Samantha Mansaw
Samantha Mansaw

Network Engineer

Actively looking · Member since 28 Jun 2026
Message
Location
United States
Desired salary
Unspecified
Work preference
Full Time
Experience level
Not set

About

Professional summary

I am a highly accomplished security analyst and network engineer with more than 8 years of experience across networking, systems administration, and cybersecurity. My background includes cyber threat detection, incident response, vulnerability management, and SIEM analysis, with a strong focus on improving security posture in complex environments.

I have worked extensively with security controls such as firewalls, IDS/IPS, VPNs, and threat intelligence feeds. In defense contractor and Department of Defense settings, I have developed and implemented security policies, incident response plans, and operational processes to support mission-critical systems.

My experience also includes senior network administration and engineering responsibilities, where I managed routers, switches, DNS, DHCP, Cisco ISE, VoIP, and secure remote access solutions. I have supported large-scale environments with thousands of users and have been responsible for monitoring, troubleshooting, and optimizing network performance.

In addition to networking, I have a strong systems administration foundation. I have managed and hardened Windows Server infrastructure, supported Active Directory and Group Policy environments, deployed patches and updates, and used automation tools and scripting to improve efficiency.

I have also led teams, trained junior staff, created documentation, and contributed to disaster recovery and business continuity efforts. My work has consistently focused on reliability, security, and operational excellence.

I am currently pursuing a Bachelor of Science in Cloud Computing & Network Engineering and hold multiple certifications, including CompTIA CySA+, Security+, A+, Cisco CCNA, AWS Cloud Practitioner, and Linux Fundamentals. I am seeking to leverage my combined networking and cybersecurity expertise in a challenging role where I can continue to strengthen and protect enterprise systems.

Skills

9 capabilities

Experience

Career history

Senior Network Administrator Peraton

Configured and managed 150+ worldwide and local nodes; installed routers, switches, KGs, and VTCs; troubleshot connectivity and power issues; managed firewalls; implemented DHCP, static networking, and DNS server management; trained new and junior employees.

SOC Analyst Booz Allen Hamilton

Led security incident triage and investigation using SIEM tools; conducted enterprise log analysis; developed incident response plans; produced reports and metrics for executive review; performed risk assessments; managed security patches; configured firewalls, VPNs, Security Center, Elastic Suite, and Trellix/ePO.

Senior Network Engineer General Dynamics Information Technology

Configured layer 2/3 network devices; improved routing and switching; managed Cisco ISE; used SolarWinds for monitoring; supported end users; established SSL-VPN and RADIUS remote access; configured Cisco routers, switches, firewalls, VPNs, QoS, ACLs, NAT, PAT, and IPSec VPNs; supported VoIP and disaster recovery planning.

Senior Systems Administrator General Dynamics Information Technology

Managed IT infrastructure for 2,000+ personnel; deployed VMware and VPN solutions; used BeyondTrust and Dameware; troubleshot outages; developed IT policies and training manuals; managed Windows Server, DNS, DHCP, Active Directory, and Group Policies; automated tasks with PowerShell; implemented security measures and patch management.

Senior Satellite Systems Operator/Help Desk NCO Dept. Of Defense

Led SATCOM and CPN team to 95% network uptime across 6 missions; streamlined maintenance and supply processes; trained 30+ soldiers; provided end-user support for Microsoft Office Suite; created user manuals and documentation.

Senior Satellite Systems Operator/shift Supervisor Dept. Of Defense

Led a team of 20 and achieved over 99% uptime at the Regional Hub Node; sustained network reliability for 300+ end users/missions; provided networking and security+ training; monitored systems; performed root cause analysis; supported troubleshooting, patching, and user training.

Satellite Systems Operator Dept. Of Defense

Team Member Toyota Motor Manufacturers

Education

Learning history

Western Governors University

Bachelor of Science in Cloud Computing & Network Engineering

Indiana University

Bachelor of Arts in Criminal Justice

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