DevOps/SRE

Job Description: I'm responsible for the design and implementation of applications' build, release, deployment, and configuration activities. Other responsibilities include working with internal business partners to gather requirements, prototyping, architecting, implementing/updating solutions, building and executing test plans, performing quality reviews, managing operations, and triaging and fixing operational issues.

Functions and Achievements.
- Work on complex, major or highly visible tasks in support of multiple projects that require
multiple areas of expertise.
- Participates in project planning processes.
- May serve as a liaison between client partners and vendors in coordination with project
managers to provide technical solutions that address user needs.
- Assists in the gathering of business requirements..
- Work closely with architects to assure all systems are in line with a long-term strategy.
- Oversees and assists in production support.
- Plan and performs ongoing routine application maintenance tasks.
- Evaluate existing applications and platforms and provides recommendations for improving performance by conducting gap analysis, identifying feasible alternative solutions, and assisting in the scope of modifications.
- Be part in the development of contingency plans including reliable backup and restore procedures.
- Assist in defining DevOps and quality guidelines and standards.

Technologies
- Virtualization: Amazon Web Services, Azure, Docker, vCenter
- Other: Jira, Confluence, Slack
- Tools: Jenkins, Sitespeed, JMeter, Chef, Git, Terraform
- Programming: Bash, Python, PowerShell, Groovy
- OS: Windows, Linux
- Monitoring: Zabbix, Grafana, Graphite

Job Description: Responsible for the technical design, planning, implementation, and the highest level of performance tuning and recovery procedures for mission critical enterprise systems. Serves as a technical expert in the area of system administration for complex operating systems.
Recommends the redesign and configuration of operating systems and system applications.
Investigates and analyzes feasibility of system requirements and develops system specifications.
Identifies methods, solutions, and provides project leadership and management in order to provide a high level of service to the customers of the department.

Functions and Achievements.
- Analyzing system logs and identifying potential issues with computer systems.
- Introducing and integrating new technologies into existing data center environments.
- Performing routine audits of systems and software.
- Applying operating system updates, patches, and configuration changes.
- Installing and configuring new hardware and software.
- Adding, removing, or updating user account information, resetting passwords,etc.
- Answering technical queries and assisting users.
- Responsibility for security and for documenting the configuration of the system.
- Troubleshooting any reported problems.
- System performance tuning.
- Design and implement strategies to deploy in an optimized form, a secure cloud environment.
- Take the lead on cloud recommendations and be the primary author on cloud migration
plans.
- Work closely with development teams to integrate their projects into the production AWS
environment and ensure their ongoing support once there.
- Build from the ground up reliable infrastructure services in AWS(or any other platform like vCenter, Azure, etc.) to deliver highly scalable services.
- Build and maintain production and development systems on AWS using EC2, RDS, S3, ELB,Cloud Formation, etc and be equally comfortable with other solutions (Azure, Terramark, Google Cloud,etc.) or in a traditional datacenter setting.
- Monitor the performance and capacity of computer systems using a variety of tools(Grafana, Dynatrace, Zabbix).

Technologies
- Databases: Oracle, Microsoft SQL, PostgreSQL
- OS: Windows, Linux, Solaris
- Tools: Spotfire, E-Notebook, Omics Office, Elements
- Programming: Bash, Python, Perl, PowerShell, SQL
- Other: AWS, vCenter, Citrix, Azure, OpenStack, Jenkins, Puppet Labs, Zabbix, Redmine,
Terramark, Dynatrace

12/2014 - 06/2014

ROM Systems Support - IAM Project

Job Description: Be responsible for providing maintenance and operation support, troubleshooting and triaging issues, monitoring system health, deploying enhancements, hotfixes and fix packs, performing configuration changes in the production and other environments and coordinating with key stakeholders from IT operations, business teams and/or third party vendors.

I occasionally need to perform user identity administration as well as maintenance of user security roles and profiles, also I provide analytical and technical guidance related with the OIM system.

Functions and Achievements.
- Provide support and documentation to assist in sustaining the project during the transition to production
- Perform OS patching and vulnerability remediation
- Support Oracle WebLogic middleware server systems running on Linux platforms, supporting multiple custom applications and Oracle Identity Manager and Oracle Access Manager
- Assist in the creation of custom interfaces using OIM client APIs and ADF view technology
- Provide input to developing OIM adaptors, rules, scheduled tasks, plug-ins, and event handlers
- Install connectors for IDM
- Perform performance tuning on application server, backend database, connectors and application cache
- Develop strategic direction and overall design for virtual services.
- Design and implement a virtual delivery architecture with a focus on performance, flexibility, and scalability.
- Studies how users interact with the software and systematically designs ways to improve that interaction.
- Track and document all issues and resolutions in detail

Technologies
- Databases: Oracle
- OS: Linux, Solaris
- Tools: Oracle Identity Management
- Programming: Bash, Python, Perl, SQL, Apache Ant, Maven
- Other: vCenter, Jira, Confluence

Job Description: Serve as a liaison with other divisions to provide a full array of application and technical support, in an effort to ensure that our technology remains aligned with our business needs. throughout an analysis and recommendations to improve both strategic and technical levels.

Functions and Achievements
- Be a consultant for the hardware and software provided by Oracle.
- Provide updates to management regarding budget to actual, informing them of deviations and opportunities.
- Provide management with economic impact and compliance issues surrounding key business decisions and/or deals.
- Communicate Oracle Business Practices to the organization and monitor process and approvals for full compliance.
- Drive implementation of new processes and procedures.

Technologies
- Databases: Oracle
- OS: Oracle Linux, Solaris
- Tools: Oracle E-Business Suite
- Programming: Bash
- Other: Sun Hardware

Job Description: Maintain the computer networking system in an office environment by tracking server activity, performing upgrades of software, maintaining computer hardware, addressing questions about technical problems, and improving efficiency by evaluating system network functions

Functions and Achievements
- Web development.
- Server Administrator (Windows & Linux).
- Database Administrator (Microsoft SQL & MySQL).
- Work with diverse technologies to build tools and automation to eliminate manual operations and craft repeatable processes, thereby maintaining a highly available server infrastructure for deploying instances, applying operating system updates, managing configuration chances and system tuning.
- Work with developers on production needs and help to support the application in production.

Technologies
- Databases: Microsoft SQL, MySQL
- OS: Windows, Linux
- Programming: Bash, Python, Perl, PowerShell, SQL, C#
- Other: Networking, pfSense, Active Directory, Kerberos, NTLM, Apache Tomcat

Job Description: I help the company to resolve issues that cannot be fixed by the front line support techs. I'm involved with servers and network configurations, rather than typical desktop issues. Once a problem is resolved, I take care of documenting the used procedures to resolve the case, so the error can be quickly resolved in the future.

Functions and Achievements
- Server Administrator (Windows & Linux).
- When problems are too large or complex for quick troubleshooting, I escalate the issue to management, other IT resources or 3rd party vendors for assistance in reaching a resolution.

Technologies
- Databases: Microsoft SQL, MySQL
- OS: Windows, Linux
- Other: Networking, pfSense, Active Directory, Kerberos, NTLM, Apache Tomcat

Job Description: Provide valuable aid to individuals and organizations that make use of a wide variety of software and hardware.

Functions and Achievements
- Support and maintenance of computer equipment.

Technologies
- Databases: Microsoft Access
- OS: Windows, Linux, MacOS