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Top Secret / SCI Clearance IT - Software Jobs

Top Secret/SCI IT - Software

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Top Secret / SCI IT - Software Jobs requiring security clearance

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System Engineer (Levels I - VI)

New
JASINT Consulting and Technologies, LLC
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Annapolis, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

Job Title: System Engineer (Levels I - VI) Location(s): Annapolis Junction, Maryland Hours: Regular Full-Time Salary Range: $130k/yr - $232k/yr Clearance Requirements This position requires a current ...

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Principal/Sr Principal Engineer Systems

New
Northrop Grumman
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Fairfax, VA(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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Principal/Sr Principal Engineer Systems

New
Northrop Grumman
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Linthicum Heights, MD(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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Principal/Sr Principal Engineer Systems

New
Northrop Grumman
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Morrisville, NC(On-Site/Office)
Posted yesterday
TS/SCI
CI Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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Software Engineer

New
T-Rex Solutions LLC
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Hanover, MD(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

T-Rex is looking for a talented Software Engineer to work on a program in the Hanover, Maryland area in support of the Intelligence Community. Responsibilities: This Position Is An Onsite Role The Sof...

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MBSE Systems Engineer (Level 3 or 4)

New
Northrop Grumman
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San Antonio, TX(On-Site/Office)
Posted 2 days ago
TS/SCI
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revol...

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Associate Computer Systems Architect/Computer Systems Architect

New
Northrop Grumman
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Manhattan Beach, CA(On-Site/Office)
Posted 2 days ago
TS/SCI
Not Specified

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible o...

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Senior Mission Protection Systems Engineer (Onsite)

New
RTX
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Springfield, VA(On-Site/Office)
Posted 2 days ago
TS/SCI
Polygraph

Date Posted:2026-04-03Country:United States of AmericaLocation:US-VA-SPRINGFIELD-8350-CUST ~ 8350 Alban Rd ~ ALBAN (External Site)Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration St...

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Senior Software DevOps Developer - TS/SCI Poly required

New
Emtak LLC
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Annapolis Junction, MD(On-Site/Office)
Annapolis Junction(On-Site/Office)
Posted 2 days ago
TS/SCI
Full Scope Polygraph

Senior Software DevOps Developer - TS/SCI Poly required Annapolis Junction, MD Apply Now Senior Software DevOps Developer Location: Columbia, MD Clearance Required: Active TS/SCI with Polygraph (mus...

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Software Engineer 3

New
Cornerstone Defense
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Annapolis, MD(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

Title: Software Engineer 3 Location: Annapolis Junction, MD Compensation Range: $215 -$235K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Emplo...

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Machine Learning Software Engineer

New
Shield Consulting Solutions
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Annapolis Junction, MD(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

**Active TS/SCI w/Polygraph REQUIRED** Please do not apply if you do not currently possess this level of clearance. ---------- Telework: None Basic Requirements: 14 years of experience as a sof...

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System Engineer (SE) Skill Level 3 [D.26.0087]

New
Dover Networks LLC
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MD(On-Site/Office)
Posted 3 days ago
TS/SCI
Full Scope Polygraph

Requires Top Secret/SCI with Full Scope Poly Salary Range: $256k-$280k per year with an additional $64k-$70k in immediately vested company 401(k) contributions Description: You will combine analytic...

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Systems Engineer

New
Booz Allen Hamilton
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Chantilly, VA(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

Job Number: R0237093Systems Engineer The Opportunity :Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact in national security? You understa...

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Systems Engineer - AI/ML Ops

New
Red Arch Solutions
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Fort Meade, MD(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

Active TS/SCI with Polygraph required. Position Description:Red Arch Solutions is seeking a Systems Engineer in Ft. Meade, Maryland. The Systems Engineer should have some knowledge and experience with...

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Senior Systems Engineer - AI/ML Ops

New
Red Arch Solutions
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Fort Meade, MD(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

Active TS/SCI with Polygraph required. Position Description:Red Arch Solutions is seeking a Senior Systems Engineer in Ft. Meade, Maryland. The Systems Engineer should have some knowledge and experien...

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Software Engineer

New
CACI
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Sterling, VA(On-Site/Office)
Posted 3 days ago
TS/SCI
Polygraph

Job Title: Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required:Type of Travel:* ...

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Software Engineer [$233k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
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Annapolis Junction, MD(On-Site/Office)
Posted 3 days ago
2+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design and develop software solutions to process and transform complex, unstruct...

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Software Engineer [$254k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
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Annapolis Junction, MD(On-Site/Office)
Posted 3 days ago
5+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, implement, and optimize robust data ingress and egress pathways. •...

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Systems Engineer - Mid-Level

New
Assured Consulting Solutions
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Chantilly, VA(On-Site/Office)
Posted 3 days ago
TS/SCI
CI Polygraph

Job Status: Position is funded and contingent upon acceptance by customer Location: Springfield, Virginia or Chantilly, Virginia (on site) Clearance Required: Must be a U.S. Citizen and possess a ...

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Expert Systems Engineer

New
Assured Consulting Solutions
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Springfield, VA(On-Site/Office)
Posted 3 days ago
TS/SCI
CI Polygraph

Job Status: Position is funded/immediately available and contingent upon acceptance by customer Location: Springfield, Virginia (on-site) Clearance Required: Must be a U.S. Citizen and possess a c...

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