Jonathan R. Bowman

Professional Summary

Seasoned IT professional and honorably discharged U.S. military veteran with over 20 years of experience in secure communications, IT systems operations, and advanced technical support. Known for expert-level troubleshooting and rapid incident response in high-pressure environments. Held a secret clearance while managing mission-critical satellite communication systems during military service. Post-transition, served as after-hours team lead at Marsh & McLennan Companies (MMC), recognized for strong technical acumen and leadership. Proficient in Linux, Python, and database systems, with active CRP certification and hands-on experience in ServiceNow, CASD, and ITSM practices.

Technical Skills

Operating Systems

Linux (CentOS, Ubuntu)
Windows Server

Languages & Databases

Python, Bash, PHP
MySQL, PostgreSQL, SQL Server
HTML, CSS, JavaScript, and PHP

Tools & Platforms

ServiceNow, CA Service Desk (CASD)
VMware, Git
Active Directory, Group Policy Management (GPO)
OKTA, MFA, and SSO

Networking

Routing & Switching (CCNA-Expired)
DNS, DHCP, VPN

Certifications & Concepts

Licensed Life Insurance Agent – KY, TX, NY
ITIL, Incident Response, Disaster Recovery

Security

Secret clearance (Expired)
NIST, DoD protocols

Professional Experience

Freelance Web & Database Developer

Self-Employed · Remote · 2015 – Present

Designed and deployed responsive websites and web apps for small businesses using using the Waterfall methodology.
Built and managed custom CMS/database using MySQL and SQLite for data-driven business solutions.
Developed backend systems with secure authentication, admin panels, and role-based access controls.
Hosted and maintained client projects on self-managed Linux servers (LAMP stack) with domain/email setup.
Provided ongoing site maintenance, security updates, and performance tuning for business-critical applications.

Senior IT Business Systems Analyst / After-Hours Lead

Marsh & McLennan Companies · Louisville, KY · July 2011 – March 2025

Lead after-hours operations for system support and incident response across enterprise infrastructure globally.
Handled L2/3 support for Linux, databases, and critical enterprise tools.
Drove SLA performance using ServiceNow and CASD platforms.
Mentored new hires and assisted with onboarding/training in troubleshooting best practices and ITSM workflows.

Satellite & Communications Systems Specialist

U.S. Armed Forces · Global · Apr 2001 – Apr 2011

Oversaw secure global comms networks, supporting real-time missions with zero margin for failure.
Maintained secret security clearance and ensured full compliance with DoD protocols.
Directed mobile setups for deployments and led communications teams in the field.