Network / Server Engineer

TYLER DENTON

Chicago, Illinois ***** • 815-***-**** • ********@*****.***

SERVER ADMINISTRATOR

File Servers DNS DHCP IPAM PKI

Highly versatile IT professional with proven success leading best-practice server administration, including hardware

/ software configuration, patching, maintenance, upgrade, and migration. Adept in customer-facing support roles. Skillfully define security strategies, policies, and procedures. Leverage best-practice performance monitoring and tuning strategies. Drive improvements in documentation standards and play instrumental role in enterprise knowledgebase development. Areas of Expertise:

•Enterprise Infrastructure

•Project Management

•Systems Implementation

•PKI & Information Security

•Enterprise Integration

•Infrastructure Standardization

•Service Desk Operations

•Ticket Resolution / Escalation

•End-user Support / Training

PROFESSIONAL EXPERIENCE

HEALTH CARE SERVICE CORPORATION, Chicago, Illinois

Senior Systems Software Programmer Specialist, 2/2006 to 3/2017

Led customer-facing DNS, DHCP, IPAM, and PKI administration efforts for health insurance service organization with 15K+ users, serving as DNS, DHCP, IPAM, PKI, and Network Resource Governance Standard subject-matter expert (SME). Engage within IT community to resolve complex IP, DNS, hostnaming, hardware, or certificate issues, advise on DNS policies and procedures. Installed, configured, and tested hardware / devices and software; maintained diverse infrastructure. Implemented upgrades and patches. Ensured and resolved issues with user access. As a senior member of IT Command Center team, evaluated and resolved or escalated customer service tickets. Optimized performance and performed security risk and threat analysis to mitigate vulnerabilities. Defined network configuration standards and policies, as well as ensured compliance with information security regulatory requirements; prepared and maintained full diagrams and documentation. Tracked hardware inventory and software licenses. Well versed in ITIL Change Management processes.

Key Projects & Contributions:

•Designed enterprise-wide DNS strategy and authored 30-page DNS guide; produced multiple playbooks, guides, and standard operating procedures (SOP).

•Infoblox DDI: Led design, development, and implementation of best-practice DNS environment.

Acquired all DNS hardware and conduced in-depth configuration research to inform enterprise-wide DNS appliance configuration strategies.

Installed Infoblox appliances within 2 data centers; planned and managed all aspects of DHCP implementation, including site migrations to centralized DHCP model.

•Served as Site Administrator / File Server Administrator for Novell Netware and OES-Linux servers across multiple sites, including drive mapping, DNS, DHCP, and printing.

•Selected as DNS Lead for Tier II data center project, including development of 1K+ new applications.

•Resolved thousands of incident tickets as CA Service Desk / HP Service Manager, working multiple queues.

•Managed Bluecoat Proxy SG rulesets and performed device monitoring, Active Directory DNS, Microsoft PKI certificate creation processes, Apache reverse proxy instance creation, and Squid proxy configuration; played key role in network integration projects with subsidiaries, integrating DNS, DHCP, and Proxy servers.

•Championed and spearheaded initiative to train IT Command Center team on IP assignments, DNS, and Network Resource Governance Standard, developing comprehensive training program and content.

•Core Technologies: Windows Active Directory, OES-Linux, Infoblox

EDUCATION AND CREDENTIALS

DEVRY UNIVERSITY, Tinley Park, Illinois

Bachelor of Science in Technical Management, 2006

Associate of Science in Electronics & Computer Technology, 2004

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