Senior Network Engineer

Saronic · Defense · Austin, TX · Operations

Senior Network Engineer to lead the design, deployment, and management of mission-critical network infrastructure, ensuring high availability, performance, and security using Cisco, Palo Alto, and Aruba technologies.

What you'd actually do

  1. Design, implement, and support enterprise-grade network solutions, with a focus on scalability, security, and performance.
  2. Administer and maintain Cisco Catalyst switches and Aruba wireless infrastructure to support wired and wireless connectivity across multiple locations.
  3. Manage and secure network perimeters using Palo Alto firewalls and configure site-to-site and client-based VPN connections.
  4. Monitor network health and performance using SolarWinds or other monitoring tools; respond to alerts and resolve issues proactively.
  5. Lead infrastructure upgrade projects, network segmentation, and expansion efforts, ensuring minimal disruption to operations.

Skills

Required

  • 7+ years of experience in enterprise network engineering roles
  • Strong expertise with Cisco Catalyst switches and Aruba wireless technologies
  • Proven experience configuring and managing Palo Alto Networks firewalls and VPN solutions
  • Proficient in network monitoring and alerting using SolarWinds or similar platforms
  • Solid understanding of Layer 2/3 protocols, including VLANs, STP, BGP, OSPF, and EIGRP
  • Familiarity with security frameworks, access control policies, and segmentation strategies
  • Excellent communication, organizational, and documentation skills
  • Ability to manage multiple projects and priorities in a dynamic environment

Nice to have

  • advanced degrees or certifications such as CCNP, CCIE, or PCNSE
  • Experience with Zero Trust Network Architecture (ZTNA) design and SASE/SSE implementation
  • Working knowledge of network automation using scripting tools (e.g., Python, Ansible)
  • Familiarity with NAC (Network Access Control) solutions and 802.1X implementations
  • Prior experience supporting IT operations in regulated industries (e.g., defense, healthcare, finance)
  • Exposure to SD-WAN, IPAM, and advanced QoS configurations
  • Experience with disaster recovery and business continuity planning for network services
  • Experience supporting networks in hybrid or cloud environments (AWS/AWS GovCloud, Azure, or GCP)

What the JD emphasized

  • mission-critical network infrastructure
  • high availability, performance, and security
  • enterprise-grade network solutions
  • security standards
  • regulated industries