Roshena V. Johnson
McKinney
Summary
Detail-oriented Systems Engineer with over 10 years of experience designing, supporting, and optimizing IT infrastructure, enterprise systems, and cloud environments. Proven expertise in systems integration, production support, automation scripting, and real-time monitoring. Strong background in Windows Server, AWS, PowerShell, and SQL Server, with a track record of ensuring system reliability and performance. Passionate about driving operational excellence, automating processes, and supporting mission-critical applications in 24/7 environments.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Systems/Network Engineer
Genesis10 / Bank of America
05.2024 - 07.2025
- Conducted network assessments to identify vulnerabilities and recommend improvements for system security.
- Developed comprehensive documentation for network configurations, procedures, and troubleshooting protocols.
- Boosted system availability by conducting regular maintenance tasks, including firmware updates and hardware replacements.
Production Support Analyst (Contract)
Genesis10 / Bank of America
08.2022 - 02.2024
- - Supported enterprise-level applications and infrastructure, ensuring system uptime, resilience, and recovery.
- - Performed root cause analysis using Splunk, SQL, and custom scripts; improved mean time to recovery (MTTR).
- - Executed server upgrades, patching, load balancing, and performance tuning across production environments.
- - Automated maintenance tasks with PowerShell and assisted in Jenkins CI/CD pipeline builds and releases.
NOC Monitoring Analyst
SingleDigits Inc.
08.2022 - 03.2023
- - Monitored and managed 24/7 IT infrastructure, ensuring SLA compliance across WAN/LAN, VoIP, storage, and cloud platforms.
- - Customized alert thresholds and dashboards in ScienceLogic; collaborated with sysadmins on issue triage and escalation.
- - Performed operational tests including patch installations, script execution, and system availability checks.
Application Support Analyst (NOC)
Alkami Technologies
12.2019 - 07.2022
- - Conducted proactive system monitoring in AWS environments, handling service escalations and platform reliability.
- - Used PowerShell and New Relic for system automation and telemetry.
- - Managed application deployments and microservice restarts to ensure online banking availability.
- - Diagnosed DNS/router issues using SolarWinds and assisted with performance tuning.
Middleware Systems Integration Senior Analyst
NTT Data (formerly Dell Services)
10.2015 - 02.2020
- - Engineered middleware solutions using .NET, XML, and SOAP-based APIs for healthcare system integration.
- - Automated system configuration and monitoring tasks using PowerShell and MSMQ-based triggers.
- - Resolved server-level issues related to networking (DNS, DHCP, TCP/IP) and application performance.
- - Led production deployments and collaborated with cross-functional teams for seamless go-lives.
Enterprise Applications Analyst – Team Lead
Dell Services
05.2012 - 10.2015
- - Led technical support and system monitoring for hospital-based applications across multiple sites.
- - Generated SQL-based performance reports and dashboards; ensured ticket SLA compliance via OPAS.
- - Coordinated eID provisioning and role-based access for clinical staff.
Education
Diploma -
Lufkin High School
Skills
- - Systems Administration: Windows Server, SQL Server, Active Directory, AWS
- - Infrastructure Monitoring: Splunk, New Relic, Dynatrace, SolarWinds, Grafana
- - Automation & Scripting: PowerShell, Bash, BAT scripts, Jenkins CI/CD
- - Networking Fundamentals: DNS, DHCP, TCP/IP, Routers/Switches, Firewalls
- - DevOps Tools: GitHub, Jenkins, SOAPUI, REST APIs
- - Incident & Change Management: ServiceNow, Jira, Remedy, OPAS
- - Database Expertise: T-SQL, Stored Procedures, SSIS, SSRS, Oracle SQL
Certification
- - ITIL Foundation v3
- - New Relic Foundation 1
Timeline
Systems/Network Engineer
Genesis10 / Bank of America
05.2024 - 07.2025
Production Support Analyst (Contract)
Genesis10 / Bank of America
08.2022 - 02.2024
NOC Monitoring Analyst
SingleDigits Inc.
08.2022 - 03.2023
Application Support Analyst (NOC)
Alkami Technologies
12.2019 - 07.2022
Middleware Systems Integration Senior Analyst
NTT Data (formerly Dell Services)
10.2015 - 02.2020
Enterprise Applications Analyst – Team Lead
Dell Services
05.2012 - 10.2015
Diploma -
Lufkin High School
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