Senior Network Security Engineer
Key Skills for This Role
Full Job Posting
Responsibilities
- Drive continuous improvement of the security environment through policy optimization, segmentation initiatives, automation, and operational enhancements across Palo Alto, Fortinet, and NAC platforms.
- Serve as the senior technical escalation point for complex security, firewall, and network access control issues, leading root-cause analysis, incident response, and problem resolution efforts.
- Own and optimize the organization's core network security platforms, ensuring the availability, performance, and protection of critical systems across a large-scale enterprise environment.
- Deep technical proficiency in Palo Alto firewalls, Fortinet platforms, and Cisco ISE/Aruba ClearPass, covering firewall operations, policy segmentation, 802.1X/RADIUS/TACACS+, and IPSec/SSL VPNs.
Qualifications
- Education:
- 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.
- Additional Preferences:
- 8–10+ years of enterprise network/security engineering experience, with proven expertise troubleshooting complex, multi-layered issues under pressure in large-scale environments.
- Preferred certifications: Palo Alto PCNSE, Fortinet NSE (4 or higher), CISSP, and security-focused credentials from Cisco or Aruba.
About Company
Comprehensive health coverage: medical, dental, vision, prescription coverage and HSA/FSA options
Financial security & retirement: employer-matched 403(b), planning and hardship resources, disability and life insurance
Time to recharge: pro-rated paid time off (PTO) and holidays
Career growth: Ascension-paid tuition (Vocare), reimbursement, ongoing professional development and online learning
Emotional well-being: Employee Assistance Program, counseling and peer support, spiritual care and stress management resources
Family support: parental leave, adoption assistance and family benefits
Other benefits: optional legal and pet insurance, transportation savings and more
Company
Ascension is a leading nonprofit Catholic health system with a culture and associate experience grounded in service, growth, care and connection. We empower our 99,000+ associates to bring their skills and expertise every day to reimagining healthcare, together. Recognized as one of the Best 150+ Places to Work in Healthcare and a Military-Friendly Gold Employer, you'll find an inclusive and supportive environment where your contributions truly matter.
Equal employment opportunity employer
Ascension provides Equal Employment Opportunities (EEO) to all associates and applicants for employment without regard to race, color, religion, sex/gender, sexual orientation, gender identity or expression, pregnancy, childbirth, and related medical conditions, lactation, breastfeeding, national origin, citizenship, age, disability, genetic information, veteran status, marital status, all as defined by applicable law, and any other legally protected status or characteristic in accordance with applicable federal, state and local laws. For further information, view the EEO Know Your Rights (English) poster or EEO Know Your Rights (Spanish) poster.
Fraud prevention notice
Prospective applicants should be vigilant against fraudulent job offers and interview requests. Scammers may use sophisticated tactics to impersonate Ascension employees. To ensure your safety, please remember: Ascension will never ask for payment or to provide banking or financial information as part of the job application or hiring process, our legitimate email communications will always come from an @ascension.org email address; do not trust other domains, and an official offer will only be extended to candidates who have completed a job application through our authorized applicant tracking system.
E-Verify statement
Employer participates in the Electronic Employment Verification Program. Please click here for more information.
About Ascension
National nonprofit Catholic health system providing patient care services.
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