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Mark Porter Email & Phone Number

Senior Security Engineer at Expel
Location: Washington, District of Columbia, United States 9 work roles 1 school
1 work email found @expel.io LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Work email m****@expel.io
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Current company
Role
Senior Security Engineer
Location
Washington, District of Columbia, United States
Company size

Who is Mark Porter? Overview

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Quick answer

Mark Porter is listed as Senior Security Engineer at Expel, a with 504 employees, based in Washington, District of Columbia, United States. AeroLeads shows a work email signal at expel.io and a matched LinkedIn profile for Mark Porter.

Mark Porter previously worked as Security Engineer at Expel and Endpoint Security Engineer at Expel. Mark Porter holds Bachelor Of Science (B.S.), Major In Business Informatics, Minor In Business Administration from Northern Kentucky University.

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Email format at Expel

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{first}.{last}@expel.io
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Profile bio

About Mark Porter

Achievement-oriented professional with extensive experience in Information Technology, Security Engineering, and Project Management. Proven track record of managing complex projects while supporting an organization’s overall success. Consistently identifies opportunities for advancing business objectives while implementing strategies for process improvement. Value-centric leader who thrives in fast-paced environments delivering forward-thinking, innovation, and professionalism.

Listed skills include Troubleshooting, Networking, Windows 7, Technical Support, and 36 others.

Current workplace

Mark Porter's current company

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Expel
Expel
Senior Security Engineer
Washington, DC, US
Website
Employees
504
AeroLeads page
9 roles

Mark Porter work experience

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

Senior Security Engineer

Washington, Dc, Us

Security Engineer

Current

Washington D.C. Metro Area

Aug 2023 - Present

Endpoint Security Engineer

Washington D.C. Metro Area

Feb 2023 - Aug 2023

Endpoint Engineer

Washington D.C. Metro Area

•Responsible for managing and maintaining Expel endpoint management systems (macOS, Windows, iOS) and the applications and services that protect our endpoints•Guaranteed that we maintained a high-quality and low-friction experience for our people•Created automated application deployment policies for macOS and Windows-based systems•Verified that our endpoint solutions were tuned based on continuous feedback from both the engineering team, and our people•Created and managed policies, procedures and baselines in support of having a consistent and scalable software and hardware environment•Managed and supported security technologies such as EDR•Routinely audited endpoint security controls, guaranteeing effectiveness and availability•Provided support for escalated IT requests related to our endpoints and associated technology•Routinely adjusted and configured applications and services based on end-user feedback as related to usability and functionalityKey Contributions•Cisco WebEx to Zoom Phone Migration — Transitioned phone system from WebEx to our existing Zoom environment for better usability and cost reduction•Remote Support Tool Deployment — Provides connectivity to devices at HQ•Facility Management Software Deployment - Allows employees to book desks at HQ and navigate the office using kiosks•EX Training Deployment - Training ties into our existing onboarding workflows and ensures that everyone has access to the correct training when they need it•macOS Catalina, Big Sur, Monterey & Ventura Deployments - Ensured all macOS devices were running Apple's latest OS•Domo BI Deployment - Provided access to our data in easy to read dashboards•Staging environment for key SaaS apps - Expanded testing functionality for IT, Security and D&R teams.•Managed Chrome Browser Deployment - Provided easier management and allowed for more visibility into devices for IT and Security teams•macOS Patching Solution - Streamlined updating of key applications on our devices

Jan 2020 - Feb 2023

Systems Administrator

Washington D.C. Metro Area

•Primarily responsible for administration of Expel’s SaaS apps, which included managing our identity platform, productivity and collaboration tools, endpoint technology and other solutions across the entire organization•Ensured that we’re providing stable services to our staff by keeping configurations and software current and in-line with internal policy and procedures•Performed routine audits of key IT and Engineering infrastructure to guarantee we’re compliant with SOC 2 Type II standards and internal documentation•Created and routinely updated internally and employee-facing documentation and standard operating procedures•Maintained exceptional IT support and service quality for our peopleKey Contributions •Migration from existing JIRA Service Management Platform to Zendesk — Allowed for us to transition to the same ticket management solution used by other departments while retaining historical data•macOS Catalina Deployment — Ensured all macOS devices were running Apple's latest OS•IT Systems and User Auditing — Developed a consistent systems/user audit process through Zendesk for account audit review and managed system review for endpoints•New Hire Welcome Kits — Custom packaging and the right technology for the job provides a positive experience for new hires. Documentation guaranteed that set-up was straightforward and simple•Employee Badges — Working with the Facilities team on hardware and software selection as well as badge design, this provided all employees with an easy and secure way to enter our office•Ticket Closure and NPS Surveys for IT Feedback — Program is used to gauge employee satisfaction with surveys tied to support ticket closures, new hire onboarding, as well as internal NPS-style surveys•Zendesk reporting — Provided standardized reporting and help desk analytics in Zendesk for our leadership team. This includes data on ticket volume, response time, closure time, and root cause

Nov 2018 - Jan 2020

Desktop Support Administrator

Washington D.C. Metro Area

•Provided IT support for FireEye employees, primarily those located in the U.S. East Coast Region (local and remote)•Triaged and handled day-to-day support requests regarding hardware and software including the support of macOS and Windows platforms•Imaged and prepared endpoints for new hires and performed new hire onboarding•Managed Active Directory and O365 account administration tasks•Responsible for endpoint refresh campaigns, making sure users have the right hardware for their jobs•Handled AV support and verified that equipment is tested and ready for training/meetings•Provided on-call support on a rotating basis outside business hoursKey Contibutions•Windows 10 Testing — Ensure compatibility with key apps and configuration on FireEye endpoints•Windows 7 to Windows 10 Refresh Campaign - Transition endpoints from Windows 7 to Windows 10 as part of our campaign to keep our devices current•AV Equipment Evaluation - Tested new AV equipment prior to deployment to ensure functionality and dependability•FireEye Momentum 2018 Event Support — Provided IT services to FireEye employees throughout the event including helping with technical issues, new hire onboarding and event check-in•Mentoring — Assisted Service Desk intern with technical skills training and professional development

Oct 2017 - Nov 2018

Information Systems Specialist

Walton, Kentucky

•Served as a primary coordinator and senior technician for IT support•Provided prompt resolution to support requests from end users•Responsible for adding and maintaining users on the network; assigning application access, guaranteeing security, and maintaining their configuration within standards•Multi-tasked to manage both IT projects and support requests •Supported group-wide initiatives by helping to manage and support projects beginning to end, seeing them through to completion•Met with end-users including management to establish requirements for new systems or modifications to existing ones•Coordinated with external partners (consultants, vendors, and so on) to determine most appropriate system when an upgrade was necessary•Responsible for server backup tasks which included monitoring, off-site storage and data recovery if neededKey Contributions•EHS MSDS Software Deployment – Project leader on site-wide deployment of new software to replace existing system which provided an easier means of navigating SDS forms in times of need• CMMS Platform Upgrade - Improved maintenance operations across our site•Employee badge authentication for Konica Minolta devices – Increased security, minimized waste and improved device management•VPN Deployment – Provided secure access to company resources from our endpoints•Cisco AnyConnect Deployment – Allowed us to support the SAFRAN WiFi project•Wireless Infrastructure Upgrade – On-site wireless infrastructure upgraded to meet requirements of SAFRAN

Oct 2015 - Sep 2017

Information Systems Technician

Walton, Kentucky

•Served as a primary coordinator and responder for IT supportKey Contributions•Windows XP to Windows 7 Migration – Successfully upgraded endpoints to Windows 7 in order to comply with company initiative•Novell NetWare to Active Directory Migration – Transitioned company to an AD structure shared by other company sites•Lotus Notes to Microsoft Email Migration – Transitioned company to an email platform shared by other company sites•Remote Support Tool Deployment – Allowed for easier and more efficient way to resolve support issues, especially at other buildings

Jan 2011 - Oct 2015

Information Technology Intern

Walton, Kentucky

•Served as a primary responder for IT support•Assisted with day-to-day support activities as assigned by the IT manager, which included hardware (workstations, laptops, printers) and software support•Provided assistance to end users through face-to-face interaction, phone call, or email

Mar 2008 - Jan 2011
Team & coworkers

Colleagues at Expel

Other employees you can reach at expel.io. View company contacts for 504 employees →

1 education record

Mark Porter education

FAQ

Frequently asked questions about Mark Porter

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

What company does Mark Porter work for?

Mark Porter works for Expel.

What is Mark Porter's role at Expel?

Mark Porter is listed as Senior Security Engineer at Expel.

What is Mark Porter's email address?

AeroLeads has found 1 work email signal at @expel.io for Mark Porter at Expel.

Where is Mark Porter based?

Mark Porter is based in Washington, District of Columbia, United States while working with Expel.

What companies has Mark Porter worked for?

Mark Porter has worked for Expel, Fireeye, Inc., and Safran Landing Systems.

Who are Mark Porter's colleagues at Expel?

Mark Porter's colleagues at Expel include Chandler Mathews, Stefan Kemmy Olanipekun, Amanda Arrington, Emily Garton, and Michaela Dinman.

How can I contact Mark Porter?

You can use AeroLeads to view verified contact signals for Mark Porter at Expel, including work email, phone, and LinkedIn data when available.

What schools did Mark Porter attend?

Mark Porter holds Bachelor Of Science (B.S.), Major In Business Informatics, Minor In Business Administration from Northern Kentucky University.

What skills is Mark Porter known for?

Mark Porter is listed with skills including Troubleshooting, Networking, Windows 7, Technical Support, Databases, Active Directory, Customer Service, and Software Documentation.

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