RAJEEV REDDY ADMALA
Hoffman Estates,IL
Summary
Experienced Network Architect with over [X] years of expertise in designing, implementing, and managing complex network infrastructures across enterprise environments. Proficient in multi-vendor environments with deep hands-on experience in Cisco, HP, and Huawei Layer 3 switches, Aruba wireless access points, Fortigate firewalls, F5 Load Balancers, and Infoblox DDI systems. Skilled in network security, Layer 2/3 architecture, high-availability design, and proactive network monitoring using SolarWinds. Proven ability to align network architecture with business goals while ensuring scalability, security, and performance.
Overview
5
5
years of professional experience
Work History
Senior Network Architect
Sears Holdings Corporation
03.2021 - 10.2024
- Designed and deployed end-to-end Layer 3 networks using Cisco Catalyst, HP ProCurve, and Huawei CE series switches.
- Implemented secure wireless infrastructure using Aruba APs with centralized controller and role-based access.
- Led migration to Fortigate next-generation firewalls; developed security policies, site-to-site VPNs, and IPS rules.
- Designed F5 BIG-IP load balancing architecture for high-availability web applications and firewall services (LTM, AFM).
- Managed DNS, DHCP, and IPAM services using Infoblox appliances to support 5,000+ endpoints.
- Established network performance monitoring using SolarWinds NPM and NTA, reducing downtime by 40%.
- Created detailed network topology diagrams and standard operating procedures for support teams.
- Collaborated with cross-functional IT teams to ensure seamless integration of network with cloud and security initiatives.
Network Engineer
Sears Holdings Corporation
07.2019 - 02.2021
- Supported the deployment and management of Layer 3 switching and VLAN segmentation across multiple branches.
- Assisted in configuring and maintaining Aruba APs, including site surveys and performance optimization.
- Maintained Fortigate firewalls, configuring UTM features and logging/reporting with FortiAnalyzer.
- Participated in a load balancing optimization project using F5 LTM to streamline application traffic.
- Integrated SolarWinds monitoring into the NOC, providing proactive alerts and real-time status dashboards.
Education
MBA - Business Administration
Campbellsville University
Campbellsville, KY05-2022
Master of Science - Information Technology Management
Campbellsville University
Campbellsville, KY05-2018
Skills
- Network design expertise (LAN/WAN/WLAN/Data Center)
- Layer 3 switching expertise
- Aruba AP wireless deployment
- Network security management
- Load balancing expertise
- DNS and DHCP management
- Network performance monitoring
- Network routing protocols expertise
- High availability management
- Virtualization expertise
- Technical documentation creation
- IP address management
- Layer 2/3 networking protocols
- Local area network switching
- Network setup
Timeline
Senior Network Architect
Sears Holdings Corporation
03.2021 - 10.2024
Network Engineer
Sears Holdings Corporation
07.2019 - 02.2021
MBA - Business Administration
Campbellsville University
Master of Science - Information Technology Management
Campbellsville University
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