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IT - Software Jobs

IT - Software

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IT - Software Jobs requiring security clearance

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Mechanical Responsible Systems Engineer

New
Lockheed Martin
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Highlands Ranch, CO(On-Site/Office)
Posted today
Top Secret
Not Specified

Job Number 715988BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

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Software Engineer (F35 Displays Applications) - Early Career

New
Lockheed Martin
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Fort Worth, TX(On-Site/Office)
Posted today
Secret
Not Specified

Job Number 715902BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...

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Software Engineer - Early Career

New
Lockheed Martin
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King Of Prussia, PA(On-Site/Office)
Posted today
Top Secret
Not Specified

Job Number 715384BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...

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Systems Engineer

New
NS2 Mission
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Reston, VA(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Are you looking to be a key member of a small team with big mission impact? Do you enjoy working directly with a variety of stakeholders to get mission done? NS2 Mission is seeking a highly motivated,...

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Radar Systems Engineer II

New
RTX
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Fullerton, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-CA-FULLERTON-675 ~ 1801 Hughes Dr ~ BLDG 675Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Radar / Electronic Warfare Software Lead

New
Leidos
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Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

R-00174984Description Looking for an opportunity to make an impact?At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers&...

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2026 Intern - Software Engineer Intern - Onsite (CO)

New
RTX
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Date Posted:2026-02-11Country:United States of AmericaLocation:US-CO-AURORA-S77 ~ 16470 E Hughes Dr ~ BLDG S77Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: T...

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Software Engineer IV

New
Lockheed Martin
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Cape Canaveral, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

Job Number 711968BR Description:This is an exciting opportunity to work on the Fleet Ballistic Missile Program (FBM), a 63-year-old Program with a long-standing history of Mission Success and of a st...

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Senior Systems Engineer (Onsite)

New
RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-AZ-TUCSON-848 ~ 1151 E Hermans Rd ~ BLDG 848Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Radar Systems Engineer II

New
RTX
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Fullerton, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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2026 Full-time - Real-time Embedded Software Engineer - Onsite (

New
RTX
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El Segundo, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...

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Senior System Safety Engineer

New
RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-AZ-TUCSON-807 ~ 1151 E Hermans Rd ~ BLDG 807Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: T...

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Systems Engineer Level 2 - Export Control & Compliance Jurisdict

New
Lockheed Martin
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Fort Worth, TX(On-Site/Office)
Posted today
Secret
Not Specified

Job Number 711713BR Description:The F-35 program is a large, international program involving design, manufacturing, operation, and sustainment of the F-35 air system around the globe utilizing a netw...

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System Engineer II

New
RTX
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Tewksbury, MA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 ConcordPosition Role Type:Onsite U.S. Citizen, U.S. Person, or I...

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Principal Systems Engr - Onsite

New
RTX
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Date Posted:2026-02-11Country:United States of AmericaLocation:US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requireme...

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Systems Engineer Senior

New
Lockheed Martin
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Palmdale, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Job Number 705690BR Description:This position is with our Advanced Development Program (ADP), known as the historic Skunk Works, i Palmdale, CA. We are looking for world-class talent for this positio...

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Systems Engineer I

New
RTX
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White Sands, NM(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-NM-WHITE SANDS-038 ~ RTSC Milepost 186 ~ BLDG LC38, Mars Site, Hwy 70EPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigrat...

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Principal Software Engineer, Embedded Control

New
RTX
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Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-02-11Country:United States of AmericaLocation:US-AL-HUNTSVILLE-315 ~ 315 Bob Heath Dr ~ BOB HEATHPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirement...

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Network Administrator

New
Titan Technologies
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Hurlburt Field, FL(On-Site/Office)
Posted today
TS/SCI
Not Specified

Titan Technologies, LLC (Titan) is seeking an experienced, self-directed, Network Administrator to support the Special Operations Forces Information Technology Enterprise Contract (SITEC) III contract...

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CNO Developer

New
MANTECH
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Hanover, MD(On-Site/Office)
Posted today
TS/SCI
Not Specified

MANTECH seeks a skilled and mission focused CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and dr...

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