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Linux/infrastructure Systems Engineer Resume

Philadelphia, PA

SUMMARY:

  • motivated and team spirited IT professional with experience in Linux/VMware systems administration, SAN management, and application tools such as Splunk, Red - Hat Satellite, NetApp (NAS, Snap-mirror, replication), experience managing mid-size datacenter and HP Blade servers. I am seeking to advance my career and apply expertise and knowledge on my next position. I am searching for a position where I can use my experience to apply it in the DevOps realm.

TECHNICAL SKILLS:

Platforms: Redhat Enterprise Linux, CentOS 6&7 and Ubuntu, i386, x86 64 platforms, VMware 6.5.

Hardware: HP C7000 Blade Chassis, BL460c Gen8 and Gen9, HP ProLiant DL580 G6, DL380 G6, DL980 G7, Dell PowerEdge R330, R730, R630, Netapp FAS2650, AFF A200, Pure Stogare

Applications: VM,Ware ESXi, and KVM, Oracle VirtualBox, Symantec NetBackup, Carbon Black (bit9 and response)ServiceNow, Nagios, Ansible, Puppet, Solarwind, Splunk, Tenable Scan, Vagrant, Git, BMC Remedy.

Languages: Bash shell scripting, Python

Other Techs: LVM, NetApp, Pure-Storage, ESXi Cli, AWS, TCP/IP, SMTP, LAN/WAN, VPN, MySQL Database.

PROFESSIONAL EXPERIENCE:

Confidential, Philadelphia PA

Linux/Infrastructure Systems Engineer

  • Experience with Virtualization Technology: KVM, VMWare ESXi, 5.5, ESXi 6.5 Workstation and Oracle VirtualBox
  • Project upgrading VMware environment from 5.5 to 6.5
  • Update ESXi hosts' iLO and associated OA
  • Pre-requisite update BL460c G8/G9 firmware to minimum required for ESXi. 6.5
  • Migrate vCenter 5.5 to VCSA 6.5
  • Migrate ESXi 5.5 to 6.5
  • Upgrade Datastore to vmfs 6
  • Re-organize user and group roles integrated with AD.
  • Managed virtual datacenter, clusters, configured EVC and created affinity rules to ensure servers compatibility and readiness.
  • As member of the Linux group I configured and managed the Red-Hat Satellite server, managed the physical and virtual datacenter subscriptions, registered virtual and physical servers. Additionally, I created activation keys, content views and life cycle to include Test, Dev, QA, Prod environments.
  • Coordinated and reviewed the implementation of Errata and Vulnerability on the Linux servers.
  • Managed the patching of the Linux environments, teaming up with WebLogic and DBA administrators to coordinate the maintenance window in effort to minimize down time
  • Configured and managed Linux accounts via AD groups and Kerberos to provide users access based on domain membership.
  • Develop and distribute reports summarizing technical analysis, findings and recommendations to include monthly and annual satellite health and status repcorts as well as anomaly resolution reports
  • Implemented NFS, AutoFs, CIFS, SFTP, Apache on Linux Servers
  • Installed Splunk forwarders on new servers and updated forwarders to newer version
  • Upgraded the Splunk Enterprise indexer and Head search server to the latest version 7.x to mitigate vulnerabilities identified on the older versions.
  • Managed Splunk user roles to allow users to maintain license, create dashboard, dataset to analyze applications, andquery logs to generate reports.
  • Experience building and configuration physical servers, installing the OS and other features based on requirements.
  • As member of the Storage group I participated in the implementation and configuration of the new NetApp hardware to migrate the DFS (Distributed File System) shares to the NetAPP appliance. I configured components such as the NetApp interface, Lif, Volume, CIFS shares and managed the snap-mirror replication to our DR site.
  • Assist in disaster recovery and implementing agents sets needed for replication
  • Built and deployed a test environment on AWS cloud using these AWS resources {VPC Network(Internet Gateway, route Subnets,SecGroup, Nacl), S3 storage, EC2 compute, ELB, and IAM for security
  • Configuration of Carbon Black agents, response and protect; I also assisted the Security team to implementing CB policies.
  • Work with NetBackup team to review backup policies to ensure servers were include in the backup policy, additionally I assisted in the restoration of files or VMs when required
  • Experience with scripts running within Ansible to automate tasks.
  • Participate in on call rotation

Confidential, Largo, MD

Linux Systems Engineer/Administrator

  • Monitoring System Performance and alert logs, Disk and CPU utilization using Nagios and performing system monitoring for production applications
  • Configuration and hardening of Linux servers, evaluating needs and installing appropriate recommended patches as needed
  • Managing Amazon Web Services (AWS) infrastructure with automation and configuration tools such as puppet
  • Collaborate with networking, engineering and support teams in resolving and escalating of issues
  • Maintain and troubleshoot network connectivity, process and system or application issues
  • Experience in AWS, which included managing application in the cloud and creating instances
  • Managing system processes and scheduling processes with the cron utility
  • Understanding of Access Management and Security Groups (IAM, S3, Route53)
  • System configuration/hardening using IPtables, SELinux, TCP Wrappers, ACL and traditional permission on Linux servers as well as restricting access to terminals, disabling unnecessary services and securing server room.
  • Utilizing kickstart for systems builds/recovery.
  • Implement NFS, AutoFs, Samba, FTP, DNS, and DHCP, on Linux Servers
  • Creating and managing file systems with LVM, and RAID
  • Advising Management on changes, system upgrades and installations.
  • Performing Network configurations in Linux environment.
  • Maintaining system accounting files, application logs and error log files
  • Configuring and installing Apache Web Server deployed in Linux environment
  • Perform duties as assigned in support of the customer and assisting end-users with general IT questions and support
  • Automated server administration and provisioning with puppet
  • Experience with Virtualization Technology: KVM, VMWare ESXi, Workstation and Oracle VirtualBox
  • Interacting with clients to talk about their problems and requests regarding system issues.
  • Creating and maintaining client’s data interface utilizing either SSH File Transfer Protocol or File Transfer
  • Provide internal associate, external clients and third-party vendor support for daily operation
  • Participate in on call rotation, maintaining SLAs in my team

Confidential, San Diego, CA

Unix Operations contractor

  • Supported disaster recovery process on quarterly basis.
  • Monitored batch jobs and adjusted running tasks
  • Monitored system alerts on HP Open view console
  • Manage backup tapes for offsite transfer
  • Manage resource utilization via workload manager.
  • Patching via scripting for any vulnerability
  • Deploying server and installing apps agents
  • Managing users privileges and setting up policy

Confidential, Pennsauken, NJ

Help Desk Associate .

  • Provided customer service to resolve computer issues.
  • Used Web based ticketing System to transmit client request to senior technical team.
  • Installed wireless networks for small businesses and client
  • Antivirus installation. Scanning PCs using antivirus software Symantec, MacAfee and Web root.
  • Ensure that client’s computers have access to Servers and other Network resources.
  • Updated and documented Helpdesk tickets with Remedy ticket system.

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