James Calhoun
Holt
Summary
Capable Linux systems administrator with a proven track record of handling large incidents and high volume of work. Dependable worker and fast learner, excited about advancing my knowledge and career with Slashdot Media. Seasoned Systems Administrator with robust background in managing and maintaining complex IT infrastructure. Possess strong technical skills, including troubleshooting, system optimization, and network management. Demonstrated ability to improve efficiency and productivity through implementing innovative solutions. Committed to ensuring smooth operation of systems for optimal business performance.
Overview
14
14
years of professional experience
Work History
DevOps Engineer
Slashdot Media
San Diego - Remote
05.2022 - Current
- Improved code deployment efficiency by automating processes with CI/CD pipelines.
- Automated manual tasks through scripting languages, such as Bash, boost team productivity levels.
- Maintained version control systems like Git or SVN for seamless collaboration among developers and engineers during project lifecycles.
- Reduced system downtime for critical applications by implementing robust monitoring and alerting tools.
- Provided 24/7 on-call support for critical systems, ensuring high availability and rapid issue resolution.
- Mitigated security risks by conducting regular vulnerability assessments and applying necessary patches.
- Automated routine tasks via Ansible, freeing up team members to focus on more complex issues and innovation.
- Implemented containerization using Docker, leading to improved application scalability and manageability.
Operations Command Center Supervisor
Liquid Web
Lansing
12.2019 - 05.2022
- Manage 4 technicians in the Operation Command Center to ensure efficient, quick responses to system alerts
- Developed and implemented Standard Operating Procedures (SOP) for the Operation Command Center
- Monitor the company's and customers infrastructure to ensure uptime
- Work with several teams (sysops, dev, support) with implementing system wide changes
- Train new US based and off shore Operation Command Center employees
- Provide monitoring services through Prometheus and Grafana
Systems Monitoring and Restore Team
Liquid Web
Lansing
12.2018 - 12.2019
- Monitored the company's and customers critical systems and responded to alerts to ensure continuity of operations
- Performed system restores and managed disaster recovery processes
- Managed and oversees the company's and customer backup and archiving processes
- Monitored and tunes system performance
- Performed hardware and software upgrades
Monitoring Technician
Liquid Web
Lansing
11.2011 - 12.2018
- Monitored and responded to alerts on server and service status within Nagios, as well as other monitoring tools within a 30 min SLA, resulting in a 99% uptime for client services
- Monitored core data center systems and responded as needed
- Troubleshot issues related to server performance, identifying and resolving bottlenecks, reducing downtime
- Monitor and respond to customer and company backups
Linux Support Technician
Liquid Web
Lansing
09.2011 - 11.2011
- Installed, configured, and managed Linux servers in a secure and stable manner
- Assist customers with a wide array of issues through phones, live chat, and tickets
- Perform system updates to Linux systems
Education
Computer Information Technology and Support -
Lansing Community College
Lansing, MISkills
- Microsoft and Linux servers
- Apache / MySQL / PHP
- Prometheous
- Bash
- Jira
- Incident Management
- Ansible
- Docker
- Python
Timeline
DevOps Engineer
Slashdot Media
05.2022 - Current
Operations Command Center Supervisor
Liquid Web
12.2019 - 05.2022
Systems Monitoring and Restore Team
Liquid Web
12.2018 - 12.2019
Monitoring Technician
Liquid Web
11.2011 - 12.2018
Linux Support Technician
Liquid Web
09.2011 - 11.2011
Computer Information Technology and Support -
Lansing Community College
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