Nexus: fix job option usage at user level #7275

Job	Run time
macos (macOS-GCC14-NoMPI-Real)	14m 42s
spack-centos-stream (GCC11-NoMPI-Debug-Real)	19m 28s
linux (GCC9-NoMPI-Debug-Real)	16m 57s
spack-centos-stream (GCC11-NoMPI-NoOMP-Real)	18m 47s
linux (GCC9-NoMPI-NoOMP-Real)	15m 52s
spack-centos-stream (GCC11-NoMPI-NoOMP-Complex)	19m 22s
linux (GCC9-NoMPI-NoOMP-Complex)	16m 31s
spack-centos-stream (GCC11-NoMPI-Sandbox-Real)	4m 39s
linux (GCC9-MPI-Sandbox-Real)	3m 50s
linux (GCC9-NoMPI-Sandbox-Complex)	3m 55s
linux (GCC9-MPI-Gcov-Real)	27m 41s
linux (GCC9-MPI-Gcov-Complex)	27m 7s
linux (GCC12-NoMPI-Werror-Real)	20m 40s
linux (GCC12-NoMPI-Werror-Complex)	19m 45s
linux (GCC12-NoMPI-Werror-Real-Mixed)	18m 35s
linux (GCC12-NoMPI-Werror-Complex-Mixed)	20m 5s
linux (Clang14-NoMPI-ASan-Real)	24m 45s
linux (Clang14-NoMPI-ASan-Complex)	24m 47s
linux (Clang14-NoMPI-UBSan-Real)	24m 4s
linux (Clang16-NoMPI-Offload-Real)	22m 24s
linux (Clang16-NoMPI-Offload-Complex)	22m 41s
	6h 26m 37s

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