Senior IT Network Administrator

About Us :

By combining a rich legacy in the power and gas compression space with pioneering technology, INNIO brings our customers affordable, reliable, and sustainable energy solutions for today—and tomorrow. We are helping to meet today's energy needs with 64 GW of installed capacity and 48,000 of our powerful Jenbacher and Waukesha engines, which can be found in more than 100 countries. And, by harnessing our history of energy industry firsts along with the power of digital innovation, we will continue to deliver for the future.Welcome to a World of Innovation and Inspiration! Welcome to INNIO!

Position Overview :

We are seeking a highly skilled and experienced IT Network Administrator Senior with deep expertise in Cisco networking technologies. This role will be responsible for designing, implementing, and maintaining our enterprise network infrastructure, ensuring high availability, security, and performance across LAN, WAN, and cloud-connected environments. The ideal candidate will be a Cisco expert who can lead complex projects, troubleshoot critical network issues, and mentor junior engineers.

Work Structure :

This position needs to be based in Texas in proximity to Houston for visits to our office. There is hybrid and remote flexibility, but it is not a fully remote position.

Participation in on-call rotation for critical issues or after-hours maintenance.

Occasional travel to data centers or branch offices as needed in the US, Canada and / or Mexico.

Responsibilities :

Network Design & Implementation

Design, configure, and deploy enterprise-level Cisco-based networks, including routers, switches, firewalls, and wireless systems.

Develop scalable and secure network architectures for data centers, branch offices, and remote environments.

Lead or support major network upgrades, migrations, and infrastructure refresh projects.

Network Operations & Maintenance

Monitor, maintain, and optimize LAN / WAN, Wi-Fi, and internet connectivity across multiple sites.

Implement and manage routing protocols (OSPF, BGP, EIGRP) and Layer 2 technologies (VLANs, STP, EtherChannel).

Conduct regular network performance analysis, tuning, and capacity planning.

Security & Compliance

Configure and manage Cisco ASA / Firepower / Meraki security appliances, including VPN, NAT, ACLs, and threat protection features.

Collaborate with security teams to ensure network segmentation, identity-based access, and compliance with standards like ISO 27001, NIST, or PCI-DSS.

Manage and monitor Cisco ISE, AAA, and 802.1X for network access control.

Collaboration & Support

Act as a Tier 3 escalation point for complex network incidents and outages.

Provide mentorship and technical guidance to junior network engineers and IT support staff.

Create and maintain network documentation including topology maps, configuration standards, and operational procedures.

Minimum Requirements :

Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent work experience).

Cisco Certified Network Professional (CCNP).

5+ years of experience in enterprise networking, with a strong Cisco technology focus.

Hands-on experience with Cisco routers, switches (Catalyst / Nexus), firewalls, and wireless controllers.

Deep knowledge of TCP / IP, VPNs, QoS, multicast, and high availability protocols (HSRP / VRRP).

Familiar with Cisco DNA Center, Meraki, and SD-WAN solutions.

Experience with network automation tools and scripting (Python, Ansible) – a plus.

Familiarity with monitoring tools (SolarWinds, PRTG, ThousandEyes, NetFlow) and packet analyzers (Wireshark).

Preferred Skills :

Cisco Certified Internetwork Expert (CCIE).

Cisco DevNet or other Cisco specialty certs (e.g., Wireless, Security).

Zscaler administration experience.

Experience working in multi-site / global organizations.

Understanding of cloud networking (Azure / AWS Direct Connect / VPN) and hybrid cloud architecture.

Exposure to ITIL practices and service delivery frameworks.

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