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Keywords: IT Systems Engineer - Top Secret Clearance, Location: USA

Page: 1

RF Engineer - Antenna (Level III) - Top Secret clearance

to RF engineering requirements Knowledge of RF communications systems link budget analysis. Active Top Secret clearance..., our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 27 Jan 2026
Salary: $101000 - 178135 per year

Senior RF Engineer (Level III) - Top Secret clearance

will be required to possess Top Secret clearance. For this position, applicants must possess a currently Active Top Secret security clearance..., our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 27 Jan 2026
Salary: $101000 - 178135 per year

Cybersecurity Engineer

. Travel: Negligible Clearance: An ACTIVE Top Secret Clearance is required for this position. Applicants selected.... US Citizenship is required to obtain a clearance. Requirements: Active Top Secret Security Clearance and SCI eligible Builds...

Company: SimVentions
Location: Virginia Beach, VA
Posted Date: 07 Jan 2026
Salary: $80000 - 130000 per year

Systems Engineer

experience may be considered in lieu of a degree. Interim Top-Secret clearance is required with ability to obtain a Final Top...Description The Leidos Security and Engineering Programs (SEP) is seeking a Systems Engineer for the Center...

Company: Leidos
Location: Washington DC
Posted Date: 21 Jan 2026
Salary: $87100 - 157450 per year

Systems Engineer

experience may be considered in lieu of a degree. Interim Top-Secret clearance is required with ability to obtain a Final Top...Description The Leidos Security and Engineering Programs (SEP) is seeking a Systems Engineer for the Center...

Company: Leidos
Location: Annandale, VA
Posted Date: 21 Jan 2026
Salary: $87100 - 157450 per year

Systems Engineer

experience may be considered in lieu of a degree. Interim Top-Secret clearance is required with ability to obtain a Final Top...Description The Leidos Security and Engineering Programs (SEP) is seeking a Systems Engineer for the Center...

Company: Leidos
Location: Washington DC
Posted Date: 21 Jan 2026
Salary: $87100 - 157450 per year

IT Systems Engineer - Top Secret Clearance

ultimate goal of enabling human life on Mars. IT SYSTEMS ENGINEER - TOP SECRET CLEARANCE SpaceX is looking for a Systems... situations. ADDITIONAL REQUIREMENTS: Active Top Secret or TS/SCI with Polygraph. Note that an active clearance may provide...

Company: SpaceX
Location: USA
Posted Date: 07 Nov 2025
Salary: $120000 - 160000 per year

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

a Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance to join our team in Washington, District of Columbia... of experience in Information Technology (IT) and/or Information Security (IS). Active Top Secret Security Clearance About NTT...

Company: NTT Data
Location: Washington
Posted Date: 04 Feb 2026

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

a Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance to join our team in Washington, District of Columbia... of experience in Information Technology (IT) and/or Information Security (IS). Active Top Secret Security Clearance About NTT...

Company: NTT Data
Location: Washington DC
Posted Date: 04 Feb 2026

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

a Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance to join our team in Washington, District of Columbia... of experience in Information Technology (IT) and/or Information Security (IS). Active Top Secret Security Clearance About NTT...

Company: NTT Data
Location: Washington DC
Posted Date: 03 Feb 2026

G2 Directory Services Engineer / Senior Systems Administrator | Active Top Secret clearance

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able... to Obtain: Top Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications...

Company: General Dynamics
Location: USA
Posted Date: 31 Jan 2026
Salary: $111155 - 150385 per year

Senior System Engineer w/Top Secret Clearance

(CCNA) Clearance Top SecretIT-I (Tier 5) must be able to attain SCI and HCS/G/NATO read-on/access. Overview... focus. WORK AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Top Secret clearance OTHER DUTIES Please note...

Company: TekSynap
Location: Fort Belvoir, VA
Posted Date: 28 Jan 2026

Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance

Technology (IT) and/or Information Security (IS). Active Top Secret Security Clearance... and prevent recurrence. Bechlors degree in information technology, cybersecurity, data science, information systems, or computer...

Company: NTT Data
Location: Washington DC
Posted Date: 04 Feb 2026

Linux ​System Administrator- Top Secret Clearance Required

must have an active Top Secret or Q security clearance to qualify. System Installation and Configuration a. Install, configure..., or Similar education / work experience via Buyer approval. Active Top Secret or Q security clearance Preferred Certification...

Posted Date: 12 Feb 2026
Salary: $105000 - 120000 per year

Cyber Security Engineer I/II/III – Top Secret Clearance | Norfolk, VA

Cyber Security Engineer I/II/III – Top Secret Clearance | Norfolk, VA Cambridge International Systems, Inc... Top Secret security clearance. Proficient with modern IT tools and infrastructure technologies * Develops technical...

Posted Date: 07 Jan 2026

Senior RF Engineer (Level III) - Top Secret clearance

, selected candidates will be required to possess Top Secret clearance. For this position, applicants must possess a currently... Active Top Secret security clearance to be considered. Selected candidates will be required to obtain, and maintain a TS/SCI...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 14 Feb 2026

Senior RF Engineer (Level III) - Top Secret clearance

, selected candidates will be required to possess Top Secret clearance. For this position, applicants must possess a currently... Active Top Secret security clearance to be considered. Selected candidates will be required to obtain, and maintain a TS/SCI...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 13 Feb 2026

RF Engineer - Top Secret clearance

will be required to possess Top Secret clearance. For this position, applicants must possess a currently Active Top Secret security clearance... to be considered. Selected candidates will be required to obtain, and maintain, Top Secret with adjudicated SCI Eligibility (TS/SCI...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 11 Feb 2026
Salary: $95300 - 165255 per year

Laser Communication Engineer (Level IV) - Top Secret clearance

. Technical training or coursework with fiber optic or free space optical communication (laser communication) Active Top Secret...LMCareers Business Unit SPACE Security Clearance TS/SCI Shift First Direct/Indirect Direct Business...

Company: Lockheed Martin
Location: Littleton, CO
Posted Date: 06 Feb 2026

GNC Engineer - Top Secret Clearance

ultimate goal of enabling human life on Mars. GNC ENGINEER - TOP SECRET CLEARANCE As a guidance, navigation, and control...: This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment...

Company: SpaceX
Location: USA
Posted Date: 04 Feb 2026
Salary: $120000 - 145000 per year