Network Engineer

Cisco Systems, Inc.
Austin, United States of America
20 days ago

Role details

Contract type
Temporary contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Austin, United States of America

Tech stack

Virtual Private Networks (VPN)
OSI Models
Network Security
Routing
Network administration
Remote Access Technology
Security Information and Event Management
Snort (Software)
Firewalls (Computer Science)
3-tier Architectures
Firepower
Cisco networks

Job description

  • Serve as a Tier 3 escalation point for complex firewall and network security issues.

  • Provide advanced troubleshooting and root cause analysis for Cisco Secure Firepower Firewall incidents.

  • Perform day-to-day firewall operational support using Cisco Secure FMC, including but not limited to:

o Creating and maintaining operational and compliance reports,

o Monitoring firewall health and system performance,

o Analyzing traffic flows and connection behavior, and

o Supporting routing protocols within secured environments.

  • Troubleshoot and support VPN technologies, including site-to-site and remote access VPNs.

  • Analyze, implement, and optimize firewall access control and security policies.

  • Participate in formal change management processes, including documentation, peer review, approvals, and scheduled implementations.

  • Execute approved changes during after-hours change windows, as required.

  • Participate in a team-based on-call rotation to support after-hours and emergency incidents.

  • Collaborate with engineering teams and operational stakeholders to meet Managed Network Services (MNS) obligations.

Requirements

General Abilities

  • Familiarity with large-scale enterprise or government environments
  • Strong written and verbal communication skills
  • Ability to clearly document technical findings, configurations, and change activities
  • Ability to communicate effectively within structured, process-driven environments, Strong understanding of routing concepts and protocols in secured network environments

Specific Technical Skills

  • Strong hands-on experience with Cisco Secure Firepower Firewalls
  • Advanced troubleshooting experience, including but not limited to:
  • Snort 3 (Intrusion Prevention System [IPS] and file policies)
  • Traffic flow analysis and packet inspection
  • NAT and/or PAT configuration and troubleshooting
  • Security Intelligence policies
  • Access control rule analysis
  • OSI Layers 1 through 7, with particular emphasis on Layers 1 through 4
  • Solid operational experience with Cisco Secure FMC
  • Proven experience in troubleshooting VPN technologies (i.e., Cisco Secure Client/AnyConnect)

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