Resume

James Oryszczyn

Director of Security & Network Services
Milwaukee, WI · tel:+14143032182 · james@tbjconsulting.com · LinkedIn

Professional Summary

Seasoned IT leader with 26+ years of experience in cybersecurity, network services, and enterprise infrastructure. Proven track record in developing and executing cybersecurity programs, leading high‑performing teams, and driving strategic security initiatives in complex environments. Recognized for building strong stakeholder relationships, delivering innovative solutions, and fostering collaborative teams. Certified across multiple security disciplines and dedicated to continuous learning and knowledge sharing through industry blogs.

Core Competencies

  • Cybersecurity Leadership & Strategy
  • Cloud Security & Zero Trust Architecture
  • Incident Response & Risk Management
  • Microsoft Active Directory & Office 365
  • Stakeholder Management & Customer Success
  • Security Audits, Policy, & Compliance
  • Solution Architecture & Pre‑Sales Support
  • Disaster Recovery & Business Continuity
  • Team Leadership & Mentorship
  • Security Frameworks: NIST, ISO 27001, CIS Controls

Professional Experience

Director of Security & Network Services

Quarles & Brady LLP — Milwaukee, WI
Aug 2015 – Present

  • Lead a cross‑functional team of 31 professionals, overseeing network, security, application, and local support teams to ensure seamless IT operations.
  • Spearheaded the implementation of Illumio Zero Trust, significantly enhancing security controls and reducing attack surfaces across the firm’s server environment.
  • Orchestrated a zero‑downtime, 30‑day data center migration leveraging Pure Storage ActiveCluster for synchronous replication, pre‑staged circuit cutovers, and phased application moves—completed without business disruption; published a brief case study.
  • Automated patch management for servers and workstations, achieving a ~90% automation rate and substantially reducing vulnerability risks.
  • Managed a $2M capital and $15M expense budget, optimizing financial resources and delivering cost‑saving initiatives.
  • Developed and updated IT security policies aligned with client requirements and industry best practices, strengthening compliance and data security.
  • Collaborated with firm leadership and external consultants to develop and test the Incident Response Plan and Disaster Recovery Plan annually.
  • Directed the firm’s migrations from Microsoft Exchange 2016 to Exchange Online/Office 365 and from Cisco Communication Manager to Microsoft Teams Voice, modernizing communication platforms.
  • Partnered with security engineers to deploy Microsoft Sentinel, enhancing threat detection and response capabilities.
  • Led over 12 office relocations, coordinating communication circuit moves, equipment logistics, and technology build‑outs.
  • Completed over 200 IT security audits to meet rigorous client requirements.
  • Implemented CIS‑ and NIST‑aligned policies to secure Active Directory, Windows servers, and endpoints, achieving strong compliance postures.
  • Architected and designed Microsoft Purview to replace Digital Guardian DLP software.
  • Led two projects to move data centers from on‑premises to co‑location facilities with minimal downtime.
  • Replaced the firm’s MDR provider with an industry‑leading solution, enhancing threat detection and response capabilities.
  • Led the project to migrate all SAML SSO applications from ADFS to Entra ID, streamlining authentication and improving security.
  • Secured the Microsoft Azure/Entra ID/Office 365 tenant with Defender for Cloud, Conditional Access rules, and Microsoft Defender XDR, enhancing the overall security posture.
  • Led the project to replace the existing antivirus solution with Microsoft Defender XDR, enhancing endpoint protection and threat detection.
  • Implemented Microsoft Defender for Vulnerability Management to improve vulnerability management and align with CIS and NIST hardening guidelines.

Consulting Engineer / President

TBJ Consulting LLC — Eagle, WI
Jul 2011 – Aug 2015

  • Founded and grew a successful IT consulting business from 3 to 30 clients in four years, delivering high‑value cybersecurity, network infrastructure, and Microsoft solutions.
  • Partnered with top vendors such as Palo Alto Networks, Fortinet, and Nimble Storage to design and implement advanced network architectures.
  • Led VMware environment deployments and upgrades, ensuring high availability and scalability for clients.
  • Enhanced network reliability and cost efficiency by replacing legacy Cisco and HP switching environments with Juniper Networks solutions.
  • Designed and implemented comprehensive backup and disaster recovery systems using Unitrends.
  • Managed client migrations to upgraded Microsoft Exchange and Active Directory environments, improving productivity and security.

Founder / Lead Security Engineer

JSO Technology LLC — Milwaukee, WI
Jan 2002 – Jul 2011

  • Implemented ConnectWise PSA to enhance business operations, project management, and client support.
  • Partnered with industry leaders (LeftHand Networks, Nimble Storage, Check Point Software, Juniper Networks, Ruckus Wireless, Fortinet) to deliver integrated security and infrastructure solutions.
  • Designed and implemented network and security solutions for diverse client environments.
  • Architected JSO Technology’s managed firewall service, supporting 15 clients at the time of sale.
  • Served as Lead Security Engineer/Consultant, assisting clients with firewall implementations, security architecture, and Active Directory best practices.
  • Developed and implemented a managed services offering, generating ~$50,000/month in recurring revenue.
  • Directed sales and technical operations, leading a team of 10 staff.
  • Awarded the MMAC Future 50 Business Award (2011), recognizing significant business growth.
  • Achieved ~30% year‑over‑year revenue growth for three consecutive years prior to the sale.
  • Founded and grew the company from $200 to $3.2M in revenue, building a team of 10 professionals.

Certifications

  • Certified Information Systems Security Professional (CISSP)
  • Certified Information Security Manager (CISM)
  • Certified Ethical Hacker (CEH)
  • Certified Data Privacy Solutions Engineer (CDPSE)
  • Certified in Risk and Information Systems Control (CRISC)
  • Certified Cloud Security Professional (CCSP) — Issued Nov 2024 · Expires Nov 2027
  • SANS GSNA — Expired; Issued Sep 2007 – Sep 2011
  • SANS GCWN Gold — Expired; Issued Mar 2001 – Mar 2009

Education

Bachelor of Science, Cybersecurity & Information Assurance
Western Governors University — Issued Mar 2025

Associate of Applied Science
DeVry Institute of Technology — Addison, IL — Jun 1996

Additional Information

  • Author of cybersecurity blog articles offering solutions to common IT challenges.
  • Active participant in the IT community, sharing knowledge and contributing to industry best practices.