Nevada National Security Sites
DE-NA0003624
NNSA's Nevada National Security Sites (NNSS) safely conducts high-hazard operations, testing, and training in support of NNSA, the U.S. Department of Defense, and other agencies. NNSS is run by Mission Support and Test Services, LLC.
Contract No. DE-NA0003624
Operated by Mission Support and Test Services, LLC
Basic term: December 1, 2017 through November 30, 2022
Conformed Contract (Unofficial)
Conformed Contract through Modification 0311
Modifications (Official)
Funding Mods Available Upon Request- MSTS 0306 (05-28-2026)
- MSTS 0303 (06-09-2026)
- MSTS 0300 (04-21-2026)
- MSTS 0295 (03-31-2026)
- MSTS 0294 (02-19-2026)
- MSTS 0289 (12-18-2025)
- MSTS 0288 (01-05-2026)
- MSTS 0286 (01-05-2026)
- MSTS 0285 (11-21-2025)
- MSTS 0284 (02-02-2026)
- MSTS 0281 (11-18-2025)
- MSTS 0279 (09-30-2025)
- MSTS 0276 (09-30-2025)
- MSTS 0270 (09-19-2025)
- MSTS 0269 (09-19-2025)
- MSTS 0266 (07-15-2025)
- MSTS 0265 (03-10-2026)
- MSTS 0264 (06-13-2025)
- MSTS 0260 (06-08-2025)
- MSTS 0259 (05-08-2025)
- MSTS 0252 (05-01-2025)
- MSTS 0255 (04-24-2025)
- MSTS 0251 (04-11-2025)
- MSTS 0246 (02-11-2025)
- MSTS 0236 (10-30-2024)
- MSTS 0235 (10-03-2024)
- MSTS 0234 (09-30-2024)
- MSTS 0231 (11-22-2024)
- MSTS 0228 (08-29-2024)
- MSTS 0227 (08-22-2024)
- MSTS 0226 (07-30-2024)
- MSTS 0225 (07-30-2024)
- MSTS 0224 (07-24-2024)
- MSTS 0219 (06-03-2024)
- MSTS 0218 (06-06-2024)
- MSTS 0217 (05-29-2024)
- MSTS 0216 (05-14-2024)
- MSTS 0203 (12-20-2023)
- MSTS 0200 (12-08-2023)
- MSTS 0195 (10-26-2023)
- MSTS 0194 (09-11-2023)
- MSTS 0190 (08-15-2023)
- MSTS 0184 (07-12-2023)
- MSTS 0181 (11-21-2023)
- MSTS 0180 (05-15-2023)
- MSTS 0175 (03-07-2023)
- MSTS 0169 (01-10-2023)
- MSTS 0168 (01-04-2023)
- MSTS 0167 (12-21-2022)
- MSTS 0164 (12-21-2022)
- MSTS 0161 (12-02-2022)
- MSTS 0160 (04/20/2023)
- MSTS 0159 (11-15-2022)
- MSTS 0155 (09-22-2022)
- MSTS 0152 (08-17-2022)
- MSTS 0151 (08-31-2022)
- MSTS 0144 (06-16-2022)
- MSTS 0143 (06-07-2022)
- MSTS 0142 (10-04-2022)
- MSTS 0140 (05-06-2022)
- MSTS 0138 (04-27-2022)
- MSTS 0127 (02-02-2022)
- MSTS 0126 (01-15-2022)
- MSTS 0123 (12-21-2021)
- MSTS 0121 (01-21-2022)
- MSTS 0109 (09-16-2021)
- MSTS 0108 (07-21-2021)
- MSTS 0106 (06-30-2021)
- MSTS 0104 (06-04-2021)
FY 2026
FY 2025
FY 2024
FY 2023
- FY 2023 Performance Evaluation Summary: Mission Support and Test Services, LLC
- FY 2023 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
FY 2022
- FY 2022 Performance Evaluation Summary: Mission Support and Test Services, LLC
- FY 2022 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
FY 2021
- FY 2021 Performance Evaluation Summary, Mission Support & Test Services, LLC
- FY 2021 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
FY 2020
- FY 2020 Performance Evaluation Summary, Mission Support & Test Services, LLC
- FY 2020 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
FY 2019
- FY 2019 Performance Evaluation Summary, Mission Support & Test Services, LLC
- FY 2019 Fee Determination Letter and Performance Evaluation Report, Mission Support & Test Services, LLC
- FY 2019 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
The previous Nevada Nuclear Security Site contract was held by NSTec. See that information here.
PEMPS and PERs
FY 2018
- FY 2018 Performance Evaluation Report and Fee Determination Letter, Mission Support & Test Services, LLC
- FY 2018 Strategic Performance Evaluation and Measurement Plan, Mission Support & Test Services, LLC
- FY 2018 Performance Evaluation Report and Fee Determination Letter, National Security Technologies, LLC
FY 2017
- FY 2017 Performance Evaluation Report and Fee Determination Letter, National Security Technologies, LLC
- FY 2017 Strategic Performance Evaluation and Measurement Plan, National Security Technologies, LLC
FY 2016
- FY 2016 Performance Evaluation Report and Fee Determination Letter, National Security Technologies, LLC
- FY 2016 Performance Evaluation Plan, National Security Technologies, LLC
FY 2015
- FY 2015 Performance Evaluation Report, National Security Technologies, LLC
- FY 2015 Performance Evaluation Report, Fee Determination Letter, National Security Technologies, LLC
- FY 2015 Performance Evaluation Plan, National Security Technologies, LLC
FY 2014
FY 2014 Performance Evaluation Report, National Security Technologies, LLC
FY 2014 Performance Evaluation Report, Fee Determination Letter, National Security Technologies, LLC
FY 2014 Performance Evaluation Plan, National Security Technologies, LLC
FY 2013
FY 2013 Performance Evaluation Report, National Security Technologies, LLC
FY 2013 Fee Determining Official Letter, National Security Technologies, LLC
FY 2013 Performance Evaluation Plan, National Security Technologies, LLC
FY 2012
FY 2012 Performance Evaluation Plan, National Security Technologies, LLCFY 2012 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2012 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$29,855,764
$28,020,923
93.85%
National Security Technologies, LLC, the management and operating contractor for the Nevada National Security Site, earned an “Excellent” rating in Program, a “Very Good” in Operations and Institutional and Business Management, and 93.85 percent of the possible incentive fee from the National Nuclear Security Administration for its fiscal year 2012 performance.
e@nnsa.doe.gov">NNSA Public Affairs.FY 2011 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2011 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$23,778,080
$22,711,395
95.51%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned an “Excellent” rating and 95.51 percent of the possible incentive fee from the National Nuclear Security Administration for its Fiscal Year 2011 performance.
Among NSTec’s successes:
- Key NNSA mission successes to include start-up of the JASPER facility and execution of the first shot - ahead of schedule and below cost
- Exemplary support to Japan following the disastrous earthquake and tsunami in March 2011
- Achievement of significant schedule accelerations enabling the buy-back of additional Environmental Restoration American Reinvestment and Recovery Act (ARRA) work scope
- Achieving ISO 9001, ISO 14001, and Earned Value Measurement System recertification
- Achieving DOE VPP Superior Star status for the second consecutive year; and the effective handling of seven wild land fires in the summer of FY2011
Among areas for improvement cited by NNSA:
- System Engineering assessments were not consistently scheduled and/or performed to ensure defensible performance in all functional areas
FY 2010 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2010 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$21,963,057
$19,293,505
87.8%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned a “Very Good” rating and 87.8 percent of the possible incentive fee from the National Nuclear Security Administration for its fiscal year 2010 performance.
FY 2009 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2009 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$23,150,112
$21,529,431
93%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned an “Excellent” rating and 93 percent of the possible incentive fee from the National Nuclear Security Administration for its fiscal year 2009 performance.
FY 2008 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2008 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$21,915,495
$20,818,340
95%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned an “Excellent” rating and 95 percent of the possible incentive fee from the National Nuclear Security Administration for its fiscal year 2008 performance.
FY 2007 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2007 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$23,060,224
$19,264,822
83.5%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned a “Very Good” rating and 83.5 percent of the possible incentive fee from the National Nuclear Security Administration for its fiscal year 2007 performance.
FY 2006 National Security Technologies, LLC, PER Summary
SUMMARY OF FY 2006 NATIONAL SECURITY TECHNOLOGIES, LLC, AWARD FEE DETERMINATION
Total Available Fee
Total Fee Earned
%
$5,717,227
$5,431,366
85%
National Security Technologies, LLC (NSTec), the management and operating contractor for the Nevada National Security Site, earned a “Very Good” rating and 85 percent of the possible fixed incentive fee from the National Nuclear Security Administration for its fiscal year 2006 performance.
This was last updated .