SUMMARY:

• A Linux Systems Administrator/ Security Analyst/ Solaris Admin/AWS Admin, with exceptional experience looking for an opportunity, that will not only utilize my knowledge but also give me an opportunity to grow in the knowledge of leading edge technologies.
• Systems and Network Administration.
• Experience installing and configuring Servers for use in an enterprise environment.
• System Security, Backup and Recovery.
• Server Administration and Repair.
• Mixed - Platform Environments.
• Technical Infrastructure (LAN/WAN/VPN/NOC).
• Proven Hands-on experience in Linux engineering especially Red Hat 5&6, Centos, Fedora.
• Bash Scripting.
• VMware Workstation, VMware Vmotion, VMware Converter, Hypervisor.
• Using Salt to automate Installation/Configuration of multiple servers.
• Open-Source Tools.
• Experience in Performance & User Management administration.
• Skills in communicating verbally both in French and in English.
• Knowledge of Microsoft word, Power Point, Publishers and Excel and Visio.
• Knowledge on DNS/BIND, LDAP, SSH, SSL, and Active Directory.
• Involved with the planning and engineering an enterprise infrastructure with virtual Linux machines.
• Experienced in deploying and monitoring applications on servers.
• Performed scheduled maintenance on virtualized environments.
• Knowledge on Puppet, Splunk, Git, GitHub and Jenkins .
• Experienced in Cisco blades, routers and switches.
• Experience in ADI for deployments.
• Experience in Microsoft Cloud ( Azure)
• Experience in Dell power edge, Hyper V, X86, X84, (RedHat servers), Blade and Sun fire, (SPARC T4-2 and T4-4 models), V210(Solaris).
• Experienced in using Nagios SolarWind, Sitescope and Cloud Control for Infrastructures and Applications monitoring.
• Experienced in Service Now and HP Service Manager Ticketing Systems, Jira, Confluence and Remedy ticketing systems.

PROFESSIONAL EXPERIENCE:

Confidential, Bethesda, MD

Senior Linux/Solaris Admin/AWS Admin,

• Code deployment - Semi automated for non-prod.
• Manual code deployment in production.
• Tomcat Gold Copy Upgrade in timely fashion for all applications.
• Security vulnerability remediation as shared by security team.
• Install and configure new applications.
• F5 support to support rolling deployment.
• Team Liaison.
• Performed monthly maintenance to the entire infrastructure.
• Preformed troubleshooting with service team, Ops and SE.
• Infrastructure support as and when needed.
• Collect data to support Performance troubleshooting.
• Support SiteScope for applications and infrastructure monitoring.
• Provide MT Account management.
• Provide MT support for DBA/SA/Infrastructure initiatives.
• Gold copy support from start to finish.
• Accomplishes long and short-range projects in the modification of systems, software, hardware, and networks.
• Conduct integrated analysis of multiple audit logs (e.g. firewall, Web server).
• Architected and configured Dev/Stage/QA/Prod environments in AWS (VPC, subnets, security groups, EC2 instances, load balancer, RDS, Redis, route53, etc).
• Implemented security best practices in AWS including multi factor authentication, access key rotation, role-based permissions, enforcing strong password policy, configured security groups and NACLs, S3 bucket policies and ACLs, etc.
• Designed highly available architecture using Elastic Load Balancing and Auto Scaling.
• Optimized EC2 instance cost through reserved instances; selecting and changing of EC2 instance types based on resource need and using Auto Scaling.
• Optimized storage cost through S3 storage classes and S3 lifecycle policies.
• Configured EC2 CreateSnapshot API call to create snapshots of EBS Volumes on scheduled intervals.
• Configured CloudWatch alarm rules in conjunction with SNS to provide full environment monitoring in AWS for operational and performance metrics for our AWS resources and applications.
• Setup and configured logs files for detail monitoring and alerts notification when changes are made.
• Configured S3 events to set up automated communication between S3 and other AWS services.
• Troubleshoot network connectivity issues (EC2 instance, VPC, ELB and Auto Scaling troubleshooting).
• Monitoring from end-to-end view of runtime systems CPU, bandwidth, disk space and log files using Sitescope and Cloud Control.
• Architected and implemented continuous integration and deployment pipelines using eADS.
• VPC peering with other Accounts allowing access and routing to service and users of separate account to communicate.
• Experienced in Github (cloning a Git repository, creating a branch, pushing to GitHub from local, making a PR).

Confidential, Silver Spring, MD

Linux Systems Administrator/NOC Engineer.

• Monitored network performance and uptime and responded quickly to incident.
• Monitors application availability and provides performance reports to management.
• Involved in complete Administration tasks on Red Hat Linux and documentation for the projects executed.
• Monitoring entire infrastructure to avoid any down time and make sure all applications are up and running.
• Support release deployment, patching and other technical upgrades.
• Analyze system security on all variety of information systems, network devices (firewall, router, and switches), web servers and data base applications.
• Experienced in performing on going monitoring using Nagios and SolarWinds.
• Experienced in performance tuning.
• Prepared, arranged and tested Splunk search strings and operational strings.
• Created and configured management reports and dashboards.
• Developed, evaluated and documented specific metrics for management purpose.
• Analyzed security-based events, risks and reporting instances.
• Managed and maintained use cases into correlation systems.
• Designed, developed and implemented system engineering plans and technical support services.
• Executed systems programming activities and supported data center activities
• Developed Splunk infrastructure and related solutions as per automation toolsets.
• Installed, tested and deployed monitoring solutions with Splunk services.
• Provided technical services to projects, user requests and data queries.
• Implemented forwarder configuration, search heads and indexing.
• Supported data source configurations and change management processes.
• Analyzed and monitored incident management and incident resolution problems.
• Prepare and maintain documentation outlining equipment operations and preventative maintenance.
• Analyze complete documentation on the up time and reliability of systems to provide necessary information for contract enforcement.
• Provide advice and assistance concerning computer software and/or equipment specifications for the utilization and acquisition, resolve issues involving conflicting requirements.
• Assist and/or lead local projects, prepare and present findings, or recommend action involving the analysis of complex problems related to equipment and/or software utilization and acquisition.
• Resolved configuration-based issues in coordination with infrastructure support teams.
• Provide technical expertise and management on the implementation of assigned programs and projects.
• Research, test, and plan for the integration of new information technologies.
• Review directive, policies, programs, enterprise-wide functional user requirements and acquisition strategies/vehicles for program related issues to determine the impact and implications in supporting information systems.
• Provide daily support and management of core services such as SQL and various sub-systems.

Confidential, New Carrolton MD

Security Analyst

• Provide technical support and supervision of operations and maintenance for a technical infrastructure that includes VMware, RHEL, RH Clustering (Resilient Storage), Apache and CA SiteMinder, CA IdentityMinder, CA Advanced Authentication and CA Directory.
• Translate the agencies operational policies and procedures to a patching and maintenance strategy.
• Support issue resolution and triage calls for test and production environments.
• Support release deployment, patching and other technical upgrades.
• Support source code and document reviews and update Architecture artifacts in Visio
• Take ownership for server lists and track changes across multiple environments.
• Support for the security accreditation process including but not limited to SA&A, FISMA certification and security risk assessments.
• Support security validation scans, penetration testing and other security vulnerability assessments.
• Understand the needs and requirements of the operational partners and translate to support needed to operate at a world-class level of support.
• Make recommendations for improvement in other area of the infrastructure.
• Responsible for and contributing to the Enterprise Lifecycle documentation including but not limited to Business System Architecture Definition, System Audit Plan, System Design Specifications, Computer Operators Handbook System Deployment Plans, Project Transition Plans and System Interface definitions.
• Responsible for identifying risks and issues related to the assigned responsibilities. Develop risk mitigation approaches working with government stakeholders, business process owners and project team members.
• Escalate issues/risks to program management as appropriately.
• Implemented all standard nonstandard ISDN/IP-VPN connections using all current troubleshooting technics and standards using cisco switches.
• Managed trouble call systems using ARS along with ITIL for day to day maintenance
• Prepared, arranged and tested Splunk search strings and operational strings.
• Created and configured management reports and dashboards.
• Developed, evaluated and documented specific metrics for management purpose.
• Trained Splunk security team members for complex search strings and ES modules.
• Analyzed security based events, risks and reporting instances.
• Managed and maintained use cases into correlation systems.
• Designed, developed and implemented system engineering plans and technical support services.
• Executed systems programming activities and supported data center activities.

Confidential

Linux/Unix System Administrator

• Installation, configuration and connecting RHEL 6, Centos 6.4 and Solaris 10 servers to a network using standard installation and Kickstart.
• Hardening, and patching both Red Hat 6 and Solaris servers and upgrade new release on standalone servers (using single user mode), and on production servers.
• Managing Solaris and Linux Operating Systems.
• Perform maintenance of file system; create cron jobs for periodic processes.
• Manage crash and core dump files, archive, compress files and send to vendors.
• Configure Apache, Mysql on Red Hat 6 for virtual and web hosting, building and hosting websites, install and configure samba for quick publishing using third party web page maker.
• Perform users and security account management.
• Setup, configure and troubleshot TCP/IP, DHCP, DNS, NFS, CIFS, and Samba servers in a multiplatform LAN.
• Bash scripting to schedule and automate processes.
• Manage swap configurations.
• Scheduling of automatic and repetitive jobs using shell scripts with crontab.
• Constant hands on Linux network environments.
• Perform multiplatform volume management using LVM and VCS volume manager.
• Monitoring logs on Linux servers including processes crash and swap management, with password recovery and performance tuning.
• Experienced in Virtualization (VMware Esxi 5.5 and Oracle Virtual Box).
• Responsible for data management using Red Hat utilities for archiving, compression backup and restoration.
• Review server platforms, installations and configurations to ensure corporate and industry standard were followed.
• Developed Splunk infrastructure and related solutions as per automation toolsets.
• Installed, tested and deployed monitoring solutions with Splunk services.
• Provided technical services to projects, user requests and data queries.
• Implemented forwarder configuration, search heads and indexing.
• Supported data source configurations and change management processes.
• Analyzed and monitored incident management and incident resolution problems.
• Resolved configuration based issues in coordination with infrastructure support teams.
• Maintained and managed assigned systems, Splunk related issues and administrators
• Configuration of LVM (Logical Volume Management) to manage volume group, logical and physical partitions and new importing physical volumes.
• Maintained System Security and ensured systems are up to date with current patches and backups/restores were completed without flaw.
• Experienced using Red Hat Satellite server to deploy, monitor, update, and manage systems.
• Monitored DNS, LDAP, Kickstart, IPChains/IPTables firewall, SSH, MYSQL, and User Administration.
• Perform fault isolation for all Linux systems to prevent re-occurrences of problematic processes.
• Monitor system backups and restore files as needed.
• Wrote Bash script for content push, setup multiple user accounts, configuration and to compress files.

Confidential, North America, Richmond Hill

Linux/Unix System Administrator.

• Installed and configured both Solaris and Linux servers for new build environment.
• Experienced in creating virtual servers and connect it to a network.
• Installed and configured databases on Linux platforms.
• Installed and configured Dell Power Edge 2950 servers.
• Experience in storage administration.
• Experience in adding Disks and creating Slices and File system Administration.
• Configuring and monitoring Disk mirroring, striping using LVM.
• Experience in NFS configuration & administration.
• Experience in kernel re-configuration & parameter tuning.
• Experience monitoring & troubleshooting with performance related issues
• Managing all rebooting & part replacement activities.
• Experience managing and upgrading of Linux and Solaris servers.
• Experience in user account management & file management.
• Provide 24/7 support in a production and staging environment.
• Ticket assessment on daily basis.
• Experience managing swap and other utilities.
• Job Scheduling and Automating process using crontab.
• Experience installing of patches and packages in Linux.
• Configuring and managing network interfaces.
• Basic creation and troubleshooting on scripting like Bash/Shell.
• Configure and Troubleshoot Apache as a proxy server.
• Installed and configure LAMP stack.
• Performed day-to-day jobs such as monitoring log files, writing and running the scripts to automatically watch the resources, CPU, memory, I/O, and paging space.
• Created Virtual Machines in ESXI environment to facilitate development and test operations.
• Installed VMware, vSphere ESXI, build VMs using VMware, performed migration.
• Tuned the system in Web Sphere as per the vendor specification for the optimal performance of Application.
• Troubleshoot network and infrastructure services such as VLAN, Routing, DNS, NTP, Syslog, and SMTP.

Confidential

Computer Systems Analyst

• Performed Operating System upgrades.
• Involved in Configuration and troubleshooting of mobile devices.
• Familiarity with network systems such as servers, switches, firewalls and routers.
• Knowledge of Internet and networking infrastructure design.
• Troubleshoot desktop applications issues while maintaining excellent customer service.
• Updated and documented Helpdesk tickets with Remedy ticket system.
• Performed Computer Systems Repairs and services.
• Performed telephone systems repairs and servicing.
• Resolving software and hardware issues.
• Repair Sun and Sparc Platforms.
• Maintaining Local area networks.
• Setup computers and printers on the network.
• Monitoring TCP/IP network environment.
• Experience with Internet technologies including TCP/IP and HTTP
• Hardware and software inventory.
• Scheduling backup of files.
• Virus Protection Software Installation.
• Participate in capacity planning for the infrastructure.
• Responsible for configuration, system management of Linux/AIX/Solaris Systems.

Nursing Informatics Specialist

Confidential

• Managed the development and assessment of clinical information system.
• Educated nursing staff in proper use of clinical information systems.
• Worked with IT assessing impact of information systems on production and adjusted processes as needed.
• Supported nursing staff in the use of modern technologies.
• Monitored trends in medical technological solutions for possible upgrades in facility software and hardware.
• Maintained all automation regarding patient care nursing and informatic.
• Collaborated with IT in the arrangement implementation and development of software and ongoing software upgrades.
• Trained nursing staff in use of information systems.
• Handled queries and issues with the system resolving or seeing them resolved and maintaining records of actions.
• Developed proficiency in interpretation and analysis of patient's medical condition with the help of medical history on software and improved nursing services.
• Performed the duties of manual or automated recommendations to new patients after documenting medical history to assist the nursing staff.
• Evaluated the cost of automated clinical systems for the hospital.
• Created precise queries to search exact and relevant information from the hospital's database.