Sagar k

SUMMARY

Information technology professional with a background in Project management business and systems analysis, installation and configuration seeks position as a Systems Engineer in a fast-paced startup

Skills

Red Hat Linux Windows/Active Directory

Image Processing VMWare/ Hyper-V

Modular Design Python

Large Computer networks Postgre SQL

AWS (EC2, ELB, RDS, S3, Cloud Watch Red Hat Satellite

Agile methodologies Power Shell

Docker Puppet/Ansible

EXPERIENCE

INOVA Health Systems, Sterling VA Jan’17- Till date

Systems Engineer/Administrator

• Coordinated with systems partners to finalize designs and confirm requirements.
• Provided continued maintenance and developed of bug fixes and patch sets for existing web applications.
• Experience with new/rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.
• Maintain a high level of proficiency in all VMware, Microsoft, and UNIX technologies.
• Ensured network, system and data availability and integrity through preventative maintenance and upgrades.
• Implemented company policies, technical procedures and standards for preserving the integrity and security of data, Reports and access.
• Research and recommend innovative, and where possible, automated approaches for system administration tasks. Identify approaches that leverage resources.
• Provided Unix/Linux system administration, application guidance and collaboration for the legacy applications.
• Coordinated release management, problem management and change management with technical staff.
• Performed daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups and daily system monitoring of Storage Infrastructure
• Consistency met deadlines and requirements for all production work orders.
• Strong experience in System Administration, Installation, Upgrading, Patches, Migration, Troubleshooting, Backup, Disaster Recovery, Performance Monitoring and Fine-tuning on Red Hat Linux.
• Planned, documented and supportedhigh availability, data replication, business persistent, fail-over, fallback Solutions using Red Hat cluster in SAN environment.
• Enterprise Infrastructure and deployment configuration using puppet, Chef, Ansible, Docker.
• Experience connecting Linux systems to enterprise storage, understanding appropriate use cases for SAN/NAS.
• Experience with provisioning Linux using Kickstart and Red Hat Satellite server.
• Written scripts in Shell Scripts, Python & Ruby to automate deployment, Provisioning and maintenance.
• Familiarity with various Hypervisors (vSphere, Hyper-V, Citrix XenServer, KVM, etc.
• Experience with basic SQL and Postgres database management and querying for troubleshooting purposes.

UNIX/LINUX Consultant Jan’ 16 – Dec’ 16

Dakota Systems, Chicago IL

• Referred major hardware and software problems and defective products to vendors or technicians for service.
• Provided onsite and remote support for vSphere 6.x, RHEL 6.x and Windows Servers.
• Provided 24x7 on call server support for UNIX environment including AIX, Linux, HP-UX and Sun Solaris.
• Configured HP ProLiant, Dell PowerEdge, R series, Cisco UCS and IBM p-Series 550,570,590,690 machines for production, Staging and testing environments.
• Administration/Installation/Upgrade and maintenance of HP ProLiant DL 350 G9, 585 G7 using Red Hat Enterprise Linux jump start, Flash archives and upgrade method.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM).
• Provided onsite and remote support for vSphere 6.x, RHEL 5.x,6.x and Windows Servers
• Experienced in maintaining and deploying Docker environments
• Extensively used NFS, NIS, IPAM, IPSEC, FCIP, FTP, Send mail and telnet for Linux.
• Good experience in Ruby, Python and Shell Scripting languages.
• Written multiple manifests and also customized facts for efficient management of the puppet clients.
• Expertise in Configuration and Administration of Puppet, Chef, Ansible, and other DevOps tools to automate system configuration management.
• Coordinated with database administrators while setting up Oracle 10g/11g on Linux.
• Upgraded and optimize Splunk setup with new releases, setup Splunk Forwarders for new application tiers Introduced in to environment.
• Monitored System performance, Server load and bandwidth issues using Nagios.

Systems Engineer Sep ’12- Jul’14 Locuz Enterprise Solutions., Hyderabad, Andhra Pradesh, India

• Design, expand and maintain production systems and network infrastructure
• Collaborate with our architecture team to develop strategies for scaling and tuning
• Develop and enhance process and documentation that will scale with expected rapid growth
• Experience as a Linux Systems Administrator in a production environment
• Experience with scripting for automation and virtualization
• Experience supporting an Agile enterprise software development environment
• Experience with open-source monitoring tools such as Ganglia and Nagios
• Experience with ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.
• Performed regular security monitoring to identify any possible intrusions.

Member Technical Jun’09- Sep’12

ADP India Pvt. ltd, Hyderabad, Andhra Pradesh, India.

• User administration and management like add/change/delete Maintaining users level security. Adding and Deleting Packages and patches according to the requirement.
• Experience in services like SSH, Telnet, Rlogin, ftp, Sftp. Troubleshooting and Root Causal Analysis at Linux/Solaris boxes infra related work.
• Experienced in installation, configuration, upgrades, Package administration and support for Linux systems on client side using RPM and YUM.
• Administering (Creating, Mount/Unmount, File System Integrity, Backup/Restore) the File Systems (UFS, NFS).
• Monitoring notifications, alerts / Respond and address alerts / Work with users to determine best course of action
• Upgrade and configure system software that supports infrastructure applications or Asset Management applications per project or operational needs.
• Managing file sharing between CIFS and NFS. Monitor space (Storage Provisioning, Disk space management
• Performed Kernel, memory upgrades on Linux servers in Virtual environment and managing the swap memory.
• Wrote Shell, bash scripts for system maintenance and for various admin tasks.
  
  

EDUCATION

Master of Science in Software Engineering Dec 2015

Stratford University, Falls Church, Virginia

Bachelor of Technology in Computer Science & Engineering May 2009

Jawaharlal Nehru Technological University, Hyderabad, India

CERTIFICATIONS

Oracle Certified Professional (SCSA)

Red Hat Certified Engineer.