Определить максимальное число

7369 JOHN      Q SMITH     CLERK       RESEARCH   DALLAS   800
7499 KEVIN     J ALLEN     SALESPERSON SALES      CHICAGO  1600
7505 JEAN      K DOYLE     MANAGER     SALES      NEW-YORK 2850
7506 LYNN      S DENNIS    MANAGER     SALES      DALLAS   2750
7507 LESLIE    D BAKER     MANAGER     OPERATIONS NEW-YORK 2200
7521 CYNTHIA   D WARD      SALESPERSON SALES      CHICAGO  1250
7555 DANIEL    T PETERS    SALESPERSON SALES      NEW-YORK 1250
7557 KAREN     P SHAW      SALESPERSON SALES      NEW-YORK 1250
7560 SARAH     S DUNCAN    SALESPERSON SALES      DALLAS   1250
7564 GREGORY   J LANGE     SALESPERSON SALES      DALLAS   1250
7566 TERRY     M JONES     MANAGER     RESEARCH   DALLAS   2975
7569 CHRIS     L ALBERTS   MANAGER     RESEARCH   NEW-YORK 3000
7600 RAYMOND   Y PORTER    SALESPERSON SALES      NEW-YORK 1250
7609 RICHARD   M LEWIS     STAFF       OPERATIONS DALLAS   1800
7654 KENNETH   J MARTIN    SALESPERSON SALES      CHICAGO  1250
7676 DENISE    D SOMMERS   STAFF       OPERATIONS CHICAGO  1850
7698 MARION    S BLAKE     MANAGER     SALES      CHICAGO  2850
7782 CAROL     F CLARK     MANAGER     ACCOUNTING NEW-YORK 2450
7788 DONALD    T SCOTT     ANALYST     RESEARCH   DALLAS   3000
7789 LIVIA     N WEST      SALESPERSON SALES      DALLAS   1500
7799 MATTHEW   G FISHER    ANALYST     RESEARCH   NEW-YORK 3000
7820 PAUL      S ROSS      SALESPERSON SALES      BOSTON   1300
7839 FRANCIS   A KING      PRESIDENT   ACCOUNTING NEW-YORK 5000
7876 DIANE     G ADAMS     CLERK       RESEARCH   DALLAS   1100
7900 FRED      S JAMES     CLERK       SALES      CHICAGO  950
7902 JENNIFER  D FORD      ANALYST     RESEARCH   DALLAS   3000
7916 GRACE     M ROBERTS   ANALYST     RESEARCH   NEW-YORK 2875
7919 MICHAEL   A DOUGLAS   CLERK       RESEARCH   NEW-YORK 800
7934 BARBARA   M MILLER    CLERK       ACCOUNTING NEW-YORK 1300
7950 ALICE     B JENSEN    CLERK       SALES      NEW-YORK 750
7954 JAMES     T MURRAY    CLERK       SALES      DALLAS   750

BEGIN { maxzp=0 } 
END { 
for (i=0; i<=nn; i++ )
{
if ( buf[i]="MANAGER" && maxzp<zp[i] ) maxzp=zp[i]; 
}
print maxzp; /* Выводим макс. зп. */
}
{
zp[nn]=$8; /* Считываем зарплату */
buf[nn]=$5; /* Считываем должность */
nn++;  /* Кол-во строк */
}

[admin@localhost bash]$ cat file 
7369 JOHN      Q SMITH     CLERK       RESEARCH   DALLAS   800
7499 KEVIN     J ALLEN     SALESPERSON SALES      CHICAGO  1600
7505 JEAN      K DOYLE     MANAGER     SALES      NEW-YORK 2850
7506 LYNN      S DENNIS    MANAGER     SALES      DALLAS   2750
7507 LESLIE    D BAKER     MANAGER     OPERATIONS NEW-YORK 2200
7521 CYNTHIA   D WARD      SALESPERSON SALES      CHICAGO  1250
7555 DANIEL    T PETERS    SALESPERSON SALES      NEW-YORK 1250
7557 KAREN     P SHAW      SALESPERSON SALES      NEW-YORK 1250
7560 SARAH     S DUNCAN    SALESPERSON SALES      DALLAS   1250
7564 GREGORY   J LANGE     SALESPERSON SALES      DALLAS   1250
7566 TERRY     M JONES     MANAGER     RESEARCH   DALLAS   2975
7569 CHRIS     L ALBERTS   MANAGER     RESEARCH   NEW-YORK 3000
7600 RAYMOND   Y PORTER    SALESPERSON SALES      NEW-YORK 1250
7609 RICHARD   M LEWIS     STAFF       OPERATIONS DALLAS   1800
7654 KENNETH   J MARTIN    SALESPERSON SALES      CHICAGO  1250
7676 DENISE    D SOMMERS   STAFF       OPERATIONS CHICAGO  1850
7698 MARION    S BLAKE     MANAGER     SALES      CHICAGO  2850
7782 CAROL     F CLARK     MANAGER     ACCOUNTING NEW-YORK 2450
7788 DONALD    T SCOTT     ANALYST     RESEARCH   DALLAS   3000
7789 LIVIA     N WEST      SALESPERSON SALES      DALLAS   1500
7799 MATTHEW   G FISHER    ANALYST     RESEARCH   NEW-YORK 3000
7820 PAUL      S ROSS      SALESPERSON SALES      BOSTON   1300
7839 FRANCIS   A KING      PRESIDENT   ACCOUNTING NEW-YORK 5000
7876 DIANE     G ADAMS     CLERK       RESEARCH   DALLAS   1100
7900 FRED      S JAMES     CLERK       SALES      CHICAGO  950
7902 JENNIFER  D FORD      ANALYST     RESEARCH   DALLAS   3000
7916 GRACE     M ROBERTS   ANALYST     RESEARCH   NEW-YORK 2875
7919 MICHAEL   A DOUGLAS   CLERK       RESEARCH   NEW-YORK 800
7934 BARBARA   M MILLER    CLERK       ACCOUNTING NEW-YORK 1300
7950 ALICE     B JENSEN    CLERK       SALES      NEW-YORK 750
7954 JAMES     T MURRAY    CLERK       SALES      DALLAS   750
[admin@localhost bash]$ sort -n -k8 file | grep MANAGER | tail -n 1
7569 CHRIS     L ALBERTS   MANAGER     RESEARCH   NEW-YORK 3000

grep -m 1 MANAGER

awk '$8>max&&$5=="MANAGER"{max=$8;line=$0}END{print line}'