Nicholas Sims
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Nicholas Sims Email & Phone Number

Cyber Security Engineer at Guardian Life
Location: Palm Beach Gardens, Florida, United States 12 work roles 1 school
1 work email found @sacredheart.edu LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email s****@sacredheart.edu
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Current company
Role
Cyber Security Engineer
Location
Palm Beach Gardens, Florida, United States
Company size

Who is Nicholas Sims? Overview

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Quick answer

Nicholas Sims is listed as Cyber Security Engineer at Guardian Life, a with 9833 employees, based in Palm Beach Gardens, Florida, United States. AeroLeads shows a work email signal at sacredheart.edu and a matched LinkedIn profile for Nicholas Sims.

Nicholas Sims previously worked as Junior Cyber Security Engineer at Guardian Life and Junior Cyber Defense Center Analyst at Guardian Life. Nicholas Sims holds Bachelor Of Science - Bs, Cybersecurity from Sacred Heart University.

Company email context

Email format at Guardian Life

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{last}{first_initial}@sacredheart.edu
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AeroLeads found 1 current-domain work email signal for Nicholas Sims. Compare company email patterns before reaching out.

Profile bio

About Nicholas Sims

Cyber Security Engineer | EDR Specialist | Incident Response EnthusiastI am a results-driven Cyber Security Engineer with expertise in Endpoint Detection and Response (EDR) and Incident Response. At Guardian Life Insurance, I manage EDR across the organization and develop security automation to maximize protection and efficiency. Recognized as a top performer for optimizing security configurations and standardizing processes, I hold a Gold Medal of Excellence in Cybersecurity from Sacred Heart University and certifications including GCIH, Splunk SOAR, CySA+, and Security+. I am a passionate problem solver, critical thinker, and goal-oriented professional.

Listed skills include Interpersonal Communication, Technical Design, Analytical Skills, Presentation Skills, and 4 others.

Current workplace

Nicholas Sims's current company

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Guardian Life
Guardian Life
Cyber Security Engineer
Jupiter, FL, US
Employees
9833
AeroLeads page
12 roles

Nicholas Sims work experience

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

Junior Cyber Security Engineer

New York , Ny, Us

Specialty: Endpoint Security, Security Automation● Develop and maintain SOAR automation playbooks, achieving an annual ROI of $180,000+ by automating 2,300+ work hours.● Evaluate and prioritize MITRE tactics, techniques, and procedures to engineer adequate EDR and SIEM controls and procedures.● Oversee the complete lifecycle management, including deployment, configuration, maintenance, and optimization of EDR technology across 25,000 endpoints, ensuring maximum protection and efficiency.● Collaborate with security operations, vulnerability management, governance, and architecture teams to identify risks and execute comprehensive strategies for risk mitigation.● Coordinate with management to operationalize Agile-based project management via Jira and Jira Align.● Implemented a secrets management automation process for Bitbucket, remediating 99% of secrets detected within 30 days, saving an estimated 150 hours on average per year.● Presented a research-based technical and cost-benefit analysis of the top EDR vendors in the market to security executive leadership.

Junior Cyber Defense Center Analyst

New York , Ny, Us

● Built automated workflows for endpoint security agent health monitoring and remediation, averaging a cost avoidance amount of $47,500, saving 1600 hours per year.● Standardized a threat intelligence process, streamlining how IOC data is processed into network and host defensive controls.● Lead troubleshooting efforts toward optimizing EDR configuration for critical Windows and Linux applications.● Established executive-level SIEM dashboards to monitor cyber threat activity in the following domains: endpoint security, email security, and identity security.

Dec 2021 - May 2022

Security Operations Intern

New York , Ny, Us

● Implemented a Splunk solution to reduce false-positive DLP alerts by 56%, saving 1080 working hours per year, equating to an average annual cost avoidance of $19,500.● Performed quality assurance of network and host-based attack response procedures, identifying gaps to implementing improvements.● Utilized SIEM, EDR, WAF, and web proxy solutions to investigate data exfiltration, malicious traffic, and malware executions.

Jun 2021 - Dec 2021

Class Learning Advisor / Teaching Assistant

Fairfield, Ct, Us

Course: Cybersecurity Explorations● Assisted the professor in developing and instructing weekly course modules.● Provided guidance to students relating to career development, presentation skills, course material, and hands-on labs.

Feb 2021 - May 2021

Senior Residential Success Assistant

Fairfield, Ct, Us

● Developed and coordinated operational procedures for a residential area consisting of over 300 residents and five buildings.● Co-led the Spring and Winter training of over 100 Resident Success Assistants through presentations, workshops, and mentorship.● Managed the weekly work schedule for eleven staff members.

Aug 2020 - May 2021

Cybersecurity Research Assistant

Fairfield, Ct, Us

● Collaborated with the not-for-profit organization, Protect Our Power to submit a paper outlining best distributed denial-of-service defensive practices and a comparative analysis of top DDoS vendor solutions for electrical critical infrastructure in the United States.

Jul 2020 - Dec 2020

Residential Success Assistant

Fairfield, Ct, Us

● Managed administrative duties including program planning and implementation, incident reports, duty logs, documenting violations in University or Residential Life policy.● Counseled and providing individual support to over 60 sophomore residential students involving academic concerns, residential needs, campus involvement and resources, and independent living adjustments. ● Implemented residential programs addressing social media and job searching, extracurricular involvement, beneficial sleep habits, and cybersecurity awareness.

Jan 2019 - Aug 2020

Welch Cybersecurity Mentor

Fairfield, Ct, Us

● Assisted cybersecurity first-year students with their integration into campus involvement, academics, and course planning.● Served as a liaison between freshman undergraduate students and the Undergraduate Director of Cybersecurity.

Aug 2019 - Mar 2020

Junior Information Security Engineer Intern

New York , Ny, Us

● Determined the capabilities and drafted remediation workflows for endpoint security with Trend Micro and Symantec products.● Investigated security events from data loss prevention, endpoint security, and endpoint intrusion technologies.● Conducted initial event discovery, triage, and response as per standard operating procedures.

Jan 2020 - May 2020

Technical Integrator - Business Development Intern

Columbia, Maryland, Us

● Assessed MQTT and AMQP IoT protocols and their capabilities through one-way, hardware-enforced environments.● Improved engineering prototypes into functional proof of concepts for customers, presented such ideas at SANSFIRE 2019.● Wrote detailed documentation in support of the execution, replicability, and scalability of technical proof of concepts.

May 2019 - Dec 2019
Team & coworkers

Colleagues at Guardian Life

Other employees you can reach at guardianlife.com. View company contacts for 9833 employees →

1 education record

Nicholas Sims education

  • Sacred Heart University
    Sacred Heart University
    Cybersecurity
FAQ

Frequently asked questions about Nicholas Sims

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

What company does Nicholas Sims work for?

Nicholas Sims works for Guardian Life.

What is Nicholas Sims's role at Guardian Life?

Nicholas Sims is listed as Cyber Security Engineer at Guardian Life.

What is Nicholas Sims's email address?

AeroLeads has found 1 work email signal at @sacredheart.edu for Nicholas Sims at Guardian Life.

Where is Nicholas Sims based?

Nicholas Sims is based in Palm Beach Gardens, Florida, United States while working with Guardian Life.

What companies has Nicholas Sims worked for?

Nicholas Sims has worked for Guardian Life, Sacred Heart University, and Owl Cyber Defense.

Who are Nicholas Sims's colleagues at Guardian Life?

Nicholas Sims's colleagues at Guardian Life include Joseph Campbell, Jill Gosztonyi, Angela Doyle, Marilene Kessily Kessily, and Kelly Schaefer.

How can I contact Nicholas Sims?

You can use AeroLeads to view verified contact signals for Nicholas Sims at Guardian Life, including work email, phone, and LinkedIn data when available.

What schools did Nicholas Sims attend?

Nicholas Sims holds Bachelor Of Science - Bs, Cybersecurity from Sacred Heart University.

What skills is Nicholas Sims known for?

Nicholas Sims is listed with skills including Interpersonal Communication, Technical Design, Analytical Skills, Presentation Skills, Time Management, Linux, Google Drive, and Microsoft Outlook.

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