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Invenergy · 1 day ago

Senior Administrator, IT Infrastructure

Chicago, IL

Full-time

Onsite

Senior Level

$115K/yr - $140K/yr

5+ years exp

Invenergy is a company focused on innovation in energy, providing power generation and storage solutions globally. They are seeking a Senior Administrator for IT Infrastructure to design, implement, and support their enterprise network infrastructure while ensuring reliability, security, and compliance with NERC CIP standards.

ConsultingEnergyEnergy EfficiencyMarketingRenewable Energy

Growth Opportunities

No H1B

Responsibilities

Design, configure, and maintain enterprise LAN/WAN networks using Cisco routers, switches, and wireless solutions

Deploy, manage, and troubleshoot Palo Alto Networks firewalls, VPNs, and security policies

Implement, and support Aruba wireless access point, including controllers, access points, and network access control ClearPass policy management

Monitor network health and performance; identify bottlenecks and implement optimizations

Ensure network compliance with NERC CIP requirements through documentation, audits, and control implementations

Collaborate with cross-functional teams on project delivery, change management, and incident response

Experience with data center and local network support and design

Develop and maintain network diagrams, runbooks, and standard operating procedures

Participate in a 24×7 on-call rotation to provide critical support

Qualification

Cisco routersPalo Alto FirewallsAruba WirelessNERC CIP complianceNetwork engineeringNetwork access controlNetwork monitoring toolsCloud networking servicesScripting skillsProblem-solving skillsCommunication skillsAttention to detail

Required

Bachelor's degree in Computer Science, Information Technology

5+ years of network engineering experience in an enterprise environment

Proficiency configuring and troubleshooting Cisco routers, switches. Demonstrate working knowledge of layer 2 / 3 network designs

Hands-on experience with Palo Alto Networks firewalls and security policies

Experience implementing and managing wireless access points or industry equivalent (Cisco, Aruba controllers, APs)

Exposure to NAC (network access controls i.e., Cisco ISE, Aruba or industry equivalent)

Strong problem-solving skills and attention to detail

Excellent verbal and written communication skills

Some travel required

Eligible to work in the United States without the need for employer visa sponsorship now or in the future

Preferred

Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP)

Palo Alto Networks Certified Network Security Engineer (PCNSE)

Aruba Certified Mobility Associate (ACMA) or Aruba Certified ClearPass Professional (ACCP)

Formal training or certification in NERC CIP compliance

Working knowledge of NERC CIP standards and their application to critical infrastructure and/or formal training or certification in NERC CIP compliance

Experience in the energy, utilities, or critical infrastructure sectors

Scripting skills (Python, Ansible, etc.) for network automation

Familiarity with network monitoring and management tools (SolarWinds, Nagios, Monitor Logic, etc.)

Experience with cloud networking services (Virtual Networks, ExpressRoute, VWAN, VPN Gateways, Network Security Groups, Azure / AWS)