multi-tenant environments preferred

Why join us

• An award-winning culture! We are rated a Top Workplace by the Chicago Tribune (past 12 years) and Employee Recommended award by the Globe & Mail (past 6 years)

• Competitive pay and discretionary or incentive bonus eligible

• Comprehensive benefit package including medical dental vision life a 401k plan with a generous company match and tuition reimbursement to name a few

• Promote from within culture

Why join this team

• This position has the opportunity to interface with and have a positive impact on multiple areas of Wintrusts business

• We hold ourselves accountable to high standards share wins operate ethically and have fun

Position Overview

The Senior Network Security Engineer is responsible for oversight and governance input on design implementation and continuous improvement of Wintrusts enterprise network security this role you will function as a senior technical authority in designing and maintaining robust security architectures and working with information technology partners to help safeguard enterprise infrastructure. Your role centers on a deep command of network protocols (TCP/IP BGP OSPF) next-generation firewall management and SD-WAN optimization to ensure resilient data flow and threat mitigation. Enhanced knowledge of VPNs IDS/IPS DNS IPAM enterprise proxy and Zero Trust principles are core for helping promote growth and maturity of the network security program.

What Youll Do

• Firewall Rule & Policy Optimization: Lead the continuous cleanup and optimization of firewall rules and NGFW policies to eliminate redundancy reduce latency and enforce necessary access control. Preferred experience navigating and using Algosec as the tool conducting the analysis.

• Proxy and DNS Security - Provide expertise in managing enterprise DNS infrastructures ( BlueCat or Windows DNS) and managing enterprise proxy solution (BlueCoat Zscaler etc.). Experience must include implementingDNSSEC configuring redundant DNS architectures and utilizingDNS Filtering(Cisco Umbrella) and ability to evaluate proxy architecture and categorical blocking.

• DDI & IP Address Management (IPAM):Strong command ofDDI (DNS DHCP and IPAM)to maintain a sole source of truth for the corporate IP space.

• Senior to expert-level experience with core networking and routing protocols includingTCP/IP (Layers 1-7)BGPOSPF andEIGRP.

• Experience securing hybrid-cloud environments (AWS Azure GCP) using cloud-native networking likeVPCsSecurity Groups andCloud Next-Gen Firewalls is a plus

• Toolchain Lifecycle Leadership: Direct the evaluation selection and deployment of enterprise-grade security tools ensuring they resolve specific technology gaps and align with carrier-grade security standards.

• Domain Leadership Provide input on programmatic and technical deficiencies to secure and optimize Wintrusts network security posture.

Qualifications

• Bachelors degree or equivalent experience

• 5-7 years of related hands-on experience

• Networking: strong command of TCP/IP BGP OSPF MPLS and SD-WAN optimization; Proficiency in both on-premises and cloud network design

• Security: Expertise in Next-Generation Firewalls (NGFW) Virtual Private Networks (VPN) Intrusion Detection Systems / Intrusion Prevention Systems (IDS/IPS) Domain Name Systems (DNS) IP Address Management (IPAM) Web Application Firewalls (WAF) Network Access Control (NAC) Network Detection & Response (NDR) and enterprise proxies such as BlueCoat Netskope or comparable technology.

• Preferred tooling: AlgoSec Cisco Firepower (FMC/SMA) Cisco IPS/IDS Infoblox Cloudflare WAAF and Cisco Secure Web Appliance Azure Networks (VNet peering Network Security Groups UDR)

Benefits

Medical Insurance Dental Vision Life insurance Accidental death and dismemberment Short-term and long-term Disability Insurance Parental Leave Employee Assistance Program (EAP) Traditional and Roth 401(k) with company match Flexible Spending Account (FSA) Employee Stock Purchase Plan at 5% discount Critical Illness Insurance Accident Insurance Transportation and Commuting Benefits Banking Benefits Pet Insurance

Compensation

The estimated salary range for this role is $117000.00 - $158000.00 along with eligibility to earn an annual bonus. Actual salaries may vary based on several factors such as a candidates qualifications skills and experience.

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From our first day in business Wintrust has been proud to serve a variety of unique communities and people from all walks of life. To build a company that reflects the communities we serve we believe that fostering a unique and inclusive workplace where everyone feels valued and empowered to succeed will support our ongoing success. Wintrust Financial Corporation including community banking and financial services subsidiaries is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex age national origin disability veteran status genetic information and other legally protected categories.