Information Technology System Engineer

• Oct 2020 - Present

Systems Administrator

• Jun 2017 - Oct 2020

I am a systems administrator, specializing in IT infrastructure and security. I ensure the staff at our three locations have reliable technology to support our clients and to safeguard their information. I continually research emerging technologies and cyber threats, and explore ways that we can work more effectively and continue to provide exceptional service for our clients.• Build and administer hierarchical networks, virtual infrastructure, and end-user workstations.• Develop and apply security policies for cloud services, hosted infrastructure, perimeter firewalls, LAN/WAN, and endpoints. • Migrate physical servers to virtual infrastructure with network-attached storage to increase performance, efficiency and reliability, reduce backup RPO/RTO and facilitate remote administration.• Segment flat networks using VLANs to allow traffic filtering and device isolation.• Recommend and implement solutions for application elevation and whitelisting, multifactor authentication, single sign-on, cloud access control, and secure email gateway to protect against advanced email threats.• Implement secure messaging solutions for safe, reliable transmission of confidential data• Deploy secure remote support solution for more effective support of users in remote sites• Configure site-to-site IPSec VPN tunnels for branch offices and remotely hosted infrastructure• Identify technology needs and evaluate, recommend and implement hosted and on-premise solutions. Show less

Network/Server Administrator

• Dec 2016 - May 2017

Systems Engineer

• Nov 2007 - Apr 2016

Administer a variety of highly-available physical, virtual, and cloud-hosted Windows systems in a fast-paced trading environment. Design and implement solutions to improve infrastructure performance and reliability. Manage QNAP and Netapp storage appliances, web servers, email and unified messaging, backup and disaster recovery, endpoint security, software patching, helpdesk ticketing, VMWare Vsphere hosts, Citrix server farm, mobile device management, and telecommunications systems. ♦ Design and administer a highly available and fault tolerant Exchange Server environment for 200 mailboxes, including migrations from 2003 to 2007, 2010, and 2013 as well as UC integration with Mitel 3300 IP-PBX for highly available voicemail ♦ Develop a custom ETL application using Python, T-SQL and the Zendesk JSON REST API to migrate records and binary attachments from a proprietary support ticketing system into the Zendesk cloud service ♦ Plan, implement and administer multiple cost- and manpower-saving projects, including an on-premise support ticketing system and subsequent migration to Zendesk for a reliable and reponsive helpdesk; migration from Microsoft Frontbridge to Mimecast email gateway for increased messaging reliability and security; Automated patch management and software deployment system; Veeam backup and replication to reduce backup windows and increase DR performance and reliability ♦ Administer Windows AD infrastructure, including forest, domain, and server upgrades, DNS and DHCP, Group Policy, ADFS/SAML; Exchange, IIS, Sharepoint and SQL server ♦ Develop and implement computer security policies and system hardening including administrator permission separation, endpoint security, device control, applocker application whitelisting, and browser plugin restrictions to significantly reduce to attack surface and isolate potential attacks. Show less

IT Administrator

• 2005 - 2007

Configure and administer information systems for a 15-person estate planning law firm. Research and purchase equipment; negotiate service contracts; design and implement systems and procedures to improve business productivity, reliability, and efficiency. Implement information security structures, and business continuity/disaster recovery plans. Ensure that the firm remains compliant with local, state and federal regulations relating to information technology. Configure and administer information systems for a 15-person estate planning law firm. Research and purchase equipment; negotiate service contracts; design and implement systems and procedures to improve business productivity, reliability, and efficiency. Implement information security structures, and business continuity/disaster recovery plans. Ensure that the firm remains compliant with local, state and federal regulations relating to information technology.

Owner

• 2003 - 2005

Computer consultancy for individuals and small business. Performed security audits, malware removal, wired/wireless network design and installation. Developed and implemented data security, business continuity and disaster recovery plans. Built, diagnosed, and repaired PC workstations and servers. Purchased, maintained and repaired equipment including printers, copiers and phones. Diagnosed and resolved customer issues remotely. Designed, built, and repaired communications cables for computer displays and peripherals, audio/video equipment, and proprietary/prototype systems Show less

IT Administrator

• 2000 - 2003

Configure and administer information systems for a 15-person estate planning law firm. Research and purchase equipment; negotiate service contracts; design and implement systems and procedures to improve business productivity, reliability, and efficiency. Implement information security structures, and business continuity/disaster recovery plans. Ensure that the firm remains compliant with local, state and federal regulations relating to information technology. Configure and administer information systems for a 15-person estate planning law firm. Research and purchase equipment; negotiate service contracts; design and implement systems and procedures to improve business productivity, reliability, and efficiency. Implement information security structures, and business continuity/disaster recovery plans. Ensure that the firm remains compliant with local, state and federal regulations relating to information technology.

Network Platform Operator

• 1998 - 2000

Responsible for monitoring and addressing server/network issues and backups in a 24x7 data center which hosted over 1,000 servers running Solaris, Windows NT, Netware and OS/2. Detected service issues, determined impact and escalated to support engineers as appropriate. Developed software utilities to assist monitoring and alerting of system issues. Responsible for monitoring and addressing server/network issues and backups in a 24x7 data center which hosted over 1,000 servers running Solaris, Windows NT, Netware and OS/2. Detected service issues, determined impact and escalated to support engineers as appropriate. Developed software utilities to assist monitoring and alerting of system issues.

Custom Cable Technician/Component Sales

• 1997 - 1998

Hand soldered and crimped custom wire harness and cable assemblies for prototype, commercial, and consumer applications. One project included 50 panels of 24 connectors, each with 25 pins which I soldered and heat-shrunk one by one. That's 30,000 solder joints. It took a loooooong time. I also diagnosed and repaired communications cables and sold PC, networking, audio/video, and electronics components, but the soldering skills come in handy to this day. Also, if you read this far down, thanks! Show less