Jesse Callejas Martínez

adwg8h@r.postjobfree.com

www.linkedin.com/in/jesse-callejas-itpro

PROFILE

Detail-oriented IT professional, with extensive experience as Computer Operating Systems support and System Data- network analysis. Solid knowledge on UNIX-Linux platforms. Skilled at operating a wide range of platforms (From deployment thru operation and maintenance). Excellent written and oral communications skill; Capable of communicating complex technical issues in an easy–to-understand way. Very good all-around technical skills. Able also to develop and maintain close working relationships with other teams and/or team members. Outstanding ethics and commitment to the organization’s mission and vision. I focalize myself on always delivering a service that exceeds colleagues and end users expectations, as well as strive to achieve all my personal and professional goals through an always-positive attitude, a well-organized work discipline and high ethical and moral standards.

PROFESSIONAL EXPERIENCE

Softtek – Digital Business Solutions Monterrey, Mexico System Administrator-Middleware Engineer November 2015 to date Activities: Full Windows 2008/2012 server and Debian / RedHat / SuSE Linux Systems deployment and administration. MS IIS, Tomcat and Apache webserver deployment and web apps setup, which work as platforms for many Dell-EMC critical engineering and design websites within the “Platforms Systems Engineering” department. Web applications deployed and supported are: Atlassian JIRA, Confluence, Bitbucket, Hipchat, Gurock Testrail test case management software, XAMPP Stack, File collaboration Peerlink from Peersoftware, etc. Intermediate BASH scripting. Full TLS / SSL website certificate deployment, as well as updating and patching on all the supported websites, enabling full website identification and authenticity validation. MS Dynamics 365 front-end support and USA & Canada markets sales process support. Functional Experience: Developing and updating application’s add-on charts, for future patching and updating. Developing an easy to follow application’s upgrade procedure, including OS security patching and upgrading as needed. Version control follow up. TLS/SSL certificate mastery including Security Certificate request creation, Certificate installation and updating as needed. Also software licensing patching and renewal. MSSQL and PostgreSQL Database creation and administration (DB backups, restores, and user creation, maintenance, etc.)

Tools: RDBMS: MS SQL Server 2016, pgAdmin IV (PostgreSQL Tools), Heidi SQL, SSH and Telnet clients such as Putty, Sublime advanced source code and text editor, MS Office Suite.

RSA SecureID Token, Cisco’s any connect client, Process explorer. AIDA64 Extreme.

Coppel S.A. de C.V. Querétaro México

Collections Agency Manager 01/2010 to 12/2014

Activities: Directly trained, coached and supervised 36 collection agents. In charge of hiring, selecting, coaching and if necessary terminating the area’s personnel. Area’s global expenditure and resources management and administration. Overseeing the full and correct implementation of company’s policies and procedures, as well as meeting and exceeding collection thresholds set for by Upper management.

Functional Experience: Development and application of periodic team matrices. Creation of monthly collection reports and charts for analytics and help on decision making. Always focalized on going above and beyond of what it was expected. Creation of incentive programs to always encourage peak performance from collection agents as well as help create camaraderie among team members also inspiring team work. Create and follow up on permanent customer service training sessions for all our team members, which translated into a 35% percent higher overall performance recovery efforts success. Tools: MS Office suite, MS outlook.

Fonet Global Inc. Querétaro, MX

NOC Agent – Telecom Support Engineer 03/2006 to 12/2009 Activities: Comprehensive technical and non-technical (account) support to VOIP Customers, Report formulation, Ticket procedure system follow-up. IT Systems Administration, network monitoring and troubleshooting (NOC Support), PC hardware and network troubleshooting, and all around total customer service care.

Functional Experience: VOIP technologies and call log analysis and troubleshooting, as well as regular PC network, hardware and software installation, upgrade and troubleshooting. As well as OS patching, updating and troubleshooting.

Tools: MS Office, MS Outlook, Varied network tools such as ipconfig, traceroute, ping, dig, nslookup, mtr, netstat, arp, iftop, tcpdump, etc.

Centro de Idiomas AngloAmericano A.C. Querétaro. MX EFL-ESL Teacher and Teacher Trainer 02/2004 to 03/2006 Activities: AngloAmericano’s Teacher’s Diploma Course lead teacher trainer. TOEFL program lead teacher. Technical and non-technical two way document translation. Functional Experience: Plan, evaluate and assign lessons. Prepare, administer and grade tests. TOEFL program test, application and evaluation. Develop extra TOEFL training materials. Overall students’ performance evaluation.

Tools: MS Office, MS Outlook

EDUCATION:

Universidad Tecnológica Latinoamericana en Línea México City, MX 2015-2018

Computer Systems Engineer Bachelor’s Degree

Instituto de Idiomas Angloamericano S.C. México, City, MX 2003-2004

ESL / EFL Teacher’s Diploma

North Area Education Center Pompano Beach, FL. USA 1999-2000

High School Diploma and Certificate

PROFESSIONAL DEVELOPMENT

CompTIA Linux + Queretaro, MX

Linux Professional Institute Certification 1(LPIC-1) Toronto, Ontario, CA SUSE Certified Linux Professional (CLP) Server 12 Queretaro, MX Six Sigma White Belt Softtek MTY, MX

ISO 2000 Awareness Training Softtek MTY, MX

ITIL Foundations Version 3 Softtek MTY, MX

ITIL Awareness Training Softtek MTY, MX

Powerful Personality Course Softtek Eugenia, MX

Power Skills Effective Communication Softtek Eugenia, MX LANGUAGES:

Spanish Native, English Fluent.

TECHNICAL / MANAGERIAL SKILLS:

Primary Profile: Computer Systems Administrator, Middleware Engineer Support, TLS/SSL Certificate Support and Maintenance, Computer Network Support Engineer. Database Administration and support.

Secondary Profile: Collections agency management (Retail). ESL/EFL Teacher. Hardware: Network equipment, Servers and peripherals assembly, configuration, maintenance and repair. Electrical and Data Network Cabling installation and maintenance. Operating Systems: Windows X, Windows Server 2008 / 2012, Free BSD UNIX, Linux: Debian, RHEL X, CentOS X, SUSE Server 12.

Programming Languages: C, Python, BASH Scripting, SQL Databases: MS SQL-Server, PostgreSQL, My SQL.

Other: IDEs: MS Visual Studio, JetBrains PyCharm. MS Office Suite X, AutoCAD, NI MULTISIM,

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