IT Consultant


Summary

Detail-oriented self-directed IT professional with a history of planning and implementing low-cost high-quality solutions - done right the first time. Solid analyst with ability to diagnose, triage, and resolve complex system/application issues. Sharp administrator that chooses the right tool for the job. Special focus placed on automation, security, and reliability. Open Source Software preferred.


Focus Areas

Linux System Administration | Cloud Engineering | Configuration Management | Storage and Backup Administration | Web and Database Server Administration | Server Hardening | HIPAA Compliance


Languages

Configuration Management Scripting Web Database
Puppet | CFEngine Python | Bash | Ruby | Perl HTML | CSS SQL

Core Strengths

Performing investigative research | Implementing best practices | Writing reliable documentation | Communicating effectively


Experience

IT Consultant: Seda Systems | Raleigh, NC (2012 - Present)
  • Customers included a university department [that specialized in Biomedical Informatics Research] and a small business [that specialized in Health IT].
  • Performed majority of work remotely via Virtual Private Network (VPN) and Secure Shell (SSH).
  • Administered Ubuntu, Debian, CentOS, Red Hat Enterprise Linux (RHEL), Amazon Linux, and Microsoft Windows servers.
  • Migrated physical/virtual infrastructure to Amazon Web Services (AWS), and heavily utilized Virtual Private Cloud (VPC), Elastic Compute Cloud (EC2), Simple Storage Service (S3), Relational Database Service (RDS), Identity and Access Management (IAM), and Route 53.
  • Migrated 10+ IPsec VPN connections [between Health IT vendors and healthcare providers] from Juniper ScreenOS device to LibreSwan service.
  • Managed an Electronic Health Records (EHR) stack [based on Apache/Tomcat/Oracle], which served PHI to patients and healthcare providers.
  • Deployed and maintained Disk-To-Disk (D2D) Bareos instance, which protected 5+ TB of data [24+ million patient records].
  • Implemented Multi-factor Authentication (MFA) solutions for Linux and AWS logins.
  • Served as HIPAA Security Officer, and provided mandatory HIPAA training to staff members via online compliance training platform.
  • Assisted Developers in creating/modifying Jenkins Continuous Integration (CI) / Continuous Delivery (CD) jobs, which accessed code from multiple private GitHub repositories.
  • Performed JVM Monitoring and Tuning, which helped to stabilize a mission-critical application.
  • Managed multiple Juniper/Cisco firewalls/switches.
  • Monitored health and performance of various hosts, devices, and services.
System Administrator: Stanford University | Stanford, CA (2011 - 2012)
  • Customers included research groups within the organization.
  • Administered RHEL and Windows servers.
  • Supported 150+ development, staging, and production virtual machines.
  • Deployed Cobbler for OS Provisioning.
  • Wrote Puppet code to automate infrastructure.
  • Deployed and maintained a Disk-To-Tape (D2T) backup instance, which protected 15 TB of data.
  • Administered 10-node VMware ESX cluster running on EqualLogic iSCSI Storage Area Network (SAN) storage.
  • Supported 32-node High Performance Computing (HPC) cluster that utilized Platform Load Sharing Facility (LSF), and ran serial/parallel Bioinformatics applications.
  • Deployed 2-node Apache Web Cluster involving F5 Load Balancer.
  • Deployed 2-node MySQL Database Cluster.
  • Procured, installed, and administered clustered NetApp filers and associated SAS/SATA disk shelves.
  • Installed, configured, and managed Brocade / HP network switches.
  • Maintained HIPAA-compliant computing environment.
  • Monitored health and performance of various hosts, devices, and services.
IT Consultant: Seda Systems | Raleigh, NC (2009 - 2011)
  • Customers included several small and medium-sized businesses (SMBs) [that specialized in Genomics Services, Professional Services, and Online Advertising].
  • Performed majority of work remotely via Virtual Private Network (VPN) and Secure Shell (SSH).
  • Administered Debian, CentOS, Red Hat Enterprise Linux (RHEL), Solaris, and Microsoft Windows servers.
  • Managed 1000+ heterogeneous [Debian and Solaris] hosts via CFEngine.
  • Managed two 512-node Apache Web Clusters involving F5 Load Balancer.
  • Wrote custom code that helped to automate the analysis of Next-Generation DNA Sequencing (NGS) data.
  • Provided custom web hosting solutions based on customer needs.
  • Wrote Puppet code to automate infrastructure.
  • Deployed custom 6-node High Performance Computing (HPC) cluster, which utilized Terascale Open-source Resource and Queue Manager (TORQUE), and served as an integral component of a Bioinformatics analysis pipeline.
  • Deployed and maintained Disk-To-Tape (D2T) Bacula instance, which protected 30 TB of data.
  • Performed TB-scale storage expansion to facilitate NGS efforts.
System Administrator: University of North Carolina at Chapel Hill | Chapel Hill, NC (2005 - 2009)
  • Customers included research and enterprise groups within the organization.
  • Administered RHEL, Solaris, and Windows servers.
  • Supported 100+ development, test, and production servers.
  • Administered 4-node Apache Web Cluster involving F5 Load Balancer, which hosted 300+ campus-wide websites.
  • Maintained various system and application configurations [including campus Blackboard instance] via Puppet.
  • Administered clustered NetApp filers and associated FC/SATA disk shelves.
  • Performed JVM Monitoring and Tuning, which helped to stabilize multiple mission-critical applications.
  • Monitored health of various hosts, devices, and services via Nagios and SNMP.
  • Supported 10 development and production servers running microarray/clinical data storage, retrieval, analysis, and visualization services.
  • Installed and configured shared package space for use in Bioinformatics data analysis pipeline.
  • Provided high-capacity storage/backup for NGS runs and corresponding analysis files.
  • Created online flash-based video tutorials to train end-users on how to perform common tasks such as mapping network drives.
  • Migrated from Direct-attached Storage (DAS) to SAN and Network-attached Storage (NAS).
  • Designed and implemented Disk-To-Disk-To-Tape (D2D2T) backup solution based on Bacula.
  • Migrated 300+ users across multiple machines to a centrally-managed solution involving LDAP [for authentication/authorization] and NFS [for exporting home directories from file server].
  • Designed and implemented secure multi-departmental file-sharing solutions involving Samba and SFTP, which relied heavily on File System Access Control Lists (ACLs).
  • Maintained HIPAA-compliant computing environment.
  • Supported 32-node HPC cluster that utilized Maui/TORQUE and Sun Grid Engine (SGE), and ran serial/parallel Bioinformatics applications.

Education

Graduate Certificate in Cybersecurity: East Carolina University | Online (Anticipated Completion: 2018)
  • Institution recognized as United States National Security Agency (NSA) / Department of Homeland Security (DHS) National Center of Academic Excellence in Information Assurance / Cyber Defense (CAE IA/CD).
  • Upon completion, plan to pursue the Master of Science in Network Technology with Concentration in Information Security.
  • GPA: TBD
Certificate in Python Programming: Wake Technical Community College | Online (Anticipated Completion: 2018)
  • GPA: TBD
Certificate in Linux Administration: Wake Technical Community College | Raleigh, NC (2005)
  • Capstone project involved Linux/Windows Integration [via Samba].
  • GPA: 4.0
Certificate in Bioinformatics Computing: Wake Technical Community College | Raleigh, NC (2004)
  • Capstone project involved creation of a custom Bioinformatics web application, which ran on a self-managed Linux/Apache/MySQL/Perl (LAMP) stack [that was predominantly compiled from source].
  • GPA: 3.80
Bachelor of Science in Biochemistry: North Carolina State University | Raleigh, NC (2003)
  • On Semester Dean’s List twice.
  • Received Latin Honors distinction of Magna Cum Laude (“with great honor”).
  • GPA: 3.66

Training

F5 BIG-IP Local Traffic Manager (LTM) Advanced Topics: F5 | San Jose, CA (2010)

CollabNet Subversion for Administrators: CollabNet | Online (2008)


Certifications

Offensive Security Certified Professional: Offensive Security (Anticipated Completion: 2018)

AWS Certified DevOps Engineer: Amazon Web Services (Anticipated Completion: 2018)

AWS Certified SysOps Administrator: Amazon Web Services (2017)

Linux Foundation Certified Engineer (LFCE) - Ubuntu: The Linux Foundation (2017)

Red Hat Certified Technician (RHCT): Red Hat (2005)

Security+ / Linux+ / Network+: CompTIA (2004)


Public Service

Emergency Medical Technician (EMT): Six Forks Rescue Squad | Raleigh, NC (2001 - 2004)
  • Provided Basic Life Support (BLS) and Intermediate Life Support (ILS) to patients under emergency conditions.
  • Safely transported patients and attending Paramedics (EMT-Ps) to hospitals in Emergency Vehicles.
  • Highest Level Achieved: Intermediate (EMT-I)
Aviation Electrician's Mate (AE): United States Navy | Virginia Beach, VA (1995 - 1998)
  • Performed scheduled and unscheduled maintenance on Grumman F-14B Tomcat - a supersonic fighter jet aircraft.
  • Served Honorably.
  • Highest Level Achieved: Airman (AEAN)

Interests

Member: Electronic Frontier Foundation (2017 - Present)

Donor: Wikimedia Foundation (2013 - Present)

Member: Stanford University High Performance Computing Group (2011 - 2012)

Member: League of Professional System Administrators (2009 - Present)

Member: Triangle Linux Users Group (2006 - Present)