Lockheed MartinSenior Dev Sec Ops Engineer - Level 3 (Top Secret Required)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinDev Sec Ops Engineer - Level 2 (Top Secret Required)King of Prussia, Pennsylvania,full timeMid Levelposted 3 months agoApply
Lockheed MartinSenior Dev Sec Ops Engineer (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified May 29, 2026posted 4 months agoApply
Lockheed MartinDev Sec Ops Engineer (Top Secret)King of Prussia, Pennsylvania,full timeposted last monthApply
Lockheed MartinDev Sec Ops Engineer Staff (Top Secret)King of Prussia, Pennsylvania,full timeposted last monthApply
Lockheed MartinDev Sec Ops Engineer Staff (Top Secret)King of Prussia, Pennsylvania,full timeposted last monthApply
Lockheed MartinSenior Infrastructure Engineer - Level 3 (Top Secret Required)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 - Top Secret Clearance RequiredKing of Prussia, Pennsylvania,full timeSeniorverified May 31, 2026posted 4 months agoApply
Lockheed MartinSenior Infrastructure Engineer - Level 3 (Top Secret Required)King of Prussia, Pennsylvania,full timeSeniorposted 3 months agoApply
Lockheed MartinSenior Dev Sec Ops Engineer - Level 3 (TS/SCI)King of Prussia, Pennsylvania,full timeSeniorverified May 29, 2026posted 3 months agoApply
Lockheed MartinSenior Dev Sec Ops Engineer - Level 3 (TS/SCI)King of Prussia, Pennsylvania,full timeSeniorposted last monthApply
Lockheed MartinSenior Systems Engineer, Level 3 -Top Secret Clearance RequiredKing of Prussia, Pennsylvania,full timeSeniorverified May 22, 2026posted 4 months agoApply
Lockheed MartinSystem Engineer Sr - Level 3 - Top Secret Clearance RequiredKing of Prussia, Pennsylvania,full timeSeniorposted 2 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified Jun 12, 2026posted 3 months agoApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeposted last monthApply
Lockheed MartinSoftware Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeposted last monthApply
Lockheed MartinSystems Engineer Sr - Level 3 (Top Secret)King of Prussia, Pennsylvania,full timeSeniorverified Jun 13, 2026posted 3 months agoApply
Lockheed MartinSenior Dev Sec Ops EngineerBoulder, CO, / King of Prussia, Pennsylvania, United States / Littleton, Colorado, United Statesfull timeSenior$97.1K–171.2Kposted last monthApply
Lockheed MartinDev Sec Ops Engineer - Level 2 (TS/SCI)King of Prussia, Pennsylvania,full timeMid Levelverified Jun 13, 2026posted 4 months agoApply
Lockheed MartinDev Sec Ops EngineerCOLORADO SPRINGS, Colorado,full timeMid Level$79.7K–140.5Kverified May 16, 2026posted 3 months agoApply
Lockheed MartinDev Sec Ops EngineerBoulder, Colorado, / Longmont, Colorado, United Statesfull timeMid Level$97.1K–171.2Kposted 3 months agoApply
Lockheed MartinDev Sec Ops EngineerBoulder, Colorado, / Longmont, Colorado, United Statesfull timeEntry Level$79.7K–140.5Kverified Jun 13, 2026posted 3 months agoApply