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Level 3 Network Engineer
Location: Connecticut
Employment Type: Full-Time - ONSITE MANCHESTER, CT
About Grey Matter Technologies
Grey Matter Technologies is a premier IT Managed Services Provider (MSP) specializing in high-end, full-spectrum technology solutions for high-net-worth individuals and businesses. Our services include IT infrastructure, security, access control, audio/video, VOIP, CAD, and low-voltage construction. We only hire Level 2 and Level 3 engineers, ensuring that we provide top-tier expertise to our clients.
We are looking for a highly skilled Level 3 Network Engineer to join our team. The ideal candidate will have extensive experience in enterprise networking, security, and cloud technologies, with expertise in multiple vendor solutions, including Cisco, Juniper, Fortinet, Palo Alto, and cloud-based networking (AWS, Azure, GCP).
Key Responsibilities:
Design, implement, and troubleshoot complex network infrastructures for enterprise clients.
Configure and maintain routers, switches, firewalls, and wireless networks across multi-vendor environments.
Optimize network performance, implement QoS policies, VLANs, VPNs, and SD-WAN solutions.
Provide advanced troubleshooting and support for network outages, security incidents, and performance issues.
Design and implement network security policies, intrusion detection, and firewall configurations.
Work on cloud-based networking (AWS, Azure, GCP) and hybrid network infrastructures.
Conduct network assessments, security audits, and penetration testing as needed.
Automate network configurations and deployments using Python, Ansible, Terraform, or other scripting tools.
Lead projects related to network upgrades, migrations, and new deployments
Provide documentation, training, and knowledge transfer to internal teams and clients.
Required Skills & Experience:
10+ years of experience in enterprise networking, MSP, or IT consulting environments.
Deep expertise in Cisco, Juniper, Fortinet, and Palo Alto networks.
Strong understanding of firewall configurations, VPNs, IDS/IPS, and Zero Trust Security models.
Experience with cloud networking (AWS VPCs, Azure Virtual Networks, GCP networking).
Hands-on experience with SD-WAN, MPLS, and hybrid cloud environments.
Knowledge of IPv4, IPv6, BGP, OSPF, EIGRP, STP, VLANs, and advanced routing protocols.
Familiarity with VOIP, QoS, and network performance optimization.
Automation & Scripting: Experience with Python, Ansible, Terraform, or PowerShell
Experience working with enterprise Wi-Fi solutions (Cisco Meraki, Ruckus, Aruba, Ubiquiti).
Strong documentation and reporting skills.
Ability to mentor junior engineers and support internal knowledge sharing.
Preferred Certifications (Not required, but highly valued):
Cisco: CCNP, CCIE
Juniper: JNCIP, JNCIE
Fortinet: NSE 4, NSE 7
Palo Alto: PCNSE
AWS/Azure: AWS Certified Advanced Networking – Specialty, Azure Network Engineer Associate
Security: CISSP, CEH, or equivalent
Why Join Grey Matter Technologies?
Work on cutting-edge networking, security, and cloud projects.
Be part of an elite team of highly experienced engineers.
Opportunity to work with high-net-worth clients and luxury brands.
Competitive salary, performance-based bonuses, and benefits.
Access to the latest networking and security technologies.
Work in a fast-paced, high-tech, and innovative environment.
To apply for this job, follow this link https://app.smoothhiring.com/candidate/apply-job/GRE0163-5CF7?ps=clp