Senior Network Engineer: Multi-Vendor, VPN & Security

Vistance Networks; San Diego (CA); Hybrid; USD 96,000 - 149,000; Full time

Job summary

Vistance Networks seeks an experienced Network Engineer to design, administer, and support secure network infrastructure across multiple facilities. You will manage a multi-vendor environment, troubleshoot VPN endpoints, and ensure uninterrupted connectivity for remote locations.

The role requires strong troubleshooting, documentation, and communication skills, with after-hours on-call rotation and potential travel to remote sites.

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or a related field.
• 5+ years of experience supporting enterprise network environments.
• 5+ years of hands-on experience with switching, routing, firewalls, and VPN technologies.
• 3+ years of experience with load-balancing technologies.
• Experience supporting multi-vendor network infrastructure, including firewalls, switches, VPN appliances, and fiber/copper connectivity.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent written and verbal communication skills, with the ability to explain technical concepts to both technical and non-technical audiences.
• Proven ability to create and maintain clear technical documentation.
• Ability to work independently in both remote and on-site environments.
• Availability for after-hours on-call support and occasional travel.

Responsibilities

• Manage and maintain a multi-vendor network environment, including SonicWall, Fortinet, Cisco, Ruckus, and Loadbalancer.org technologies.
• Administer and troubleshoot 100+ VPN endpoints to ensure secure, reliable connectivity across remote locations.
• Support customer-managed networks, including Layer 2 point-to-point circuits, routing, switching, and integrated network services.
• Respond to incidents, perform root cause analysis, implement corrective actions, and support planned maintenance.
• Monitor network availability and performance, proactively identifying and mitigating risks to maintain service reliability.

Skills

Network troubleshooting

Multi-vendor networks

Firewall tech

Routing & switching

Load balancing

Technical documentation

Communication skills

Independent work

After-hours support

Travel readiness

Education

Bachelor's degree in Computer Science or Computer Engineering

Tools

SonicWall

Fortinet

Cisco

Ruckus

Loadbalancer.org

Job description

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Location:

San Diego, California, United States

In our ‘always on’ world, we believe it’s essential to have a genuine connection with the work you do.

Vistance Networks is recruiting a Staff Engineer, IT Network, to join our Aurora team based in San Diego, CA.

The Network Engineer is responsible for designing, configuring, administering, and supporting secure network infrastructure across multiple facilities and remote locations. This hands-on role supports a diverse, multi-vendor environment and requires strong troubleshooting skills, sound technical judgment, and the ability to work independently. The successful candidate will help maintain network availability, security, performance, and operational resilience in a compliance-driven environment.

How You'll Help Us Connect the World:

Network Operations & Administration

• Manage and maintain a multi-vendor network environment, including SonicWall, Fortinet, Cisco, Ruckus, and Loadbalancer.org technologies.
• Administer and troubleshoot 100+ VPN endpoints to ensure secure, reliable connectivity across remote locations.
• Support customer-managed networks, including Layer 2 point-to-point circuits, routing, switching, and integrated network services.
• Respond to incidents, perform root cause analysis, implement corrective actions, and support planned maintenance.
• Monitor network availability and performance, proactively identifying and mitigating risks to maintain service reliability.

Hardware Deployment & On-Site Support

• Install, rack, cable, configure, and deploy network equipment, VPN appliances, and related infrastructure.
• Provide on-site support for air-gapped networks in compliance with security and operational requirements.
• Participate in an after-hours on-call rotation and respond to urgent network or facility needs.

Disaster Recovery & Continuity

• Support disaster recovery infrastructure through maintenance, testing, validation, and incident response.
• Assist with business continuity and disaster recovery planning to strengthen resilience and recovery readiness.
• Travel to remote facilities and recovery sites as business needs require.
• Evaluate emerging technologies and recommend improvements to network security, reliability, performance, and operational efficiency.
• Create and maintain network diagrams, configurations, procedures, and technical documentation.
• Partner with technical teams, customers, vendors, and business stakeholders to plan and implement network solutions.

Required Qualifications for Consideration:

• Include demonstrated competencies and physical, mental, & interpersonal skills.
• Bachelor's degree in Computer Science, Computer Engineering, or a related field.
• 5+ years of experience supporting enterprise network environments.
• 5+ years of hands-on experience with switching, routing, firewalls, and VPN technologies.
• 3+ years of experience with load-balancing technologies.
• Experience supporting multi-vendor network infrastructure, including firewalls, switches, VPN appliances, and fiber/copper connectivity.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent written and verbal communication skills, with the ability to explain technical concepts to both technical and non-technical audiences.
• Proven ability to create and maintain clear technical documentation.
• Ability to work independently in both remote and on-site environments.
• Availability for after-hours on-call support and occasional travel.

You Will Excite Us If You Have:

• Based in or able to commute to the San Diego area.
• Self-motivated with strong ownership and attention to detail.
• Focused on continuous improvement, reliability, and network security.

Our salary ranges consider a wide variety of factors, including but not limited to benchmarking by independent third-party consultants, skill sets, years of experience, training, education, geography, and other business needs. Depending on experience, the range can be higher for candidates with exceptional experience and a demonstrated history of successful performance. This position's expected total compensation (base salary) is $96,300.00-$149,100.00

Why Join Us?

Vistance Networks shapes the future of communications technology, pushing past what is possible. We deliver solutions that bring reliability and performance to a world always in motion. Our global team of innovators and employees are trusted advisors who listen to customers first, then deliver value.

If you want to grow your career alongside bright, passionate, and caring people who strive to create what's next…..come connect to your future at Vistance Networks.

Vistance Networks is an Equal Opportunity Employer (EEO), including people with disabilities and veterans.