TECHNICAL SKILLS:

Technologies: Red Hat, CentOS, Debian, NetApp, RSA, VMWare

DevOps Cloud: Migration, Multi - AZ, EMR VPC, EC2, RDS, ELB, SES, SNS, CloudWatch, AutoScaling, Lambda, EBS, EFS, S3, CloudFront, Glacier, DynamoDB Continuous Monitoring Configuration Management Inventory Management Patch Management Penetration Testing Vulnerability Mitigation

PROFESSIONAL EXPERIENCE:

Sr. Linux Systems Administrator

• Sr. Linux Systems Administrator on the Platform Operations team that oversees 1500 Production, Quality, and Development, Puppet managed, Virtual and Physical UNIX and Linux systems in 2 Datacenters, and an extensive AWS/Cloud presence.
• Coordinated a major upgrade of the University Virtual Machine environment consisting of 20 physical VMWare ESXi machines hosting over 500 virtual systems with minimal to no-impact to IT operations or Academic functions.
• Identified a major IT security flaw within the University web hosting environment that allowed attackers to have direct access to University resources including the Provost and President’s office.
• Developed and executed plan to migrate the UMD Student Financial Aid (ProSAM) system into AWS, activities include re-platform operating system from Solaris to Red Hat Enterprise Linux, source code controlled repository, customized puppet modules, and end to end user acceptance testing.

Confidential

Sr. Linux Systems Administrator, Contractor

• Sr. Linux Systems Administrator on the Tier II Linux support team responsible for maintaining operational control, stability and functionality for over 1800 Virtual and Bare Metal Red Hat Linux systems and their associated hardware components, supporting all Census Bureau departments, services, operations, and its users.
• Member of a select COOP disaster recovery team responsible for restoring critical systems, and essential services to resume Census Bureau operations.
• Core member of the Enterprise Operations Center group, providing quick and precise resolution for system and application incidents and outages.
• Mentor of Tier I and Tier II Junior Systems Administrators, responsible for helping to develop troubleshooting and problem diagnosis instincts and overall confidence on the system. Assisting team members with obtaining Red Hat Certified Systems Administrator and Engineer certifications, with hands-on drills and exercises.

Confidential

Sr. Linux Systems Engineer, Contractor

• Sr. Linux Systems Engineer for the Primary and Backup NWS Telecommunications Gateway, high-categorization FISMA system and the primary meteorological data source of the US Government.
• Successfully completed the OMB tracked NWSTG Hardware Refresh Project, migrating over 100 physical machines into a scalable, high-performance, security compliant, virtualized environment.
• Designed, planned, and successfully executed the deployment of the Backup NWSTG site in Fairmont, WV, providing real-time failover capabilities.
• Integral member of the Hazcollect Extended Project, an alerting system designed to use the National Emergency Broadcast system to send critical warnings based on cell tower location to geo-enabled smartphones. Highly regarded as an emerging technology for saving life and property.

Confidential

Sr. Linux Systems Engineer, Contractor

• Sr. Linux Systems Engineer for the River Forecast Center support team, 24/7 Operational Support to the 13 National River Forecast Centers, and NWS HQ Hydrologic Research & Development lab.
• Developed and executed an automated, secure, OS and application installation procedure to expedite the replacement of the legacy River Forecast System, a contributing factor to the overall success of the project, remotely installing and configuring 70 Linux Systems.
• The deployment of an open-source, effective, system, hardware and application monitoring solution that provided the support teams the ability to be proactive in support of the National River Forecast systems.
• Daily responsibilities would include, Patch Management, System, Application, and Database Administration, Local, and Remote System Deployments, Hardware Maintenance.

Confidential

Sr. Systems Administrator, Contractor

• Sr. Linux Systems Administrator for the National Internet Dissemination System, a diverse set of Database, Web, Storage, and Application servers, comprising of all public NWS web sites.
• Lead System Administrator during high-impact weather events often requiring proactive, and real-time modifications to systems, central storage, network resources, global load balancing, and CDN services.
• Supported a broad range of internal NWS projects, services, and initiatives, agency-wide
• Participated in the Web-Farm Physical to Virtualization project, an undertaking that enhanced operational readiness, and stability, using very minimal resources to address a two-fold increase in demand each year

Confidential

IT Security Engineer, Contractor

• Deployed an enterprise patch management solution with Red Hat network services, greatly improving vulnerability exposure, asset management, documentation, and other contributions to overall security posture.
• Implemented continuous monitoring capabilities for all National, Regional, HQ, and Field offices, by assisting with the deployment of a network of intrusion detection systems, active, and passive vulnerability scanners.
• An active member of the Certification and Accreditation team, helping to prepare, review and collect documentation, artifacts, interviews, vulnerability assessments, POA&M items.
• Recognized by NOAA CIRT, for routine vulnerability scanning and execution, coupled with aggressive pursuit of open vulnerabilities and policy violations, resulting in large numbers of mitigation and closure.

Confidential

Systems Administrator

• Integral member of the system team in Baltimore, MD, in support of operational systems providing real-time credit application processing for CitiFinancial global vendors and retailers.
• On-site technical lead responsible for the successful deployment and operational stability of new data centers in Montreal, Toronto, and Phoenix.
• Deployment of Citi HQ Quality Assurance, Development environments, facilitating operational and application readiness, supporting seamless deployment and integration of OS, hardware, and production applications.
• Successfully implemented Sarbanes-Oxley federal security regulations for US financial institutions using industry best-practices, third-party security software suites to monitor systems, applications, and transactions.