Linux Engineer/administrator Resume
GA
SUMMARY:
- Professional systems analyst of Unix/Linux systems offering 17 years’ experience with the following core functions.
- Linux installation, configuration & maintenance
- Troubleshooting & Problem Solving
- Product Conception, Design & Specification
- New Technology Implementation
- Automation, Development
- Ability to work independently or on a team
- Cross - Function Communication
- Global Team Management
TECHNICAL SKILLS:
Languages: UNIX Korn shell, Java, C/C++, PHP, SQL, DSD, PERL, MS-DOS
Web Services: XML, HTTP, SOAP, WSDL
Platforms: Windows/Unix/Linux/Mac OS X
Databases: Oracle RDBMS (ExaData)/MySql
Tools: SOAPUI, MS Office, FusionWorks, Remedy, Visio, Eclipse, Ultra Edit, Edit Plus, SQLDeveloper, MetaSolv, VirtuoMediation Digital Route, HP OpenView, tcpdump, WireShark, SVN, CVS, JBoss, Zabbix, Zenos, LVM, Kickstart, Yum, apt-get, VMWare Vsphere, Splunk
PROFESSIONAL EXPERIENCE:
Confidential, GA
Linux Engineer/Administrator
Responsibilities:
- Implemented an HA solution based on KVM and LVS for an in-house java app. Created/modified a custom RedHat Enterprise Linux ISO to do automated builds (with minimal user input) of the HA solution.
- Implemented a network of brokers of master-slave pairs of JBoss A-MQ. Wrote a script to deploy Network of brokers.
- Helped with design of various solutions based on ElasticSearch, JBoss Fuse etc .
- Worked closely with developers and Sr. managers to understand the requirements and offer a solution or troubleshoot issues.
- Worked on dual stacking IPv6 and IPv4 of RHEL servers.
- Worked with VMware admins and AppDev to come up with a solution that fit the group’s requirement for the first vSphere cluster.
- Team lead for various projects, mentored team members.
- Wrote Methods and Operating Procedures (MOP), did MOP reviews with ProdOps and supported Production releases.
- Wrote scripts to automate manual deployments, view JMX stats of Message brokers, etc .
- Troubleshot issues and did Root cause analysis.
- Performed various system admin activities on a regular basis.
- Built, configured and maintained physical and virtual RHEL and CentOS systems.
Confidential, Alpharetta, GA
Production Engineer
Responsibilities:
- Act as primary contact for product problems and queries. Track all queries on the Openet Call Tracking System.
- Problem diagnosis, including debugging of core dumps found on site, problem resolution (remotely or onsite as required).
- Analysis of complex technical issues and coordination of resolution of these issues with various Openet departments.
- Designed and implemented complex workaround solutions with minimal supervision or review.
- Worked on multiple problems of diverse scope where refinement of design/requirements was necessary.
- The taking of requirements from multiple sources, like customers and equipment vendors, plus planning and delivering resultant fixes and deliverables with given service level agreement.
Confidential, Alpharetta, GA
ATF Developer/Sr. Software Engineer - Technical Lead
Responsibilities:
- Led team that designed and implemented a test suite; ATF (Automated Testing Framework); Openet's QA departments to test out the FusionWorks Applications used to provision Apple's iPhones and iPads on wireless network.
- Led team responsible for the maintenance and sustainment of the various testing tools used with the ongoing project
- Led team that reduced company’s cost by designing and implementing intuitive simulators used by QA to test the application behavior with outside applications. This effort increased testing productivity by 30%, as testers were able to run test cases in the absence of the actual third party application
Confidential, Alpharetta, GA
Sr. Systems Analyst/Production Support Lead
Responsibilities:
- Responsible for Sytem and Application Administration.
- Monitor application and key functional/technical areas such as file transfers, data loading, and HW health. Monitor all Mediation alarms and CTS tickets.
- Provide overall technical expertise for Mediation issues, track and document all Mediation production release version status.
- Liaise with other Confidential & Confidential departments and organizations to insure that Mediation revisions are in step with RF network evolution.
- Coordinate and Schedule Mediation server upgrades and patches.
- Troubleshoot and document Mediation related connectivity and access issues.
- Ensure workflow statistics are accurate and reflect the network situation.
- Perform initial file availability triage activities in response to daily file availability reports.
- Modify running workflows to ensure network changes (OSS re-homes, addition of new nodes etc) are applied to the mediation layer.
- Fine tuning on workflows to ensure collected files are made available to the target platforms in a timely manner.
- Periodic reviews with OSS administrators to discuss issues encountered/resolved and escalated.
- Monitor, identify, document and report on receipt of files and data from their respective source(s). Participate in resolving issues with file transfers and data loading
Confidential, Alpharetta, GA
Sr. Unix/Application Support Analyst
Responsibilities:
- Responsible for monitoring Prospect application and server performance on over 30 Sun Solaris servers.
- The monitoring of these applications includes data transfers between servers, measurement file parsing, loading into Oracle databases and trouble shooting all aspects of these processes.
- I was also responsible for developing wrapper scripts that alarm on potential server/application problems such as filesystem space, defuncted or zombie processes to missing data files.
- Scheduled and implemented product release patches and hot fixes.
- Configuration of new elements added to the network to ensure perfomance measurment files can be retreived, loaded, and processed for use by RF Engineers.
