AeroLeads people directory · profile

Judith Marcus Email & Phone Number

Level 3 Proofpoint Engineer & DMARC SME at Danaher Corporation
Location: Quincy, Massachusetts, United States 10 work roles 2 schools
1 work email found @danaher.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email j****@danaher.com
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Level 3 Proofpoint Engineer & DMARC SME
Location
Quincy, Massachusetts, United States

Who is Judith Marcus? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Judith Marcus is listed as Level 3 Proofpoint Engineer & DMARC SME at Danaher Corporation, based in Quincy, Massachusetts, United States. AeroLeads shows a work email signal at danaher.com and a matched LinkedIn profile for Judith Marcus.

Judith Marcus previously worked as Email Security Architect at Danaher Corporation and Email Cybersecurity Engineer at Travelers. Judith Marcus holds Office 365 Administration from Global Knowledge Us.

Company email context

Email format at Danaher Corporation

This section adds company-level context without repeating Judith Marcus's masked contact details.

{first_initial}{last}@danaher.com
76% confidence

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

Profile bio

About Judith Marcus

Experienced Email Security Engineer , SME in DMARC, email security and Proofpoint.

Listed skills include Firewalls, Windows Server, Sharepoint, Cisco Technologies, and 39 others.

Current workplace

Judith Marcus's current company

Company context helps verify the profile and gives searchers a useful next step.

Danaher Corporation
Danaher Corporation
Level 3 Proofpoint Engineer & DMARC SME
AeroLeads page
10 roles · 28 years

Judith Marcus work experience

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

Email Security Architect

Current

Washington, District Of Columbia, US

  • Provided leadership in the area of Email Security software (Proofpoint), systems, and infrastructure to an ecosystem of globally diverse science and technology operating companies. Also provided secondary operations.
  • Subject matter expert for email and associated technologies with an emphasis on DMARC, DKIM and SPF alignment.
  • Worked with threat remediation area in the selection of software, its installation, and ongoing operation
  • Create email policies and procedures for corporate and all operating company environments
  • Establish and document operational procedures for email and other security domains
  • Ensured measurable availability and health of information security technologies and processes
Feb 2021 - Present

Email Cybersecurity Engineer

New York, NY, US

  • Collaborate with other Cybersecurity professionals as well as otherInformation technology and business professionals, to create and maintain innovative Cybersecuritycontrols that protect the company, it’s computing.
  • Participate in the development and implementation of the company strategies and detailed roadmapsrelated to email security
  • Supports existing email security controls from a platform as well as rule/configuration perspective
  • Advise the business on problems and issues related to email security
  • Environmental scans for new email security technologies. Evaluation of those technologies
  • Drive project roll-out and installation of new email security technology both on-premise and in theCloud
Dec 2019 - Feb 2021

Email Security Engineer

US

Work with merger and acquisition staff and internal Email Security Engineers to integrate M&A SMTP Services with the corporate environment. Responsibilities:Monitor/Configure mail gateways on behalf of acquired entities.Resolve mail routing issues on behalf of Acquired Entities.Configure SPF/DKIM/DMARC on behalf of Acquired Entity.Work with other mail team.

Jun 2018 - Mar 2019

Email Security Specialist

Cm Access
  • Specializing in messaging and perimeter devices, operating independently on IronPort migrations in particular.Selected Contributions:
  • Subject matter expert on IronPort
  • Specialize in email messaging services in mixed environments using cloud and data center systems, with both Microsoft Exchange and Lotus Notes. O365 implementation.
Dec 2017 - Jun 2018

Email Security Consultant

Seaview Consulting
  • Lead consultant working with companies in improving network upgrades, primarily related to wireless and hard wired systems, desktop support, printer support, software updates, and security systems with a software.
  • Initiated cost savings strategies for companies, that included website development and maintenance.
  • Specialize in email messaging services for mid to large business enterprises. O365, Exchange, Windows Server, and Active Directory.
Nov 2013 - Oct 2017

Operational Engineer

Ing

Amsterdam Zuidoost, NL

Personally recruited as a key member of the messaging team to manage company's 3500 box mail system, operating on a 24/7 schedule independently, collaborating with stakeholders on cost reduction strategies, mailbox migration, and the integration of both mail systems into a 25000 box Exchange 2010 system. Selected Contributions:Architected, implemented, and.

Jan 2008 - Dec 2013

It Manager

Brockton, MA, US

  • Held responsibility for the functionality and operational excellence of the entire network, and all desktops, including budget management, new user accounts, asset management, and the development of policies and.
  • Successfully oversaw upgrades of Cisco routers, and increased backbone to a gigabit network.
  • Led two large and successful software upgrades, while keeping all desktop systems optimally functioning.
  • Directed all network systems for two locations, consisting of 18 servers in Brockton, and two servers in Mexico, with private IP connections between locations.
  • Certified security, phone, and Blackberry's operated with no down time.
  • Managed over 150 network desktops, to include builds and software distribution.
Dec 2004 - Mar 2008

Senior System Analyst

Washington, DC, US

Responsible for third level desktop support and networking infrastructure. Was responsible for building base images for desktops, which were then deployed to all 13 banks across the country. Responsible for managing a Novell Zenworks environment.

Oct 2002 - Jun 2004

Support Specialist

Scudder Kemper Investments
2000 - 2002 ~2 yrs

Network Engineer

Scudder Kemper Investments
1998 - 2000 ~2 yrs
Team & coworkers

Colleagues at Danaher Corporation

Other employees you can reach at selectbiosciences.com. View company contacts →

2 education records

Judith Marcus education

Office 365 Administration

Global Knowledge Us

Mcse, Microsoft Networking

Clark University
FAQ

Frequently asked questions about Judith Marcus

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

What company does Judith Marcus work for?

Judith Marcus works for Danaher Corporation.

What is Judith Marcus's role at Danaher Corporation?

Judith Marcus is listed as Level 3 Proofpoint Engineer & DMARC SME at Danaher Corporation.

What is Judith Marcus's email address?

AeroLeads has found 1 work email signal at @danaher.com for Judith Marcus at Danaher Corporation.

Where is Judith Marcus based?

Judith Marcus is based in Quincy, Massachusetts, United States while working with Danaher Corporation.

What companies has Judith Marcus worked for?

Judith Marcus has worked for Danaher Corporation, Travelers, Unitedhealth Group, Cm Access, and Seaview Consulting.

Who are Judith Marcus's colleagues at Danaher Corporation?

Judith Marcus's colleagues at Danaher Corporation include Josephine (Migash) Massey, Cpa, Thomas Hill, Matt Abrahamson, Alexandra N. Santillan, and Elliot O'Glasser.

How can I contact Judith Marcus?

You can use AeroLeads to view verified contact signals for Judith Marcus at Danaher Corporation, including work email, phone, and LinkedIn data when available.

What schools did Judith Marcus attend?

Judith Marcus holds Office 365 Administration from Global Knowledge Us.

What skills is Judith Marcus known for?

Judith Marcus is listed with skills including Firewalls, Windows Server, Sharepoint, Cisco Technologies, Citrix, Active Directory, Data Center, and Infrastructure.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.