RecruitTalent, LLC.
Network Specialist
RecruitTalent, LLC.United States8 days ago
ContractInformation Technology
COMPULSORY CERTIFICATIONS: Active Certifications in Cisco Certified Network Professional (CCNP) or Cisco Certified Internetwork Expert (CCIE) in Enterprise, Security, or related fields.

The Network Specialist will serve as the technical lead for Cisco and HP/Aruba network infrastructure services under this contract. This individual will provide professional services for Cisco ASA firewalls, routers, switches, Wireless LAN Controllers (WLCs), and access points, supporting both enterprise IT networks and operational technology (OT) environments, including substations, control centers, and field sites.

Responsibilities

  • Responsibilities include designing and implementing secure network segmentation between IT and OT using VLANs, firewalls, ACLs, and VRFs, and developing secure architectures for substations, control centers, and field operations. The Network Specialist will configure and support Cisco core, distribution, and access switches, manage routing protocols such as BGP and EIGRP, and lead lifecycle planning, including hardware refresh management.
  • The role also covers the deployment and support of wireless LAN infrastructure, ensuring secure wireless access with 802.1X, WPA3, and NAC integration for both office and utility environments. The specialist will engineer and maintain Cisco ASA firewalls, implement VPNs and access control policies, configure high-availability (HA) solutions, integrate with SIEM platforms, and conduct firewall rulebase reviews, optimization, and documentation.
  • Operational responsibilities include ongoing monitoring, troubleshooting, and break/fix support for all Cisco infrastructure across IT and OT networks. The specialist will proactively tune performance, validate configurations, respond to hardware/software issues, and maintain detailed runbooks, SOPs, and configuration repositories. They will also support hardware refresh planning, IOS/firmware upgrades, and software version alignment.
  • Finally, the Network Specialist will support compliance and documentation efforts by implementing and maintaining controls aligned with NERC CIP-005, CIP-007, and CIP-010 standards. This includes firewall rule review, logging, and access control policies, as well as maintaining accurate network documentation of topologies, IP address schemes, VLANs, firewall rules, ACLs, and zone segmentation. The specialist will assist with audit preparation, configuration review reports, and provide technical evidence for regulatory and cybersecurity audits, while supporting change management processes with configuration tracking, rollback documentation, and review logs.

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