Open To Work
Connor McGrath
Middletown,RI
Summary
With a Master’s degree in Cyber Security and an active TS/SCI with CI Polygraph. Brings 7+ years of combined experience across cybersecurity operations, vulnerability management, and systems administration within high-security environments. Skilled in Windows/Linux administration, RMF compliance, and automation using PowerShell and Bash to reduce risk and improve system resilience. Known for cross-functional collaboration, technical leadership, and implementing scalable security improvements in complex enterprise and mission environments.
Overview
10
10
years of professional experience
3
3
Certifications
Work History
Information Systems Security Engineer
AMERICAN SYSTEMS
Middletown, RI
06.2025 - 11.2025
- Collected and analyzed system data for RMF Assessment & Authorization documentation, including security plans and risk assessments.
- Administered Windows 10/11 and Linux environments through patching and configuration management to ensure compliance.
- Conducted vulnerability assessments using ACAS and Tenable Nessus, enhancing system compliance across multiple enclaves.
- Recommended remediation plans that reduced open vulnerabilities by up to 90% within one reporting cycle.
- Built and configured secure systems, performing hardware upgrades and OS installations to maintain operational integrity.
- Automated hardening tasks using PowerShell scripts and Group Policy to streamline administrative processes.
- Traveled to secure sites to scan, patch, and secure offline systems, maintaining cybersecurity standards.
- Collaborated with cross-disciplinary teams to align security controls with client mission objectives.
Cryptologic Warfare Officer
U.S. Navy, 107 Cyber Mission Team
Fort Gordon, GA
12.2020 - 05.2025
- Led a 31-member cyber mission team, directing network analysis and linguistics operations to generate actionable intelligence supporting national cybersecurity objectives with a focus in ICS and SCADA.
- Served as Mission Commander for offensive cyber operations, integrating intelligence and cyber effects to achieve mission outcomes.
- Ensured compliance with Intelligence Oversight regulations while managing classified data and operations.
- Delivered technical briefings to senior commanders and stakeholders, translating complex cyber concepts into mission-relevant insights.
- Fostered collaboration across NSA, DoD, and IC partners to enhance detection and threat mitigation processes.
- Improved mission readiness by redesigning workflows and training plans, reducing task completion time by 20%.
Maintenance Operations & Systems Maintainer
U.S. Air Force
Little Rock AFB, AR
05.2016 - 12.2020
- Supported avionics and mission-critical communications systems through diagnostics, configuration, and preventive maintenance.
- Monitored fleet readiness and coordinated maintenance logistics to sustain 24/7 operational capability.
- Implemented secure configurations and compliance controls across flight and ground support systems.
Education
M.S. - Cyber Security
Liberty University
Lynchburg, VA03-2023
B.S. - Cyber Security
American Military University
Charles Town, WV02-2020
Skills
- Risk Management Framework (RMF), Vulnerability Management (Tenable Nessus / ACAS), Incident Response & Mitigation, Windows 10/11 & Linux (Red Hat, Ubuntu), System Hardening (CIS Benchmarks, DISA STIGs), Automation (PowerShell, Bash), Cloud & Virtualization (VMs, Hyper-V, VMware), Security Compliance (NIST CSF, ISO 27001, SOC 2), Imaging & Recovery (Clonezilla, GParted), Cross-Functional Collaboration, Process Optimization, Leadership & Mentorship
Certification
CompTIA Security+ (SY0-701, 2025) — Verification Code: X4976MKQ4ME4YXWJ
Work Preference
Job Search Status
Open to workWork Type
Full TimePart TimeContract WorkLocation Preference
RemoteSalary Range
$90000/yr - $200000/yrTimeline
Information Systems Security Engineer
AMERICAN SYSTEMS
06.2025 - 11.2025
Cryptologic Warfare Officer
U.S. Navy, 107 Cyber Mission Team
12.2020 - 05.2025
Maintenance Operations & Systems Maintainer
U.S. Air Force
05.2016 - 12.2020
M.S. - Cyber Security
Liberty University
B.S. - Cyber Security
American Military University