LEGAL ADVERTISEMENT
Fort Defiance, Apache County
Arizona
NAVAJO TRIBAL UTILITY AUTHORITY
REQUEST FOR PROPOSAL
FIREWALL AND SWITCHES FOR ELECTRICAL
OPERATIONS (RE-SOLICITATION)
Navajo Tribal Utility Authority (NTUA) is hereby contacting qualified suppliers to modernize the
current networking and security infrastructure including equipment and software/firmware
surrounding NTUA’s existing SCADA infrastructure.
Instructions and Scope of Work can be obtained from Avis Jimm, Contract Administrator, at (928)
729-6243 or by email avisj@ntua.com or at NTUA Purchasing Department, North Navajo Route
12, Fort Defiance, Arizona.
Proposal and Cost shall each be submitted in separate sealed envelopes clearly marked:
for the Proposal “DO NOT OPEN – FIREWALL AND SWITCHES FOR ELECTRICAL
OPERATIONS - RE-SOLICITATION (PROPOSAL)” and for the Cost “DO NOT OPEN –
FIREWALL AND SWITCHES FOR ELECTRICAL OPERATIONS - RE-
SOLICITATION (COST)” and received by November 21, 2025 @ 5:00 p.m. (DST). No late,
facsimiled, or electronic mailed bids will be accepted.
To ensure delivery by the due date and time, all proposals should be addressed to:
PHYSICAL ADDRESS:
Navajo Tribal Utility Authority
ATTN: Avis Jimm, Purchasing Department
North Navajo Route 12 (Fed Ex/UPS/Hand-Deliver)
Fort Defiance, Arizona 86504
Preference will be applied in accordance with the Navajo Business and Procurement Act (12
N.N.C. § 1501 et seq.); the Navajo Nation Procurement Act (12 N.N.C. § 301 et seq.); the Navajo
Nation Business Opportunity Act (5 N.N.C. § 201 et seq.) and other applicable statutory and
regulatory requirements. Proposers must submit evidence of their Preference Priority Certification
if applicable.