Marko Evans
Clayton,NC
Summary
Results-driven IT, zNetwork, and operations professional with 15+ years of leadership and technical experience spanning enterprise mainframe networking and large-scale distribution fulfillment environments. Proven expertise as a zNetwork Subject Matter Expert (SME) and Network Traffic Analyst supporting z/OS TCP/IP and distributed networks through advanced troubleshooting, incident response, and performance optimization. Brings deep hands-on fulfillment and operations leadership experience, driving high-volume shipping, process standardization, and productivity improvements in fast-paced distribution environments. Known for bridging technical and operational teams to deliver reliability, efficiency, and continuous improvement.
Overview
37
37
years of professional experience
1
1
Certification
Work History
zNetwork SME
IBM Corporation
01.2022 - Current
- Served as a Subject Matter Expert (SME) for zNetwork environments, supporting analysis, troubleshooting, and performance optimization.
- Implemented and supported AT-TLS 1.3 policies, TCPIP and OMPROUTE configurations, firewall monitoring, and RSCS connectivity.
- Provided expert-level guidance for complex, high-severity incidents impacting critical business systems.
- Collaborated with engineering, operations, and application teams to resolve network issues and prevent recurrence.
- Ensured network reliability and uptime for business-critical systems supporting downstream fulfillment and distribution operations, minimizing operational disruptions and SLA impact.
- Documented standards, findings, and best practices to support operational consistency and knowledge sharing.
Network Traffic Analyst
IBM Corporation
06.2015 - 01.2022
- Provided enterprise-level network traffic analysis, problem determination, and problem isolation for complex distributed and mainframe-connected environments.
- Performed deep packet capture and protocol analysis (Wireshark) to identify latency, packet loss, routing issues, and application-to-network interaction problems.
- Supported high-severity (P1/P2) incidents, delivering timely root-cause analysis to restore service and meet strict SLAs.
- Analyzed TCP/IP flows across multi-tier architectures, collaborating with application, systems, firewall, and network engineering teams.
- Identified recurring network patterns and risks, contributing to proactive performance tuning and incident prevention.
- Produced clear technical documentation, summaries, and recommendations for stakeholders and leadership.
- Served as a trusted escalation point for complex traffic-related issues impacting business-critical systems.
Fulfillment / Shipping / RMA Supervisor
ModusLink
03.1996 - 09.2012
- Led high-volume fulfillment, shipping, and RMA operations supporting 15,000–17,000 orders per day at peak capacity.
- Supervised and trained teams of 25–40 associates across multiple shifts in fast-paced distribution environments.
- Managed conveyor-based systems with 40+ shipping stations, including international shipping operations.
- Partnered with IT teams to deploy, maintain, and network computer equipment within the distribution environment.
- Improved order accuracy to 99.8%+ through process standardization, training, and quality controls.
- Supported strict shipping SLAs, consistently meeting same-day and next-day fulfillment targets.
- Collaborated with Microsoft Vista Project leadership to increase throughput from ~3,500 to 15,000–17,000 orders per day.
- Drove continuous improvement initiatives contributing to a sustained 20% annual productivity increase.
Cannon Crewmember (13B10)
United States Army
09.1988 - 07.1990
- Supported artillery operations during initial active-duty service and Desert Storm mobilization.
- Demonstrated discipline, teamwork, and adherence to mission-critical procedures under pressure.
Education
Associate of Science - Computer Information Technology
Wake Technical Community College
Raleigh, NC01.2015
Associate of Applied Science - IT Security & Networking
Wake Technical Community College
Raleigh, NC01.2014
Skills
- Mainframe & Networking
- Z/OS TCP/IP, AT-TLS 13, OMPROUTE, VTAM fundamentals
- Mainframe networking (OSA concepts, RSCS connectivity)
- Network traffic analysis and packet capture (Wireshark)
- Firewall monitoring, flow validation, and incident escalation
- Enterprise incident response, troubleshooting, and problem isolation
- Distribution & Operations Leadership
- High-volume fulfillment and shipping operations
- Warehouse Management Systems (WMS) and ERP alignment
- Inventory control, RMA, and reverse logistics
- Conveyor-based distribution systems
- Labor planning, team leadership, and SLA management
- Process documentation, standardization, and continuous improvement
Certification
- TCP/IP on z/OS Essentials – Level 1 — IBM Systems Foundational (Digital Badge) Credential: https://www.credly.com/earner/earned/badge/e9798b09-1561-4a68-98d1-71eb68e0ee37
- Networking on z/OS – Foundations — IBM Systems Foundational (Digital Badge) Credential: https://www.credly.com/earner/earned/badge/415e86b2-c0fd-4b5c-870f-e01fe3ce03a6
- Introduction to z/OS Commands and Panels on IBM Z — IBM Systems Intermediate (Digital Badge) Credential: https://www.credly.com/earner/earned/badge/8d521277-00d1-4bbd-a284-650a0c38d857
- IBM Introduction to IBM z/OS — IBM Systems Foundational (Digital Badge) Credential: https://www.credly.com/earner/earned/badge/d520a527-88b3-4689-9d64-5d038951b5ec
- ZNetwork Skills (Snapshot)
- Z/OS TCP/IP stack fundamentals, connectivity, routing, and flow concepts
- VTAM basics, session management concepts, and connectivity troubleshooting
- OSA concepts and mainframe network interface fundamentals
- AT-TLS 1.3 policy implementation and rule management
- TCPIP and OMPROUTE configuration and maintenance
- Firewall monitoring and traffic flow validation
- RSCS connection management and troubleshooting
- Packet capture analysis (Wireshark) and traffic flow interpretation
- Network incident troubleshooting, escalation support, and performance analysis
- Cross-platform collaboration between application, systems, and network teams
- Distribution & Fulfillment Operations (Snapshot)
- High-volume fulfillment, shipping, and RMA operations leadership
- Conveyor-based distribution systems (40+ shipping stations, domestic & international)
- Warehouse Management Systems (WMS) and ERP process alignment
- Order picking, packing, labeling, and shipping workflow optimization
- Inventory control, cycle counting, and materials accountability
- RMA processing, reverse logistics, and exception handling
- Process development, documentation, and global standardization
- Labor planning, team supervision, and cross-shift coordination
- Productivity, quality, safety, and efficiency improvements in fast-paced environments
Timeline
zNetwork SME
IBM Corporation
01.2022 - Current
Network Traffic Analyst
IBM Corporation
06.2015 - 01.2022
Fulfillment / Shipping / RMA Supervisor
ModusLink
03.1996 - 09.2012
Cannon Crewmember (13B10)
United States Army
09.1988 - 07.1990
Associate of Applied Science - IT Security & Networking
Wake Technical Community College
Associate of Science - Computer Information Technology
Wake Technical Community College
ADDITIONAL STRENGTHS
- Energetic self-starter with strong attention to detail
- Proven ability to work independently or in team environments
- Customer-focused with a continuous improvement mindset
- Excellent organizational and interpersonal skills