Hybrid Cybersecurity & Network Engineer — Enterprise Infra

Addison Group; Houston (TX); Hybrid; USD 120,000 - 125,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

401(k)

Job summary

Addison Group is seeking a Cybersecurity / Network Engineer to own a growing enterprise network, shaping security strategy and infrastructure. The role combines hands-on network engineering with cybersecurity oversight to build secure, scalable environments while proactively identifying improvement opportunities.

The ideal candidate has experience managing enterprise network infrastructure, strengthening security posture, and coordinating with third-party security providers.

Qualifications

• 5+ years in Network Engineering, Cybersecurity, or Infrastructure Engineering.
• Experience administering Cisco Meraki networking environments.
• Hands-on Fortinet/FortiGate firewall experience.
• Strong understanding of enterprise networking including routing, switching, VPNs, wireless, and SD-WAN.
• Experience supporting Microsoft Active Directory, DNS, DHCP, and Group Policy.
• Knowledge of cybersecurity frameworks such as NIST and/or CMMC.
• Experience handling cybersecurity incidents, including remediation and recovery.
• Experience coordinating with third-party security vendors or managed security providers.

Responsibilities

• Manage, maintain, and optimize enterprise network infrastructure across multiple locations.
• Design, implement, and support secure networking solutions including firewalls, VPNs, wireless networks, and SD-WAN connectivity.
• Administer and support Cisco Meraki and Fortinet network environments.
• Partner with third-party security vendors to monitor, investigate, and respond to cybersecurity events.
• Lead vulnerability remediation efforts and support ongoing risk reduction initiatives.
• Develop and enhance security policies, standards, and best practices to strengthen the organization's cybersecurity posture.
• Support compliance initiatives including NIST and CMMC frameworks.
• Perform regular security assessments, identify infrastructure risks, and recommend improvements.
• Administer core Microsoft infrastructure including Active Directory, DNS, DHCP, and Group Policy.
• Troubleshoot network, server, and infrastructure issues across both on-premises and cloud environments.
• Maintain accurate network diagrams, technical documentation, and system inventories.
• Provide Tier II/III infrastructure support and collaborate with internal teams on technology initiatives.
• Participate in infrastructure planning, capacity management, and continuous improvement efforts.

Skills

Network architecture

Cybersecurity

Infrastructure best practices

Problem solving

Communication

Independent work

Team collaboration

Tools

Cisco Meraki

Fortinet FortiGate

VMware

Job description

Addison Group is seeking a Cybersecurity / Network Engineer to own a growing enterprise network, shaping security strategy and infrastructure. The role combines hands-on network engineering with cybersecurity oversight to build secure, scalable environments while proactively identifying improvement opportunities.

The ideal candidate has experience managing enterprise network infrastructure, strengthening security posture, and coordinating with third-party security providers.