Senior Network IT Engineer

Senior IT Network Engineer


We're looking for a Senior IT Network Engineer to serve as the technical lead responsible for the design, security, operation, and continuous improvement of enterprise network infrastructure. This role combines hands-on engineering with strategic planning and will serve as the primary escalation point for complex networking and security challenges.


The ideal candidate will have deep expertise in enterprise networking, cybersecurity, cloud networking, and defense compliance standards while supporting both corporate and manufacturing environments.
What You'll Be Doing

• Lead the design, implementation, and optimization of enterprise network infrastructure
• Configure and support routers, switches, firewalls, VPNs, and network security technologies
• Manage and improve network performance, reliability, and availability
• Implement network segmentation across IT, OT, and controlled environments
• Support Palo Alto firewalls, IDS/IPS platforms, VPN technologies, and Zero Trust initiatives
• Integrate networking across on-premise, AWS, and Azure environments
• Support security monitoring, incident response, and compliance initiatives
• Maintain network documentation, standards, and architecture diagrams
• Drive modernization, automation, and continuous improvement efforts

What We're Looking For

• 7+ years of Network Engineering experience
• Strong experience with LAN/WAN design, routing (OSPF, BGP), and switching
• Expertise with Palo Alto firewalls, VPNs, IDS/IPS, and network security
• Experience with AWS and Azure networking
• Knowledge of TCP/IP, DNS, DHCP, and network troubleshooting tools
• Experience supporting CMMC Level 2, NIST 800-171, and secure network architectures
• Familiarity with XDR and SIEM platforms such as Microsoft Defender, CrowdStrike, Sentinel, or Splunk
• Strong troubleshooting, documentation, and communication skills

Preferred Certifications

• PCNSE / PCNSA
• CCNP / CCIE
• CISSP
• SC-200
• AWS and Azure Certifications

This is an excellent opportunity for an experienced engineer who enjoys owning enterprise network environments while helping shape the future of secure infrastructure and cloud connectivity.


Mainz Brady Group is a technology staffing firm with offices in California, Oregon, Washington and Texas. We specialize in Information Technology and Engineering placements on a Contract, Contract-to-hire and Direct Hire basis. Mainz Brady Group is the recipient of multiple annual Excellence Awards from the Techserve Alliance, the leading association for IT and engineering staffing firms in the U.S. Mainz Brady Group is an Equal Opportunity Employer. We are committed to Diversity & Inclusion and incorporate non-discrimination best practices in all our staffing processes. Mainz Brady Group does not discriminate based on race, color, religion, sex, sexual orientation, gender identity, gender expression, age, disability or any other protected class.