Principal Systems Engineer, III

E-INFOSOL LLC

Principal Systems Engineer III for E-INFOSOL designing and maintaining data center networking infrastructure. Requires active Top-Secret clearance and extensive networking experience.

Posted 4/28/2026full-timePocatello • Alabama, Idaho, Virginia, West Virginia • 🇺🇸 United StatesLeadWebsite

About the role

Key responsibilities & impact

Design, implementation and ongoing support of the Networking Infrastructure within and between data centers.
Serve as the advanced matter expert for all data center network environments.
Create and maintain network infrastructure for both bare-metal and virtual machines with the appropriate LAN, WAN, vLAN, SDN, firewall and load balancer configurations.
Provision/configure the required networking for servers and applications.
Evaluate, improve, and maintain the information security throughout the data center network infrastructure.
Monitor and correct network issues and create recovery processes for failures and performance bottlenecks.
Provide real-time alerts for network problem issues and implement proactive solutions for future problems.

Requirements

What you’ll need

Active Top-Secret clearance with capability to obtain SCI/CI Poly if needed to meet contract requirements.
Bachelor’s Degree in Computer Science or a related field of study
Minimum 6 years of experience in a similar position with a large organization
Minimum of Cisco Certified Design Professional (CCDP), or Cisco Certified Network Associate (CCNA), or DevNet Associate certifications

Benefits

Comp & perks

Medical –100% company paid premiums for employees with dependent options.
Dental and Vision
Retirement Savings (401k) up to 4% match
Health Savings Account (HSA), FSA and DCFSA
Company-paid Short/Long-term disability (w/ additional supplemental options)
Company-paid Life and AD&D (w/ additional supplemental options)
Generous Paid Time Off and ALL 11 Federal Holidays
Legal and Identity Protection Services
Bonuses for certifications and reimbursement
Employee Perks: UberOne, Company Outings (Sporting events, Happy Hours, etc.), Discounts on services including Pet Insurance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

network infrastructure designnetwork implementationLAN configurationWAN configurationvLAN configurationSDN configurationfirewall configurationload balancer configurationnetwork monitoringinformation security

Soft Skills

problem-solvingproactive solutionscommunicationteam collaborationanalytical thinking

Certifications

Top-Secret clearanceCisco Certified Design Professional (CCDP)Cisco Certified Network Associate (CCNA)DevNet Associate