Network Systems Admin
Boulder, CO, 80301
Apply now: Network Systems Administrator, Hybrid (Boulder, CO). Start date is ASAP for this 3-month contract position (with option to extend).
Job Title: Network Systems Administrator
Location-Type: Hybrid, Boulder, CO (onsite first week for onboarding, flexible onsite as needed)
Start Date: ASAP
Duration: Contract, 3 months with option to extend
Compensation Range: $49/hr to $66/hr on W2
Benefits: Eligible for medical, dental, vision, and 401(k)
Visa Sponsorship: Not eligible for visa sponsorship
Job Description:
The client is seeking an experienced Network Systems Administrator to support the design, implementation, and maintenance of IT/OT network infrastructure for a new demonstration facility, serving as a key technical resource for hands on implementation, commissioning, and escalation support.
Job Summary
- Design, implement, and maintain network infrastructure including LANs, WANs, VPNs, and wireless networks across IT and OT environments
- Configure and troubleshoot network devices including routers, switches, firewalls, and load balancers, with a focus on Palo Alto, Cisco, Siemens, and Meraki platforms
- Develop and support OT network segmentation and DMZ design, including connectivity for SCADA, Ignition adjacent systems, and PLC controllers
- Manage and administer server infrastructure including physical servers, virtual machines, and storage systems, supporting Proxmox VM migration and Scale Computing/Windows Server environments
- Monitor network performance and security, identifying and resolving issues promptly, including extended hours or occasional after hours escalations
- Review existing OT documentation and perform hands on implementation to support commissioning activities at the demonstration facility
- Collaborate with cross functional teams to plan and execute IT/OT projects, and document network configurations, procedures, and troubleshooting steps
Minimum Requirements:
- 7 years of progressive experience in network administration with demonstrated IT/OT networking expertise
- Hands on experience with Palo Alto firewalls, including configuration, troubleshooting, and OT segmentation/DMZ design
- Proficiency with Cisco switching and Meraki networking and wireless solutions
- Experience with Siemens networking switches in a manufacturing, plant, or operational technology environment
- Solid understanding of OT network concepts including PLC controllers, plant networks, and OT vs traditional IT network architecture
- Strong knowledge of networking protocols and technologies including TCP/IP, DNS, DHCP, VLANs, routing, and switching
Preferred Qualifications:
- Experience with virtualization platforms such as Proxmox, VMware, or Hyper-V, including VM migration
- Familiarity with Scale Computing or Windows Server infrastructure administration
- Experience supporting SCADA systems or Ignition adjacent connectivity in an OT environment
- Knowledge of secure remote access solutions in industrial or manufacturing environments
- Scripting or automation experience using Python, PowerShell, or similar tools
- Relevant certifications such as CCNP, CompTIA Network , Security , or equivalent
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