Dan Gullage Email & Phone Number

North Andover, Ma, Us

Bedford, Ma

Working in their dynamic environment to keep their Linux and UNIX based servers running efficiently. I enjoy working with other engineers and technicians at the company who each have their niche in the field. * Administration of all POSIX compliant systems, especially servers related to IT infrastructure including administration of E-Mail, DHCP, DNS, Apache, tomcat, etc.* Maintaining internal LAMP based applications with active directory integration * Scripting to automate system processes* Data Loss Prevention work* Linux system tuning* MariaDB/MySQL administration

Umass Amherst, Ma

* Administering their text based and dial-up internet service provider over the years which evolved into a series of web and email servers for content management for their various workshops and courses. To this day I still provide them with System Administration, now part time and remotely.* HTML, javascript, and Back-end Perl/CGI form processing for course registration and evaluation of courses. Securely processing e-commerce transactions.* Utilization of MS Access and VBA Programming to keep track of their grants' various financial resources and people involved with the various grants.* Spam filtering using spamassassin, clamav, and MailScanner, sendmail, procmail and the SquirrelMail web email client to filter incoming and outgoing emails for malware and unwanted content allowing users control over what level of filtering they wanted, maintain their own whitelisting/blacklisting and preventing users from losing any email due to false positives. * Administering moodle, drupal, PHPBB, vBulletin, and lots of open source LAMP courseware, forum software, and content management software.* Desktop support for internal employees. In the past I have built custom systems for the institute, but this was not cost effective in later years.

Wakefield, Ma

*Keeping systems up and running to maintain their SLAs with customers (usually 99.99%). Comverse runs a variety of Linux distributions as SunOS/Solaris in addition to various networking devices and appliances.*Monitoring of all operating systems and services with OpsView NMS software as well as Cacti with various plugins and templates utilized. I create and respond to alerts, fixing and finding the underlying cause(s) of problems that arise. *Creating scripts as customers request data such as counting the number of unique subscribers over a given amount of time and fixing various Bash, Perl, and Python scripts to ensure custom reports work as intended*Rebuilding servers if they fail and keeping them up to date when given the opportunity. *Administering our backup server running bacula and our robotic tape controllers (quantum superloaders) *Being on-site at our data center for maintenance windows from hours such as 11pm-7am*Doing on-call shifts an average of every other week and dealing with problems at all hours of the day and night. Most problems can be handled remotely, but some have required a physical presence at our data center*Leading our data center consolidation project. I physically removed 6 cabinets from our Boston Data Center without causing any interruption on active production servers despite having to trace and remove many cables and dealing with structured wiring.*Creating a Wiki to store a central repository for hosting documentation, importing data from a SharePoint based repository, organizing it, and keeping the Wiki up to date with new documentation*Documenting any repeatable procedures such as building custom servers, security procedures/best practices, making it easy to copy and paste commands from the documentation. *Handling subpoenas that come in from law enforcement requesting info about subscriber data including doing searches on our customer data records and communicating with law enforcement directly.

Madison, Wisconsin Area

* Handling software deployments for their L4 web portal used by employees as well as customers. Packaging java applications made by developers including tomcat WARs, and stand-alone java applications into RPMs. Accounting for database upgrades managed by liquibase as well as manual SQL scripts and accounting for their potential impact on the production network. Documenting all aspects of the deployments for the Application Support Team as well as providing on-site support during deployments.* Systems administration for CentOS/RHEL servers on their development, integration, and staging networks. and monitoring of their production network. Helping to coordinate OS patching on the production network for security and stability. * Apache/tomcat, MySQL server, LVS, OpenNMS, Spacewalk, VMWare administration, among many other applications. * Project work involving writing scripts in various languages such as Perl, BASH, Python, etc. to automate system administration tasks and improve our internal processes and reconciling our environments to keep them in sync.* Writing scripts using the VMWare Perl API to keep updated information and statistics on VMs/hosts and integrating the script output into their confluence wiki server making it dynamically viewable.

United States

* Linux Sever Administration, including managing most major TCP/IP protocols and services. As well as administering their Internal web applications and making them work with active directory authentication.* iptables firewall administration and change control* Windows/Active Directory Administration. Migrating various Linux services to Windows server 2008.* MSSQL Administration and SQL Server integration studio report programming. * VMWare ESX server administration. * Maintaining their email marketing software and network. They used a heavily modified version of eMill and postfix as an MTA server. * Hyperion server/BRIO reporting software administration and upgrading.* Administering their Aventail VPN server appliance and, barracuda SPAM filter, * Monitoring their network with software such as MRTG, PRTG, JFFNMS and lansweeper.* 3rd teir helpdesk support for internal employees.

Associate Of Science (As), Computer Programming, 3.85

High School Diploma, Computer Programming, Graduated In Top 5 Of My Class

I alternated shop week (computer programming) and academic weeks. During the weeks that I did programming my teacher was very open to let.