Gregory Mortensen
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Gregory Mortensen Email & Phone Number

UNIX Guru and Firewall Wizard at IOmergent
Location: New York City Metropolitan Area, United States 10 work roles 1 school
1 work email found @infodesk.com 3 phones found area 914 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 3 phones

Work email g****@infodesk.com
Direct phone (914) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
UNIX Guru and Firewall Wizard
Location
New York City Metropolitan Area, United States

Who is Gregory Mortensen? Overview

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Quick answer

Gregory Mortensen is listed as UNIX Guru and Firewall Wizard at IOmergent, based in New York City Metropolitan Area, United States. AeroLeads shows a work email signal at infodesk.com, phone signal with area code 914, and a matched LinkedIn profile for Gregory Mortensen.

Gregory Mortensen previously worked as Chief Information Officer at Infodesk and Principal Data Scientist, Product R&D at Bishop Fox. Gregory Mortensen studied at Bunnell High School.

Company email context

Email format at IOmergent

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gmortensen@infodesk.com
76% confidence

AeroLeads found 1 current-domain work email signal for Gregory Mortensen. Compare company email patterns before reaching out.

Profile bio

About Gregory Mortensen

For about 30 years, I've been a UNIX guru and firewall wizard, building world class data centers by day and defending against the ubiquitous twelve year old hacker from the Netherlands by night.I hit the ground running and know how to achieve immediate, quantifiable results throughout all phases of a project: I can design it, build it, and run it. I get $#!@ done that makes a difference.

Listed skills include Information Security, System Architecture, Big Data Analytics, Machine Learning, and 3 others.

Current workplace

Gregory Mortensen's current company

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IOmergent
Iomergent
UNIX Guru and Firewall Wizard
AeroLeads page
10 roles

Gregory Mortensen work experience

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

Unix Guru And Firewall Wizard

Current

Washington Dc-Baltimore Area

• Great. Now What? Turning security findings into remediations at scale.

May 2022 - Present

Chief Information Officer

New York City Metropolitan Area

• Clean up the Room Before the Maid Gets Here: Establish InfoDesk's security, privacy and compliance program, mapping its implementation to NIST 800-53 security controls.• Managing Data in Motion: Lead Applied R&D in developing innovative techniques to help our clients extract meaningful insights.

Sep 2020 - Apr 2022

Principal Data Scientist, Product R&D

Atlanta Metropolitan Area

• Snake Charmer, Data Wrangler: Python and Pandas and ML, oh my! Continuously mine massive amounts of attack surface data, and prioritize the most impactful issues.• PoC || GTFO: I invent stuff, and sometimes things.

Nov 2019 - Sep 2020

Lead Architect, Global Security And Risk

New York City Metropolitan Area

• On the Internet of Things, No One Knows That You're a Fridge: Appointed to serve on NSTAC ICR, the President's National Security Telecommunications Advisory Committee Subcommittee on Internet and Communications Resilience, to make recommendations on botnet defense.• Predict - Hunt - Defend - Automate: Develop machine learning models, mapping network, endpoint and user activity to real world observations of adversary tactics and techniques, to uncover malicious activity and protect the enterprise.

Apr 2016 - Oct 2019

Lead Architect And Director Of Operations

New York City Metropolitan Area

• Stabilize InfoDesk's legacy information management and data delivery stack – the news backbone of the U.S. Government - and design the next-generation, virtualized version of the platform, incorporating an instantaneous, point in time recovery backend.• Conduct comprehensive "soup to nuts" security audits of the existing infrastructure. Develop and institute controls, consisting of: ◦ Division of users' roles and responsibilities ◦ Unified logins – “one identity throughout the enterprise” – with SSO ◦ Distinct off-shore, development, QA and production environments, and procedures to move code and data between them

Jan 2012 - Sep 2015

Lead Architect And Data Center Manager

New York City Metropolitan Area

• Commission and execute Rail Europe's two-phase data center project involving both short-term local remediation and long-term relocation, moving from an antiquated environment to a robust and secure offsite location.• Design, plan and implement the en masse architecture migration from Sun SPARC to Sun CoolThreads servers, and from physical machines to LDOMs, resulting in a significant decrease in power usage and heat generation.

Jun 2006 - Jan 2012

Unix Guru And Firewall Wizard

Advanced Development Work

New York City Metropolitan Area

• Develop an OpenBSD-based embedded firewall device as an alternative to Cisco and Checkpoint appliances, offering hardware-accelerated cryptography, fault-tolerant stateful packet filtering, packet prioritization, and an integrated T1/E1 CSU/DSU.• Provide UNIX think-tank services for EMIEN, a privatized Yale University research project studying data distribution and service delivery techniques, and Rail Europe, a fully automated European rail reservation system.

Apr 2003 - Nov 2006

Senior Unix Engineer

New York City Metropolitan Area

• One-stop shop for UNIX and UNIX-related requests. Hardware alterations and custom coding with a penchant for being "secure by default."• Increase security, reliability and performance by migrating to qmail and djbdns, negating the never-ending discoveries of remote execution vulnerabilities in Sendmail and BIND.

Jun 1998 - Apr 2004

Supervisor, Unix Hardware And Communications

New York City Metropolitan Area

• Write C because I have to. Write Perl because I love to. Port and transition the company's business-to-business network from MIPS RISC/os to x86 Linux. • Modify the historically unsecure Sendmail daemon to run as a non-privileged user, stand-alone, in a chrooted environment, neutralizing the fourteen security holes that were discovered between 1996 and 1997.

Jun 1995 - Jun 1998

Mainframe Operator

New York City Metropolitan Area

• Fortunate to witness the demise of Big Iron (with its attendant punch cards, 9 track tapes, and paper tape boot loaders) and the commercial success of UNIX System V Release 4.

Jan 1991 - Jun 1995
1 education record

Gregory Mortensen education

FAQ

Frequently asked questions about Gregory Mortensen

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

What company does Gregory Mortensen work for?

Gregory Mortensen works for IOmergent.

What is Gregory Mortensen's role at IOmergent?

Gregory Mortensen is listed as UNIX Guru and Firewall Wizard at IOmergent.

What is Gregory Mortensen's email address?

AeroLeads has found 1 work email signal at @infodesk.com for Gregory Mortensen at IOmergent.

What is Gregory Mortensen's phone number?

AeroLeads has found 3 phone signal(s) with area code 914 for Gregory Mortensen at IOmergent.

Where is Gregory Mortensen based?

Gregory Mortensen is based in New York City Metropolitan Area, United States while working with IOmergent.

What companies has Gregory Mortensen worked for?

Gregory Mortensen has worked for Iomergent, Infodesk, Bishop Fox, Dun & Bradstreet, and Rail Europe.

How can I contact Gregory Mortensen?

You can use AeroLeads to view verified contact signals for Gregory Mortensen at IOmergent, including work email, phone, and LinkedIn data when available.

What schools did Gregory Mortensen attend?

Gregory Mortensen studied at Bunnell High School.

What skills is Gregory Mortensen known for?

Gregory Mortensen is listed with skills including Information Security, System Architecture, Big Data Analytics, Machine Learning, Unix, Virtualization, and Splunk.

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