What are the responsibilities and job description for the Senior Network Security Engineer position at Stellar Professionals LLC?
We are seeking an experienced Senior Network Security Engineer to design, secure, and support a hybrid enterprise infrastructure spanning 300 locations. This position focuses on proactive threat hunting, firewall administration, cloud security, and network incident containment.
Location: Mechanicsville, VA
Work Arrangement: Hybrid
Interview Process: In-Person Only
Shift: EST
Key Technical Requirements
Core Experience
- Enterprise Networking: 8 Years
- Enterprise Security: 5 Years
- Azure Networking & Cloud Security: 3 Years
- WAF & Next-Gen Firewalls (NGFW): 3 Years
Primary Technical Skills
- Firewall & Edge Security: Palo Alto NGFW, GlobalProtect, Cisco VPN, F5 BIG-IP / F5 Distributed Cloud, Azure WAF
- Cloud Infrastructure: Azure VNets, ExpressRoute, Azure Security Center
- Identity & Access Management: Cisco ISE, 802.1X, RADIUS, TACACS , Active Directory, MFA, Conditional Access
- SIEM & Monitoring: Splunk, Microsoft Sentinel, Log Analysis, Threat Hunting
- Vulnerability Management & Frameworks: Nessus / Tenable / Defender, NIST 800-53, NIST CSF, Zero Trust Principles, CIS Benchmarks