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Keywords: Software Engineer - Data Engineer (TS/SCI with Polygraph REQUIRED), Location: Chantilly, VA

Page: 4

Cyber Security Engineer

must have an active TS/SCI security clearance with a Full Scope Polygraph. Applicant MUST hold a permanent U.S. citizenship...Kavaliro is seeking a Cyber Security Engineer to support a client in Virginia. Job Description: Technical Analysis...

Company: Kavaliro
Location: Chantilly, VA
Posted Date: 09 Dec 2025

Facilities Mechanical Engineer

regulations. Basic Qualifications Ability to obtain and maintain a TS/SCI with Polygraph Bachelor’s degree in Mechanical...Leidos is seeking an experienced Facilities Mechanical Engineer to lead the design, maintenance, and configuration...

Company: Leidos
Location: Chantilly, VA
Posted Date: 07 Dec 2025
Salary: $104650 - 189175 per year

Systems Engineer/COTS Integrator

/current TS/SCI with Polygraph is required to be considered for this position. Physical Requirements Use hands to operate... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 06 Dec 2025

Cybersecurity Engineer - Zero Trust

Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local... threats, and vulnerabilities within government data systems Qualifications: Required: An active TS/SCI with Poly...

Location: Chantilly, VA
Posted Date: 06 Dec 2025

Expert Systems Engineer - Sensor Integration

or projects. Clearance Active TS/SCI clearance, or the ability to obtain SCI access and pass a polygraph. Desired... Expert Systems Engineering Professional (ESEP) certification. Licensure as a Professional Engineer (PE). Software...

Posted Date: 06 Dec 2025

Senior Platform Engineer

Required Qualifications Active TS/SCI with Polygraph BS degree and 8+ years' experience. Additional experience in lieu of degree... Engineer will work with a large team of developers, software engineers, cybersecurity engineers, database administrators...

Company: Leidos
Location: Chantilly, VA
Posted Date: 05 Dec 2025
Salary: $104650 - 189175 per year

Senior Platform Engineer

Required Qualifications Active TS/SCI with Polygraph BS degree and 8+ years' experience. Additional experience in lieu of degree... Engineer will work with a large team of developers, software engineers, cybersecurity engineers, database administrators...

Company: Leidos
Location: Chantilly, VA
Posted Date: 05 Dec 2025
Salary: $104650 - 189175 per year

Senior Network Engineer

Requirements: Must have a current/active TS/SCI w/Polygraph. Physical Requirements: Must be able to remain in a stationary... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Satellite Communications Engineer

. An active TS/SCI security clearance is required to be considered for this position. An active TS/SCI with a polygraph is highly...JOB DESCRIPTION We’re seeking a communications engineer to support mission-critical communications for national...

Company: Leidos
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Senior Cloud Engineer

: Must have a current/active TS/SCI w/Polygraph. Physical Requirements: Must be able to remain in a stationary position 50% Needs... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Cloud Engineer

: Must have a current/active TS/SCI w/Polygraph. Physical Requirements: Must be able to remain in a stationary position 50% Needs... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Lead IT Systems Engineer

: Must have a current/active TS/SCI w/Polygraph. Physical Requirements: Must be able to remain in a stationary position 50% Needs... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Lead Network Engineer

of experience and an Associate's degree. Clearance Requirements: Must have a current/active TS/SCI w/Polygraph. Physical... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Chantilly, VA
Posted Date: 04 Dec 2025

Senior Network Deployment Engineer

. Clearance Requirements: Must have a current/active TS/SCI and be willing and able to obtain a polygraph Physical...; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking...

Company: ManTech
Location: Chantilly, VA
Posted Date: 28 Nov 2025

Senior Systems Engineer - Sensor Integration

experience. Prior IC or DoD program or project experience. Clearance Active TS/SCI or ability to obtain SCI...Responsibilities The Senior Systems Engineer leads multi-disciplinary engineering efforts to design, integrate...

Posted Date: 26 Nov 2025
Salary: $104000 - 166000 per year

System Engineer

principles and processes TS/SCI with Polygraph Some travel required Qualification Desired: Ability to derive...Title: System Engineer Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end...

Company: KBR
Location: Chantilly, VA
Posted Date: 22 Nov 2025

Ground Systems Engineer

and architecture. Qualifications: Qualifications Required: Must be a US Citizen. Active TS/SCI clearance with polygraph...Overview: VTG is seeking a Ground Systems Engineer to work on complex projects crucial to our national security...

Company: VTG
Location: Chantilly, VA
Posted Date: 22 Nov 2025

Ground Systems Engineer

Required: Must be a US Citizen. Active TS/SCI clearance with polygraph. If Junior level:Bachelor’s degree in science, technology, engineering...Job Description: Overview VTG is seeking a Ground Systems Engineer to work on complex projects crucial...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 22 Nov 2025

Cyber Security Engineer

, current Top Secret/Sensitive Compartmented Information (TS/SCI) clearance with polygraph; Bachelor's degree in a relevant...Responsibilities The Cyber Security Engineer monitors, analyzes, and detects cyber events and incidents...

Company: Peraton
Location: Chantilly, VA
Posted Date: 21 Nov 2025

Senior Network Engineer

, VA (on-site client environment) Clearance: TS/SCI with Polygraph Compensation: Competitive, Excellent Benefits Only applicants.../SCI with a polygraph clearance. 10+ years of experience in network engineering, and a deep understanding of networking...

Company: Armison Tech
Location: Chantilly, VA
Posted Date: 19 Nov 2025