JESSE MBU
Chicago,IL
Summary
Proven IT engineering professional with a successful track record in operations. Expertise in organizing, developing, and optimizing diverse IT solutions aligned with business objectives. Exceptional problem-solving skills for delivering outstanding solutions that meet organizational needs. Innovative and confident with an infectious enthusiasm for technology. Highly motivated, goal-oriented, excels in implementing new concepts and making informed decisions.
Overview
9
9
years of professional experience
4
4
Certification
Work History
Sr. Infrastructure Operations Administrator
Insurance Auto Auctions, IAA
03.2022 - Current
- Monitored and supported Production, UAT, QAS, Staging and Development environments, including VMs as well as hosted applications.
- Engaged closely with Developer, Project Manager and Operations teams to plan and prioritize the test strategy to ensure timely delivery of features, updates, and releases.
- Demonstrated ability to manage multiple projects simultaneously.
- Designed and developed test scenarios that accurately gauge product quality.
- Performed deep performance and latency analysis identifying root causes.
- Tracked record of successfully delivering work assignments on time or related projects delivered according to schedule.
- Provided deployment and configuration management of internally and externally developed business applications.
- Provided technical support for clients on a wide range of company products, resolving issues at a 98% rate.
- Monitored and maintained Firewalls, network devices, Linux and Windows servers supporting mission critical applications
- Provided on-call rotation to support operational issues
- Coordinated with Infrastructure and Operations teams during bi-yearly disaster recovery testing.
- Trained technical and non-technical staff on areas of expertise.
- Evaluated current operational practices and suggested improvement strategies.
- Collaborated with various departments, upper management, vendors, and internal/external customers to provide all necessary information to support business needs.
- Identified and suggested new technologies and tools for enhancing product value and increasing team productivity.
- Identified and suggested new technologies and tools for enhancing product value and increasing team productivity.
- Complied with internal and external SLAs and strive to meet and exceed established support metrics.
- Managed projects to ensure timely and cost effective development of systems and services that support business objectives.
- Participated in release planning, smoke, feature and regression test planning.
- Consolidated multiple ticketing systems, improving communication and ticket turnover rate by 24%.
- Motivated and trained employees to maximize team productivity.
- Mentored junior staff members, providing guidance and support to enhance professional growth and skill development.
- Managed inventory levels effectively, reducing waste and optimizing resource utilization throughout the organization.
Systems/System Network Administrator
International Bank of Chicago
02.2019 - 03.2022
- Participated with application design and architecture planning with third party vendors.
- Provided project management and support resources.
- Proactively addressed networking issues by analyzing system logs, identifying patterns, and resolving problems before they escalate.
- Optimized network efficiency with regular updates, patches, and hardware upgrades to ensure seamless operation.
- Conducted regular audits of the IT infrastructure to identify potential risks or vulnerabilities that could impact system stability or security.
- Coordinated the migration of physical servers to virtual environments using virtualization technologies such as VMware or Hyper-V resulting in increased resource utilization.
- Reduced system downtime through proactive monitoring, troubleshooting, and maintenance of servers and network equipment.
- Provided exceptional end-user support to troubleshoot hardware and software issues efficiently while minimizing operational disruptions.
- Maintained up-to-date knowledge of industry trends by attending conferences, webinars, and workshops ensuring optimal network performance.
IT Operations/Network Technician
Dow Chemical
04.2018 - 02.2019
- Assigned application access, security roles and permissions.
- Maintained thorough understanding of local area and wide area networking and components.
- Analyzed and defined network requirements, optimization and support for plant projects.
- Performed necessary maintenance to support network availability.
- Oversaw 350 desktops in Windows domain and installed firewalls to connect and protect users.
- Enhanced system performance by conducting regular network maintenance and updates.
- Simplified network management for non-technical staff with user-friendly tools and training sessions.
- Assisted in seamless migration of network services during major system upgrades.
- Configured, monitored and maintained email applications and virus protection software.
- Optimized wireless networks through strategic access point placement, enhancing connectivity throughout the facility.
- Collaborated with network administrator in moving private folders to new Exchange servers.
Software Technical Support
Elavon Inc.
03.2016 - 04.2018
- Enhanced software functionality by troubleshooting and resolving complex technical issues.
- Partnered with sales teams to provide pre-sales technical assistance, facilitating successful client acquisitions.
- Streamlined support processes by creating detailed documentation of common issues and resolutions.
- Delivered comprehensive training sessions to end-users, fostering a deeper understanding of software applications.
- Improved customer satisfaction by providing timely and effective technical support for software-related concerns.
- Documented faults and bugs for referral to development staff for use in updates.
- Diagnosed and troubleshot hardware, software and network issues with card readers and vending machines
- Created user accounts and assigned permissions.
- Offered assistance in implementing and developing training programs.
Education
Bachelor of Science - Information Technology
Illinois Institute of Technology
Chicago, IL05.2022
No Degree - Computer Network And Systems Analytics
New Horizons Computer Learning Center
Knoxville, TN07.2019
Skills
- Proficient on Microsoft Office 365, SharePoint
- Java/C#, HTML, XML
- Windows and Linux
- Wireshark/TCPView packet analysis
- WiFi, HTTP, DNS, WAN/LAN firewall
- Experience with SSAS and SSRS and strong knowledge of ETL techniques
- Hands on experience with SFTP, FTP, FileZilla and WinSCP
- SSL security and NET framework
- Commitment to quality, accuracy and reliability of services
- Experience with Apache Tomcat, JBOSS
- Experience with reporting and analytical tools
- Excellent experienceworking on Oracle (11g, 12c)
- Data backup and retrieval
- PowerShell scripting
- Excellent experience performing query and analysis using TOAD and SQL
- Excellent experience with PL/SQL, Microsoft SQL Server, MySQL and Oracle databases
- Good knowledge of Microsoft OS, Office applications and browsers
- Excellent problem solving skills
- Website and portal monitoring
- IT security best practices
- Remote access technology
- Enterprise technologies
- BI technologies
- System upgrades
- Excellent diagnostic
- Ticketing system
- Project planning and development
- Mobile devices
- System debugging
- SOAP UI
- Time management
- Managing multiple projects simultaneously
- Excellent experience working on SAP BOE XI31\BO 41
- Fast learner, efficient, adaptable, and innovative
- Excellent multi-tasking and ability to work in a fast-paced environment
- Self-starter,highly motivated, assertive and detail-oriented
- Results drivenachiever with exemplary planning, organizational and interpersonal skills, along with a highdegree of detail orientation
- Team player whoexcels at building trusting relationships with clients and co-workers
- Strongorganizational, leadership and customer service skills
- Excellent written and oral communication skills
- Produce and maintain accurate documentation and operational reports
- Experience utilizing Windows and Oracle technologies
- Active Directory, Kerberos, SSO, vSphere, VPNs
- Networking and load balancing
- Excellent knowledge of database performance tuning, space management, backup and recovery
- Big Data
- Agile methodologies
- Disaster recovery planning
- Configuration management
- Application troubleshooting
- End-user support
- Resource management
- Data analysis
- Troubleshooting and debugging
- JavaScript
- Systems analysis
- RESTful API interfaces (JSON, XML)
- Database management
Certification
- Cisco Certified Specialist - Enterprise Core (CCSE), Cisco -Sep 2022 - Sep 2025
- CompTIA Security+ ce Certification, CompTIA -Sep 2022 - Sep 2025
- Cisco Certified Network Associate (CCNA), Cisco - May 2019 Sep 2025
- Understanding of Cisco Network Devices, Cisco - Feb 2018
Languages
English
Full Professional
French
Professional Working
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Work Preference
Work Type
Full TimeContract WorkWork Location
RemoteHybridImportant To Me
Work-life balanceCompany CultureFlexible work hoursWork from home optionPaid time offHealthcare benefits401k matchCareer advancementTimeline
Sr. Infrastructure Operations Administrator
Insurance Auto Auctions, IAA
03.2022 - Current
Systems/System Network Administrator
International Bank of Chicago
02.2019 - 03.2022
IT Operations/Network Technician
Dow Chemical
04.2018 - 02.2019
Software Technical Support
Elavon Inc.
03.2016 - 04.2018
Bachelor of Science - Information Technology
Illinois Institute of Technology
No Degree - Computer Network And Systems Analytics
New Horizons Computer Learning Center
- Cisco Certified Specialist - Enterprise Core (CCSE), Cisco -Sep 2022 - Sep 2025
- CompTIA Security+ ce Certification, CompTIA -Sep 2022 - Sep 2025
- Cisco Certified Network Associate (CCNA), Cisco - May 2019 Sep 2025
- Understanding of Cisco Network Devices, Cisco - Feb 2018
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