Sr. Firewall Engineer

JOB DESCRIPTION Details Department: Infra Network Schedule: Monday - Friday, Days Location: Remote Salary: 110,240.00 - $153,668.00 per year Benefits Paid time off (PTO) Various health insurance options & wellness plans Retirement benefits including employer match plans Long-term & short-term disability Employee assistance programs (EAP) Parental leave & adoption assistance Tuition reimbursement Ways to give back to your community Benefit options and eligibility vary by position. Compensation varies based on factors including, but not limited to, experience, skills, education, performance, location and salary range at the time of the offer. Responsibilities Core Responsibilities Design & Architecture Translate High-Level Designs (HLDs) into Low-Level Designs (LLDs) for firewall and network security solutions. Collaborate with Architects to ensure solutions align with Ascension’s architecture principles (standardization, modernization, consolidation, modularization). Develop run-books, configuration standards, and reference architectures for firewall technologies. Implementation & Engineering Lead the hands-on build and deployment of complex firewall solutions (e.g., Palo Alto, segmentation, VPN consolidation). Execute advanced maintenance, lifecycle upgrades, and migrations with minimal downtime. Drive automation of firewall provisioning, compliance checks, and monitoring. Operations & Troubleshooting Serve as Tier 3/4 escalation point for the most complex firewall/security incidents. Lead root cause analysis for high-severity incidents and drive permanent remediation. Ensure solutions improve reliability, uptime, and security hardening across the environment. Leadership & Mentorship Mentor and review the work of Firewall Engineers and TechM staff; act as a technical lead on projects. Train-the-trainer: build internal capability so Engineers and future Ascension FTEs can operate and support solutions. Foster a culture of documentation, process discipline, and knowledge sharing. Governance & Compliance Ensure all firewall changes and deployments follow Ascension’s change management, compliance, and security standards. Validate and enforce security policies (macro-segmentation, micro-segmentation, access control). Support audits, risk reviews, and regulatory requirements (HIPAA, HITECH, etc.). Key Accountabilities Deliver projects on time, within scope, and aligned to FY26 security hardening and uptime goals. Reduce technical debt through lifecycle management and firewall consolidation. Act as the subject matter expert (SME) for firewall technologies and security segmentation. Partner with vendors, managed services providers (HCL, TechM), and internal stakeholders to drive results.

• Design & Architecture
• Translate High-Level Designs (HLDs) into Low-Level Designs (LLDs) for firewall and network security solutions.
• Collaborate with Architects to ensure solutions align with Ascension’s architecture principles (standardization, modernization, consolidation, modularization).
• Develop run-books, configuration standards, and reference architectures for firewall technologies.
• Implementation & Engineering
• Lead the hands-on build and deployment of complex firewall solutions (e.g., Palo Alto, segmentation, VPN consolidation).
• Execute advanced maintenance, lifecycle upgrades, and migrations with minimal downtime.
• Drive automation of firewall provisioning, compliance checks, and monitoring.
• Operations & Troubleshooting
• Serve as Tier 3/4 escalation point for the most complex firewall/security incidents.
• Lead root cause analysis for high-severity incidents and drive permanent remediation.
• Ensure solutions improve reliability, uptime, and security hardening across the environment.
• Leadership & Mentorship
• Mentor and review the work of Firewall Engineers and TechM staff; act as a technical lead on projects.
• Train-the-trainer: build internal capability so Engineers and future Ascension FTEs can operate and support solutions.
• Foster a culture of documentation, process discipline, and knowledge sharing.
• Governance & Compliance
• Ensure all firewall changes and deployments follow Ascension’s change management, compliance, and security standards.
• Validate and enforce security policies (macro-segmentation, micro-segmentation, access control).
• Support audits, risk reviews, and regulatory requirements (HIPAA, HITECH, etc.).

• 7+ years hands-on experience with enterprise firewalls (preferably Palo Alto; exposure to Fortinet, Cisco ASA a plus).
• Proven success designing and implementing segmentation (macro/micro).
• Advanced troubleshooting experience across multi-vendor, multi-site healthcare or enterprise networks.
• Strong understanding of automation, compliance frameworks, and ITIL-based operations.
• Demonstrated ability to mentor and lead technical teams.
• CISSP, PCNSE, or equivalent certification preferred

• Paid time off (PTO)
• Various health insurance options & wellness plans
• Retirement benefits including employer match plans
• Long-term & short-term disability
• Employee assistance programs (EAP)
• Parental leave & adoption assistance
• Tuition reimbursement

We use cookies to offer you a better browsing experience, analyze site traffic, and personalize content. Read about how we use cookies and how you can control them by visiting our Cookie Settings page. Cookie Settings Deny Allow Sr. Firewall Engineer Location Remote, Information Systems Job ID: 418007 Full Time Remote Day Apply Now Save job Back to search results Previous job Next job