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Tom Blackburn Email & Phone Number

Information System Security Specialist - Identity Governance at Ascension
Location: Winfield, Illinois, United States 11 work roles 3 schools
1 work email found @ascension.org 3 phones found area 630 and 877 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 3 phones

Work email t****@ascension.org
Direct phone (630) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Information System Security Specialist - Identity Governance
Location
Winfield, Illinois, United States

Who is Tom Blackburn? Overview

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Quick answer

Tom Blackburn is listed as Information System Security Specialist - Identity Governance at Ascension, based in Winfield, Illinois, United States. AeroLeads shows a work email signal at ascension.org, phone signal with area code 630, 877, and a matched LinkedIn profile for Tom Blackburn.

Tom Blackburn previously worked as Information System Security Engineer (AMITA Health) at Ascension and Information System Security Engineer (Presence Health) at Ascension. Tom Blackburn holds Master Of Information Systems Management (Mism), Information Systems Management With Information Security Concentration from Keller Graduate School Of Management Of Devry University.

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Email format at Ascension

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{first}.{last}@ascension.org
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Profile bio

About Tom Blackburn

Creative and business-centric Information Security Program specialist with Application Development and Support background. Master of Information Systems Management (MISM) with 20 years experience in business process design, application development and support, project management and audit/governance.Business-level expertise and education in accounting/financial reporting processes. Industry background includes healthcare, telecommunications, conferencing & collaboration solutions, complex supply chain contracting and accounting, wholesale distribution, and resale marketing of third-party based services.Specialties: Identity and Access Management for large enterprisesIT Security Risk assessment of proposed projects, technology implementations and cloud computing vendorsIT Audit preparation, support and remediationProject Management and Business Process DesignAccounting and Financial Reporting supportApplication Design, Testing and Support

Current workplace

Tom Blackburn's current company

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Ascension
Ascension
Information System Security Specialist - Identity Governance
AeroLeads page
11 roles

Tom Blackburn work experience

A career timeline built from the work history available for this profile.

Information System Security Specialist - Identity Governance

Current

St. Louis, Mo, Us

Lead for enterprise-wide Identity Governance/Identity & Access management process and program initiatives, utilizing SailPoint IdentityIQ.Key resource supporting ongoing technical dissolution of the former AMITA Health joint venture, involving migration/separation of clinical and business applications, along with interim business continuity support for former joint venture associates requiring access to Ascension-owned and former partner technical resources.Key design and process architecture team member supporting efforts to simplify and enhance governance of systems access, issued to non-employee users via affiliations with managed service providers, private physician practices, medical/nursing schools, etc.

Apr 2022 - Present

Information System Security Engineer (Amita Health)

St. Louis, Mo, Us

Lead Identity Governance and Administration SME supporting hospital joint venture in the Chicago market, comprised of 12 acute care hospitals, one long-term acute hospital, ancillary sites and affiliated physician practice network.Key stakeholder in cross-organizational process redesign, to streamline provisioning and management overhead for users utilizing multiple applications sourced from and managed under both parent organizations' operational and governance structures.Responsible for development and operations of Courion Access Assurance Suite. Key project resource for integration of Peoplesoft-based HCM/payroll environments onto common platform, ensuring continuity of identity and Active Directory user statuses.Led development team, successfully performed IAM platform migration from Courion Access Assurance Suite to SailPoint Identity IQ.

Feb 2018 - Mar 2022

Information System Security Engineer (Presence Health)

St. Louis, Mo, Us

Subject matter expert on Identity & Access Management protocols and processes; business stakeholder on reorganizations/M&A activities. Liaison to internal and external audit teams responsible for HIPAA and financial controls compliance.Launched identity lifecycle-based access management platform utilizing Courion Access Assurance Suite, replacing manual service request ticketing process.Designed, developed and launched new business process for capturing live identities of system users not otherwise on company payroll, with enforced review process on defined timelines.Also responsible for production operations and troubleshooting of the following technologies and business process analysis supporting enterprise Information Security:- User Access provisioning and management - Courion (now Core Security) Access Assurance Suite- Application and Project Risk Assessment- Data Encryption and firewall governance- Network and Application Vulnerability Scanning - Nessus- Web Filtering policy administration and support- Cisco Web Security Appliance / Ironport

Feb 2013 - Feb 2018

Information System Security Engineer

Chicago, Illinois, Us

Former joint venture between Ascension and AdventHealth (Altamonte Springs, Fla.), supporting 13 hospital integrated care network in the Chicago market area.

Mar 2018 - Feb 2021

Information System Security Engineer

Chicago, Illinois, Us

Acquired by Ascension - Mar 2018. 11-hospital integrated care network, alongside long-term/senior care facility network in the Chicago and Central Illinois market areas.

Feb 2013 - Feb 2018

Application Security Engineer

Chicago, Il, Us

Lead application security analyst for large-scale ERP integration effort using Oracle R12. Coordinated security policy compliance across all phases of SDLC. Performed design, code and environment reviews, and provided guidance for efficient resolution of issues. Mentored development teams on secure coding best practices, OWASP Top 10 vulnerabilities, and common pitfalls during development. Coordinated reporting and project management of security status with test, PM and executive management.

Nov 2011 - Dec 2012

Application Security Engineer

Hanover, Md, Us

Contractor to Motorola Solutions, Schaumburg, IL. Nov 2011-Dec 2012

Nov 2011 - Dec 2012

Lead Systems Consultant, Business Analysis And Project Management

Basking Ridge, Nj, Us

Performed intake analysis and troubleshooting for new development initiatives covering 12 application platforms, supporting all aspects of the Conferencing business unit. • Coordinated scheduling, project estimating and director-level review of new initiatives• Supported lead Project Manager with resolution of milestone-impacting issues.• Primary liaison for security matters, including scan vulnerability resolution, user access reviews, and third-party PCI audits.• Negotiated planning and priority management with business sponsors and development managers.

Oct 2008 - Sep 2011

Lead Systems Consultant, Application Development

Basking Ridge, Nj, Us

Lead analyst for matrix Oracle-based client-server development team responsible for processing Conferencing services billing. Development team consisted of both domestic and Latin America-based developers.• Subject matter expert on post-billing accounting functions, including accounts receivable posting, credit card batch processing, and aggregation of accruals for revenue close.• Consulted with business sponsors on processes, including Marketing product pricing methodology, Finance reconciliation, and quality control processes.• Led process design and coding of teams of up to six developers, and coordinated activities with other system development teams.• Assisted business end-users in ensuring appropriate use cases and acceptance testing parameters.

Mar 1999 - Oct 2008

Billing Quality Assurance Manager

Usn Communications

Technical lead for Finance Billing organization of upstart telecommunications reseller. Responsible for reconciliation of incoming and outgoing data flows between suppliers, IT, and accounting systems/ledgers.• Ensured reconciliation of wholesale services purchased from telecom carriers to marketing product profiles and pricing contracts.• Worked closely with in-house IT staff to embed billing process controls into customer service and provisioning systems.• Developed rating algorithms for billing complex services such as Centrex and assisted outsourced data processing vendor with development and implementation.

Mar 1997 - Mar 1999

Pricing Contracts/Chargebacks Coordinator

Dublin, Oh, Us

Accounting specialist for wholesale pharmaceutical distribution business. Responsible for administration and settlement of contract terms negotiated directly between pharmaceutical manufacturers and hospital purchasing groups, pharmacy chains and other bulk purchasers where shipments were fulfilled at the distributor level.• Processed > 300 detailed vendor chargeback claims weekly for wholesaler cost reimbursement and servicing fees.• Maintained and reconciled accounts receivable and associated collections for outstanding claims.• Processed and settled payments, both in cash and in accounts payable credits towards future purchases.• Coordinated with customer service and sales teams to resolve discrepancies impacting end customers, including billing adjustments.

Mar 1992 - Mar 1997
3 education records

Tom Blackburn education

Master Of Information Systems Management (Mism), Information Systems Management With Information Security Concentration

Keller Graduate School Of Management Of Devry University

Ba, Business Information Systems

Depaul University

Aas, Accounting

Purdue University
FAQ

Frequently asked questions about Tom Blackburn

Quick answers generated from the profile data available on this page.

What company does Tom Blackburn work for?

Tom Blackburn works for Ascension.

What is Tom Blackburn's role at Ascension?

Tom Blackburn is listed as Information System Security Specialist - Identity Governance at Ascension.

What is Tom Blackburn's email address?

AeroLeads has found 1 work email signal at @ascension.org for Tom Blackburn at Ascension.

What is Tom Blackburn's phone number?

AeroLeads has found 3 phone signal(s) with area code 630, 877 for Tom Blackburn at Ascension.

Where is Tom Blackburn based?

Tom Blackburn is based in Winfield, Illinois, United States while working with Ascension.

What companies has Tom Blackburn worked for?

Tom Blackburn has worked for Ascension, Amita Health, Presence Health, Motorola Solutions, and Teksystems.

How can I contact Tom Blackburn?

You can use AeroLeads to view verified contact signals for Tom Blackburn at Ascension, including work email, phone, and LinkedIn data when available.

What schools did Tom Blackburn attend?

Tom Blackburn holds Master Of Information Systems Management (Mism), Information Systems Management With Information Security Concentration from Keller Graduate School Of Management Of Devry University.

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