Network Security Engineer

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Please note that this position is contingent upon the successful award of a contract currently under bid. Peregrine is a pioneer within the cybersecurity industrial control systems and the Internet of Things, supporting many federal and commercial customers. Peregrine's experienced staff knows the cybersecurity and operational technology environment and provides these capabilities for our customers daily.

The Network Security Engineer manages firewalls and network perimeter security systems. Documents and reports all system changes, upgrades and entry requests. Develops proactive network security procedures designed to prevent intrusion attacks. Performs network system security audits. Analyzes risk factors and recommends procedures and products to prevent intrusion attacks.

• Documents and reports all system changes, upgrades and entry requests.
• Develops proactive network security procedures designed to prevent intrusion attacks.
• Performs network system security audits.
• Analyzes risk factors and recommends procedures and products to prevent intrusion attacks.

• In-depth knowledge of network security principles, including firewalls, IDS/IPS, VPNs, and zero‑trust architectures.
• Strong understanding of TCP/IP, routing, switching, DNS, DHCP, and network segmentation.
• Experience securing enterprise networks, on-prem and cloud environments.
• Proficiency with security monitoring, SIEM tools, and incident response procedures.
• Knowledge of vulnerability management, penetration testing concepts, and remediation practices.
• Familiarity with encryption technologies, PKI, and secure authentication methods.
• Ability to interpret and apply security standards and frameworks.
• Strong analytical, troubleshooting, and documentation skills.

• Bachelor’s Degree in Computer Science, Information Systems, Engineering, Business, or other related discipline.
• Security+ Certification.
• Six years of related experience and a proven security expert, including:
  • Scanning/monitoring
  • Intrusion detection
  • Penetration testing
  • Incident response
  • White/gray/black box testing
  • System hardening
• An Active Secret Security Clearance is required.

• CISSP certification.

At Peregrine, we value and reward our team's dedication and hard work. We provide a competitive base salary commensurate with your qualifications and experience. As an employee, you'll enjoy a comprehensive benefits package, including medical, dental, and vision insurance, a 401(k) plan with company matching, tax‑deferred savings options, supplementary benefits, paid time off, and professional development opportunities.

Mid‑Senior level

Full‑time

Information Technology

IT Services and IT Consulting

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