Don Sheridan Email & Phone Number

San Diego, California, United States

• Technical Leader, Systems and Security Architect tasked with overhauling Aimloan’s network and server infrastructure to rebuild the companies technological foundations to meet our extensive compliancecommitments for both the Mortgage Loan Origination and Loan Servicing businesses.• Instituted process improvement across cross functional teams, liaising with business leaders to elevate productivity and enhance systems security while achieving multiple business goals across competing tight deadlines.• Improved company resiliency and adaptability to changing market and technological forces that will allow Aimloan to adapt and respond to unforeseen risks and opportunities. Instituted a new company wide Information Security Program overhauling Business Continuity processes whilst instituting Disaster Recovery processes integrating Co-Location Datacenters, AWS, and Azure Public Cloud with best of breed and cutting edge solutions. • Fostered and promoted a company wide culture of cyber security first, where our users are our first line of defense. Constantly educating users to the latest cyber threats and promoting good cyber hygienehabits in both their professional and personal lives.• Constructed a new IT Department integrating three IT professionals guiding their development while elevating SLAs and fostering a culture of enablement with mindfulness for end-user satisfaction, customer service, and always delivering the correct secure solution for the long term.

Solana Beach

Primarily responsible for the network engineering, server services, and security administration of a large company managing 33 senior living communities throughout the US. Advanced experience supporting WAN/LAN networks (36 Firewalls, 600 Switches, 800 Wifi APs, 15,000+ Data Ports) with extensive VLAN use to segregate departmental subnets. I provide technical leadership and management on complex IT infrastructure projects for existing and acquired communities, architecting IT solutions and implementing managed services while facilitating stakeholder business/clinical needs and providing senior management with status, issue, and resourcing reports on an ongoing basis.Instituted a comprehensive backup strategy ensuring redundancy of data, BCP and DRP requirements at both Branch and Head Office locations, incorporating use of DFS, FC SAN, AWS Backup, VMWare virtualized Exchange DAG and SQL Server FCI and AG.Drove a companywide security initiative to ensure the adoption and implementation of information security best practices with a view to securing assets, educating users, and reducing incidents in the short, medium, and long term. Reduced operating costs and achieved SOX and PCI compliance objectives while streamlining day to day IT administration tasks through security controls and processes for the physical computer network.Integrated recently acquired communities into the SRG network while bringing their security posture in line with the SRG baseline, while simultaneously maintaining their legacy network and solutions for business continuity, improved efficiency, and resident satisfaction.

San Diego

Responsible for the network and backup operations for a medium sized company spanning multiple geographically dispersed regional offices / divisions with 60% remote employees and a mobile workforce. Enhanced security and achieved centralized company-wide management via the implementation of a multi-site WAN / LAN, delivering a reliable redundant network, improved overall system uptime to 99% while increasing overall productivity for a medium sized company.Designed and implemented BCP and DRP strategies to insulate the company against events, incidents, and unexpected disasters. Upgraded infrastructure through virtualization (Hyper-V, VMWare ESXi); lowered operating costs 35% and bolstering uptime of mission-critical IMS application (.Net + SQL Server 2012), Great Plains accounting, file/print, and web systems.Cultivated collaboration and efficiency, by streamlining Office communication, reducing capital expenditure, and reducing administrative burden with the introduction of cloud-based Microsoft products. Enhanced the company’s digital presence with a refactored modern website utilizing the WordPress CMS. Directly managed Apache web server, Sendmail mail server, DNS/Bind name servers, MySQL database servers. Refactored HTML/CSS/PHP codebase, implementing Git for version control.

Navan, Ireland.

Designed and built IP Networks for small to medium sized organizations ensuring network reliability and data security through the use of Untangle Firewalls, HP switches, Dell servers, Windows Active Directory domain access control, CCTV, and Axis Network cameras.Sales Management, Marketing, Finance, Business Operations, Subcontracting. Grew the business by 100% in the first year via business development and customer referrals. Presented and closed business opportunities with sales proposals and supporting technical solution designs. Achieved repeat sales from >50% of customers, seeking to expand the capabilities of their security investment.

San Diego

Responsible for a portion of the SDSU Student Services network including: security, web applications and databases, servers, backups, user support, and equipment purchasing.Achieved compliance with SDSU Information Security Plan, while overseeing strategic IT planning and department-wide IT infrastructure and operations, aligning IT with CSU priorities, implementing systems alterations in accordance with Vulnerability Management and Disaster Recovery sub sections.Optimized and refined departmental business applications, while automating and optimizing EDI processes and reporting, scripting Oracle PL/SQL jobs, reducing processing time, and improving quality control of CBRS Campus Billable and Receivable Systems, Fee Deferment processing, Waiver Subsidy processing, and NSLDS Quality Control and Transaction Monitoring systems.Elected & appointed to represent non-academic staff at the Campus IT Steering Committee. Provided oversight, strategic recommendations and input into IT policies and services across the collegeAchieved 100% business continuity and increased overall department productivity and redundancy through process refinement and hardware and software upgrades.

San Diego

Responsible for part of the USD campus network for the School of Nursing and Manchester Conference Center. Leadership role managing and delegating project work while providing world-class campus-wide IT support to executives, faculty, staff and students alike.Improved business operations and streamlined communications with the introduction of Video Conferencing Systems, Print Pay Systems. Implementing new Active Directory domain, Print Servers, File Servers, Backup Systems, Group Policy, and Network Monitoring.

Post-Graduate Diploma In Information Technology.

Advanced Diploma In Marketing Techniques.

Bachelor’S Degree, Management