Network Security Engineer

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. We are seeking an experienced

Network Security Engineer

with strong

Firewall Administration

and

Palo Alto

skills to join our team. The ideal candidate will manage and administer firewall solutions within a highly secure SCIF environment. You will be responsible for ensuring the secure and efficient operation of firewall systems to protect classified government information and networks. Key Responsibilities: Administer and manage

Palo Alto

firewalls, including deployment, configuration, and maintenance. Monitor, analyze, and troubleshoot firewall traffic to identify and mitigate security threats. Implement and maintain firewall rules, policies, and configurations based on security best practices and organizational requirements. Collaborate with security teams to ensure compliance with government security standards and protocols. Perform regular security assessments and audits to ensure firewalls are properly configured and functioning. Provide documentation and support for network architecture and firewall configurations. Respond to security incidents and conduct root cause analysis to prevent future occurrences. Maintain up-to-date knowledge of emerging security threats and technologies. Work onsite in a

Sensitive Compartmented Information Facility (SCIF)

to ensure the secure handling of classified information. Required Qualifications: Top Secret clearance with SCI eligibility

is mandatory. Proven experience as a

Firewall Administrator , specifically with

Palo Alto

technologies. Strong understanding of firewall configurations, rule sets, and network security best practices. Experience working in highly secure environments, particularly within a

SCIF . Knowledge of government cybersecurity policies, including

NIST ,

FISMA , and

DoD

security frameworks. Experience with monitoring tools and incident management in secure environments. Excellent troubleshooting and analytical skills, with the ability to quickly resolve complex security issues. Strong documentation skills to create and maintain firewall configuration and operational procedures. Preferred Qualifications: Palo Alto certifications such as

Palo Alto Networks Certified Network Security Administrator (PCNSA)

or

Palo Alto Networks Certified Network Security Engineer (PCNSE) . Experience with other security technologies such as VPNs, IDS/IPS, and SIEM solutions. Familiarity with automation tools and scripting for firewall management. This position is

100% onsite

in a

SCIF

environment. Occasional after-hours work may be required for maintenance and upgrades.

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