Senior Network Security Engineer

Ascension

Senior Network Security Engineer securing Ascension’s large-scale nonprofit healthcare network. Managing firewalls, NAC platforms, segmentation, incident response, and enterprise security improvements.

Posted 8/4/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $116,413 - $162,273 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in network security engineering, particularly with Palo Alto Networks and Fortinet platforms, while ensuring the performance and protection of critical systems in large-scale enterprise environments. Proven ability to lead incident response and optimize security policies through automation and operational enhancements.

Highest-signal resume keywords

Palo Alto Networks FirewallsFortinet Security PlatformsCisco ISEAuthentication ProtocolsVPN Technologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Network Security EngineeringFirewall OperationsPolicy ManagementSegmentationIncident ResponseRoot-Cause AnalysisTroubleshootingAutomationOperational EnhancementsPerformance Optimization

Soft Skills

LeadershipProblem ResolutionCommunication

Tools & Technologies

Palo AltoFortinetCisco ISEAruba ClearPassNAC Platforms

Industry Keywords

Large-Scale Enterprise EnvironmentAuthentication Protocols802.1XRADIUSTACACS+IPSecSSL VPN

Tech Stack

Tools & technologies

Firewalls

About the role

Key responsibilities & impact

Own and optimize the organization's core network security platforms
Ensure availability, performance, and protection of critical systems across a large-scale enterprise environment
Serve as the senior technical escalation point for complex security, firewall, and network access control issues
Lead root-cause analysis, incident response, and problem resolution efforts
Drive continuous improvement through policy optimization, segmentation initiatives, automation, and operational enhancements across Palo Alto, Fortinet, and NAC platforms

Requirements

What you’ll need

High School diploma equivalency with 2 years of cumulative experience OR Associate's degree/Bachelor's degree with 1 year of experience OR 5 years of applicable cumulative job specific experience required
2 years of leadership or management experience preferred
8–10+ years of hands-on experience in network/security engineering
Proven experience operating in large-scale, enterprise environments
Deep, hands-on expertise with Palo Alto Networks firewalls
Deep, hands-on expertise with Fortinet security platforms
Deep, hands-on expertise with Cisco ISE and/or Aruba ClearPass
Strong knowledge of firewall operations, policy management, and segmentation
Strong knowledge of authentication protocols (802.1X, RADIUS, TACACS+)
Strong knowledge of VPN technologies (IPSec, SSL VPN)
Demonstrated ability to troubleshoot complex, multi-layered issues under pressure

Benefits

Comp & perks

Comprehensive health coverage: medical, dental, vision, prescription coverage and HSA/FSA options
Employer-matched 403(b)
Planning and hardship resources
Disability and life insurance
Pro-rated paid time off (PTO) and holidays
Ascension-paid tuition (Vocare)
Tuition reimbursement
Ongoing professional development and online learning
Employee Assistance Program
Counseling and peer support
Spiritual care and stress management resources
Parental leave
Adoption assistance and family benefits
Optional legal and pet insurance
Transportation savings