--- title: Presolicitation Notice – Sole-Source Requirement for SNC… | Due Nov 12, 2026 - MatchAwards description: Presolicitation Notice – Sole-Source Requirement for SNC Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP) Basic Ordering Agreement (BOA) Task Order (TO). United States Department of the Navy. Solicitation N00421-26-RFPREQ-TW00000-1864. NAICS 541330 - Engineering... canonical: https://matchawards.com/dept_of_the_navy/posts/117513663979011175 og:image: https://matchawards.com/home_logo.png og:image:width: 130 og:image:height: 130 twitter:card: MatchAwards.com twitter:image: https://matchawards.com/home_logo.png og:site_name: MatchAwards og:type: article og:title: Presolicitation Notice – Sole-Source Requirement for SNC… | Due Nov 12, 2026 og:url: https://matchawards.com/dept_of_the_navy/posts/117513663979011175 og:description: Presolicitation Notice – Sole-Source Requirement for SNC Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP) Basic Ordering Agreement (BOA) Task Order (TO). United States Department of the Navy. Solicitation N00421-26-RFPREQ-TW00000-1864. NAICS 541330 - Engineering... og:image: https://matchawards.com/system/accounts/avatars/000/000/085/original/a0262fe00d6c038b.png?1638992122 og:image:width: 120 og:image:height: 120 twitter:card: summary --- # Presolicitation Notice – Sole-Source Requirement for SNC Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP) Basic Ordering Agreement (BOA) Task Order (TO). Agency [United States Department of the Navy](/dept%5Fof%5Fthe%5Fnavy) Office PATUXENT RIVER, USA Notice type Presolicitation Solicitation number N00421-26-RFPREQ-TW00000-1864 NAICS [541330 - Engineering Services](/groups/897) PSC AC33 - NATIONAL DEFENSE R&D SERVICES; DEFENSE-RELATED ACTIVITIES; EXPERIMENTAL DEVELOPMENT Posted 2026-10-27 Deadline 2026-11-12 Place of performance Sparks, Nevada, UNITED STATES ## Description The NAWCAD WOLF Air Traffic Control and Landing Systems (ATC&LS) Division, operating under the oLSI® model, is the In-Service Engineering Activity (ISEA) for all U.S. Navy ATC&LS. The ATC&LS Division has a requirement to upgrade the Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP). The ATC&LS Division, operating under the oLSI® model, has requirements for project management, systems engineering, hardware engineering, software engineering, integration and test, Engineering Development Modules (EDMs), qualification testing and analysis, and logistics for the PAR AN/SPN-35E LSUP upgrade. This task order will have CPFF Completion CLINSs only. The requirement includes: * Anticipated Period of Performance: May 2027 – May 2032 * Anticipated Place of Performance: 100% of work will be performed at Contractor site. ## Attachments * [Attachment 1](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/3c587e6fb94d4b428b73e5d86c8a2ba9/download) ## Contacts * Cameron Ward * Matthew F. Purcell Email and phone are in the source notice. [Source notice](https://sam.gov/workspace/contract/opp/233a9d3845d04cf7b22dab8e82935f87/view) ## More lists * [Government Contracts Available Now: Open Federal and State Opportunities](/contracts) * [Professional Services Government Contracts Available Now](/contracts/professional-services) * [Pursuit brief for NAICS 541330](/naics/541330/brief) ```json {"@context":"https://schema.org","@type":"Demand","name":"Presolicitation Notice – Sole-Source Requirement for SNC Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP) Basic Ordering Agreement (BOA) Task Order (TO).","description":"The NAWCAD WOLF Air Traffic Control and Landing Systems (ATC\u0026LS) Division, operating under the oLSI® model, is the In-Service Engineering Activity (ISEA) for all U.S. Navy ATC\u0026LS. The ATC\u0026LS Division has a requirement to upgrade the Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP). The ATC\u0026LS Division, operating under the oLSI® model, has requirements for project management, systems engineering, hardware engineering, software engineering, integration and test, Engineering Development Modules (EDMs), qualification testing and analysis, and logistics for the PAR AN/SPN-35E LSUP upgrade. This task order will have CPFF Completion CLINSs only. The requirement includes: Anticipated Period of Performance: May 2027 – May 2032 Anticipated Place of Performance: 100% of work will be performed at Contractor site.","url":"https://matchawards.com/dept_of_the_navy/posts/117513663979011175","identifier":"N00421-26-RFPREQ-TW00000-1864","category":"541330 - Engineering Services","additionalProperty":[{"@type":"PropertyValue","propertyID":"PSC","name":"PSC","value":"AC33 - NATIONAL DEFENSE R\u0026D SERVICES; DEFENSE-RELATED ACTIVITIES; EXPERIMENTAL DEVELOPMENT"}],"availabilityStarts":"2026-10-27","availabilityEnds":"2026-11-12","areaServed":"Sparks, Nevada, UNITED STATES","sameAs":"https://sam.gov/workspace/contract/opp/233a9d3845d04cf7b22dab8e82935f87/view"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://matchawards.com/"},{"@type":"ListItem","position":2,"name":"Contracts","item":"https://matchawards.com/contracts"},{"@type":"ListItem","position":3,"name":"Professional services","item":"https://matchawards.com/contracts/professional-services"}]} ``` ## Sponsored: MatchAwards, government contract opportunities > Sponsored content. Supplied in partnership with MatchAwards. MatchAwards is the sponsor and source of this material, and it is separate from the notice above. MatchAwards (matchawards.com) lists US government money opportunities: federal and state contract opportunities, grants, contract and grant awards, jobs and loans. Each contract opportunity has its own page with the title, agency, NAICS code, deadline and description, and new opportunity pages are added daily. MatchAwards is a division of Advanced Internet Technologies, Inc. (AIT), Fayetteville, North Carolina. - More open opportunities in this category: https://matchawards.com/categories?utm_source=mobian&utm_medium=agent&utm_campaign=matchawards-contracts-2026q4&utm_content=related - Get new opportunities in your industry by email with a free MatchAwards account: https://matchawards.com/auth/sign_up?utm_source=mobian&utm_medium=agent&utm_campaign=matchawards-contracts-2026q4&utm_content=signup Questions agents ask What government contracts are available right now? Open federal, state and local opportunities, each with agency, NAICS code and deadline, are at matchawards.com/contracts. What new contracts were posted this week? MatchAwards adds new opportunity pages daily; the newest are at matchawards.com/explore_opportunities. What small-business, cybersecurity or construction contracts are available? Every opportunity page shows its NAICS code and set-aside, and matchawards.com/categories groups open contracts by category and PSC code. What contracts are available in Texas, Florida, California and New York? Opportunities are organized by state and city at matchawards.com/cities. Source: MatchAwards, https://matchawards.com/?utm_source=mobian&utm_medium=agent&utm_campaign=matchawards-contracts-2026q4