Principal Cybersecurity Architect
Current
Apr 2024 - Present
AeroLeads people directory · profile
John Ruff Email & Phone Number
Principal - Cybersecurity Architect at LevelBlue
at
LevelBlue
2 work emails found
@att.com
7 phones found area 919 and 336
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal - Cybersecurity Architect at LevelBlue
Location
Wake Forest, North Carolina, United States
Who is John Ruff? Overview
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Quick answer
John Ruff is listed as Principal - Cybersecurity Architect at LevelBlue at LevelBlue, based in Wake Forest, North Carolina, United States. AeroLeads shows a work email signal at att.com, phone signal with area code 919, 336, and a matched LinkedIn profile for John Ruff.
John Ruff previously worked as Principal Cybersecurity Architect at Levelblue and Principal Security Architect - AT&T Cybersecurity at At&T. John Ruff studied at North Carolina State University.
Company email context
Email format at LevelBlue
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{first}.{last}@att.com
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AeroLeads found 2 current-domain work email signals for John Ruff. Compare company email patterns before reaching out.
Profile bio
About John Ruff
Technical Certifications:- MCSE (NT4); acquired in 2000 - CCNA; acquired in 2001 - CCSA; acquired in 2001 - NNCSS; acquired in 2002 - JNCIA-FWV; acquired in 2009- JNCIA-JUNOS; acquired in 2010 - Palo Alto ACE; acquired 2016- Palo Alto PRISMA SD-WAN Consultant; acquired 2025Technical Training:- NetBrain (all currently available online classes as of May 2014)- Palot Alto (PAN-OS 7.0) - 2016- Fortinet NSE4 - 2018
Listed skills include Cisco Technologies, Wan, Checkpoint, Networking, and 24 others.
Current workplace
John Ruff's current company
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7 roles
John Ruff work experience
A career timeline built from the work history available for this profile.
Principal Security Architect - At&T Cybersecurity
CurrentArchitecture and Design of Complex Cybersecurity Solutions for Business Customers
Nov 2019 - Present
Senior - Technology Security
Apr 2018 - Nov 2019
Technical Architect
- 2008.02 -...
- Teir 3 Network Engineer involved in design, implementation and support of firewall/vpninfrstructures for managed customer accounts.
- Technical Team Lead providing an escalation path for technical problems and issue. Con-duct technical training sessions for new technologies and vendor hardware. Write technicaldocumentation for both implementation.
- Provide custom solutions for customers based unique business requirements, cost, growth andscalability.
- Ensure solutions meet the requirements of various regulatory bodies (PCI, FDA, SOX, SAS70, HIPAA).
- Participate in and provide information for both internal and external audits (PCI, SAS 70,SOX, etc).
Feb 2008 - Apr 2018
Network Security Engineer
Ibm Co
- Teir 3 Network Engineer involved in implementation and support of firewall/vpn infras-tructures for managed customer accounts.
- Fulfill implementation requirements for customer projects including device buildout, documen-tation and diagrams.
- Provide training for new vendor technologies and customer accounts including boarding doc-umentation.
- Participate in and provide information for both internal and external audits (SAS 70, etc).
Sep 2003 - Jan 2008
Network Engineer
Abb Inc
- Responsible for LAN and WAN infrastructure for one central andapproximately 24 remote sites. Established IDS infrastructure for Internet and DMZ environ-ments. Established Web Proxy infrastructure using Microsoft ISA..
- JNCIA-JunOS - Juniper Networks Certified Internet Associate - JunOS2009.02
- JNCIA-FWV - Juniper Networks Certified Internet Associate - Firewall/VPNHurricane Electric2008.12
- IPv6 Sage - IPv6 Certification (Sage status) by HE.net (online)Checkpoint2002.10
- CCSA - Checkpoint Certified Systems AdministratorCisco2001.11
- CCNA - Cisco Certified Network AssociateNortel Networks2001.02
Jan 2000 - Sep 2003
Systems Engineer
Abb Inc
Responsible for both Windows and Unix system environments. Handleddata backup and off-site storage using various tools (Backup Exec, tar, and later Tivoli TSM).Managed Windows NT4 domain and Unix NFS infrastructure which included the followingsystems (AIX, DEC, Solaris, HP-UX).
Jan 1998 - Jan 2000
1 education record
John Ruff education
FAQ
Frequently asked questions about John Ruff
Quick answers generated from the profile data available on this page.
What company does John Ruff work for?
John Ruff works for LevelBlue.
What is John Ruff's role at LevelBlue?
John Ruff is listed as Principal - Cybersecurity Architect at LevelBlue at LevelBlue.
What is John Ruff's email address?
AeroLeads has found 2 work email signals at @att.com for John Ruff at LevelBlue.
What is John Ruff's phone number?
AeroLeads has found 7 phone signal(s) with area code 919, 336 for John Ruff at LevelBlue.
Where is John Ruff based?
John Ruff is based in Wake Forest, North Carolina, United States while working with LevelBlue.
What companies has John Ruff worked for?
John Ruff has worked for Levelblue, At&T, Ibm Co, and Abb Inc.
How can I contact John Ruff?
You can use AeroLeads to view verified contact signals for John Ruff at LevelBlue, including work email, phone, and LinkedIn data when available.
What schools did John Ruff attend?
John Ruff studied at North Carolina State University.
What skills is John Ruff known for?
John Ruff is listed with skills including Cisco Technologies, Wan, Checkpoint, Networking, Ccna, Dhcp, Juniper, and Unix.
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