Austin Ellis

System Admin | Mainframe Specialist | Network Engineer

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ABOUT ME

Passionate about mainframe systems and secure computing. I specialize in mainframe development, network design, network security, and providing technical solutions to satisfy client needs.

My expertise spans from IBM z/OS environments to modern web technologies, allowing me to bring a unique perspective to software development and system integration.

Enterprise COBOL JCL z/OS RACF DB2 Python Java Linux C Microsoft 365 Administration Active Directory TCP/IP DHCP DNS PowerShell Firewalls Cloud Services Wireless Networking
$ whoami
mainframe_dev
$ cat skills.txt
Loading expertise...
> Mainframe Systems
> System Architecture
> Cybersecurity
> Network Engineering
$ _

EXPERIENCE

Information Technology Intern

KLS Martin Group
November 2025 - Present
  • Responsible for migrating 200+ users over to multi factor authentication for security compliance
  • Developed and documented an imaging process through KACE for varying types of users
  • Onboard new hires and deployed user accounts through Entra ID
  • Managed and support VPN connections to external and on prem employees

Information Technology Support Specialist Intern

Computer Doctors
June 2022 - November 2025
  • Supported over 150 contracted customers through SLAs through remote / onsite service
  • Mitigated risk with real time analysis through endpoint security software
  • Consulted services and potential solutions to over 20 new clients varying in size
  • Maintained a 48-hour return time on in-store service maintaining excellent customer satisfaction
  • Redesigned numerous client's networks and tech systems to optimize efficiency and cost

Information Technology Intern

CSI Companies
May 2024 - Aug 2024
  • Created an improved efficiency plan in external user deployment with an estimated $1,000 saved per 10 users
  • Collaborated with finance and recruiting in developing a plan for purchasing proper amounts of Microsoft Licenses
  • Significantly increased progress towards SOC2 and Hi-Trust certification through cleanup of their asset database
  • Authored improved documentation regarding reimaging returned laptops from external and internal users
  • Handled user tickets sent in through Jira and documented solutions to new issues through Confluence
  • Implemented different group policies for external healthcare users on different projects and implemented special policies for unique users through Microsoft Intune

PROJECTS

Chicago Crime Data w/ Machine Learning

Utilized Python libraries (e.g., Pandas, NumPy, Matplotlib, Seaborn) to build regression and random forest models for evaluation of socioeconomic impacts on crime. Assessed regional crime probabilities, forecasted arrest rates, visualized findings, and generated predictive models for future trends including 2026 arrest rate projections.

Python IBM Z

Iterative and Concurrent Socket Server

Developed a multithreaded client-server system in Java using TCP sockets. The server processes system-level commands (e.g., uptime, memory usage, current users) and spawns threads to handle concurrent connections.

Java

Mortgage and Annuity Calculator Hosted on IBM Mainframe

Developed a COBOL program that calculates Annuity and Mortgage calculations from user input and output the calculated result handled through JCL instructions.

Enterprise COBOL JCL IBM Z

RESUME

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CERTIFICATIONS

Professional certifications and credentials that demonstrate my expertise in IT infrastructure, networking, and mainframe technologies.

CompTIA Network+

CompTIA
Issued 2024
NETWORKING

CompTIA A+

CompTIA
Issued 2024
IT FUNDAMENTALS

IBM All Star

IBM
Issued 2025
IBM RECOGNITION

IBM Z 101

IBM
Issued 2025
MAINFRAME

z/OS Mainframe Practitioner

IBM
Issued 2025
z/OS

COBOL Programming with VSCode

IBM
Issued 2025
COBOL

z/OS TCP/IP

IBM
Issued 2025
NETWORKING
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