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Keywords: Network Engineer, TS/SCI with Polygraph, Location: Chantilly, VA

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Cyber Software Engineer

Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local... technologies Qualifications: Required: An active TS/SCI with polygraph Five to Fifteen (5-15) years’ experience...

Location: Chantilly, VA
Posted Date: 23 Jan 2026
Salary: $66700 - 133300 per year

Principal Cyber Security Engineer

, and tcpdump Clearance Requirements: Must have a current/active TS/SCI with Polygraph Physical Requirements: The person... a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. This role...

Company: ManTech
Location: Chantilly, VA
Posted Date: 23 Jan 2026

Site Reliability Engineer, Mid

such as Jira or ServiceNow TS/SCI clearance with a polygraph HS diploma or GED Ability to obtain a Security+ CE, SSCP, CCNA... for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 23 Jan 2026
Salary: $62000 - 141000 per year

Senior Cyber Security Engineer

: Must have a current/active TS/SCI with Polygraph. Physical Requirements: The person in this position must be able to remain... a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. This role supports...

Company: ManTech
Location: Chantilly, VA
Posted Date: 23 Jan 2026

Cyber Engineer

Job Title: Cyber Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS.../SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental...

Location: Chantilly, VA
Posted Date: 23 Jan 2026
Salary: $58000 - 115900 per year

Software Engineer

, VA (on-site client environment) Clearance: TS/SCI with polygraph Compensation: Competitive, Excellent Benefits Only applicants...: Must maintain an active/current TS/SCI with polygraph clearance. Experience translating customer and system requirements...

Company: Armison Tech
Location: Chantilly, VA
Posted Date: 22 Jan 2026

Cyber Security Engineer

to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate... Security and Network Security Engineer (ISSE), you will go beyond the paperwork to identify the technical solutions...

Location: Chantilly, VA
Posted Date: 22 Jan 2026

Design Engineer (ND III) (Government)

/SCI with polygraph. (#ts/sci) (#polygraph) Required Qualifications: Candidate must have 16 years of experience that can... Engineer (Campus Area Network/Local Area Network (CAN/LAN)): To support our government customer’s global enterprise networks...

Company: AT&T
Location: Chantilly, VA
Posted Date: 19 Jan 2026
Salary: $98100 - 203000 per year

Test Engineer, Senior

up to 20% of the time TS/SCI clearance with a polygraph Bachelor’s degree Nice If You Have: Experience... need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph...

Location: Chantilly, VA
Posted Date: 17 Jan 2026
Salary: $86800 - 198000 per year

Site Reliability Engineer

and hardening systems Active TS/SCI clearance; willingness to take a polygraph exam HS diploma or GED Ability to obtain... will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI...

Location: Chantilly, VA
Posted Date: 17 Jan 2026
Salary: $62000 - 141000 per year

Senior Systems Engineer (SETA)

duties on-site Mon-Fri.** Qualifications Required: A current/valid TS/SCI with relevant polygraph...Responsibilities Peraton is seeking an experienced Senior Systems Engineer (SETA) to join our team of technical...

Company: Peraton
Location: Chantilly, VA
Posted Date: 08 Jan 2026

Cybersecurity Engineer SME

action items and results Brief management on status Qualifications Required Qualifications Active TS/SCI with Full... Cybersecurity Engineer SME candidates to be part of a dynamic team and provide support for a Sponsor’s program. This requisition...

Company: MAXISIQ, Inc.
Location: Chantilly, VA
Posted Date: 07 Jan 2026

Site Reliability Engineer

, Nessus, Jira, or Confluence Knowledge of patching and hardening systems TS/SCI clearance with a polygraph HS diploma... for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 04 Jan 2026
Salary: $62000 - 141000 per year

Information Systems Security Engineer (ISSE)

Information (TS/SCI) clearance, with polygraph. Bachelor’s Degree in Computer Science, Information Technology, or other related...Overview: Byte Systems, a subsidiary of VTG, is seeking an Information Systems Security Engineer (ISSE) in Chantilly...

Company: VTG
Location: Chantilly, VA
Posted Date: 03 Jan 2026

Site Reliability Engineer

, Nessus, Jira, or Confluence Knowledge of patching and hardening systems TS/SCI clearance with a polygraph HS diploma... for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 02 Jan 2026
Salary: $62000 - 141000 per year

Site Reliability Engineer

, Nessus, Jira, or Confluence Knowledge of patching and hardening systems TS/SCI clearance with a polygraph HS diploma... for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen, we celebrate...

Location: Chantilly, VA
Posted Date: 02 Jan 2026
Salary: $62000 - 141000 per year

Information Systems Security Engineer (ISSE)

Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph. Bachelor’s Degree in Computer Science...Job Description: Overview Byte Systems, a subsidiary of VTG, is seeking an Information Systems Security Engineer...

Company: VTG Defense
Location: Chantilly, VA
Posted Date: 01 Jan 2026

Systems Engineer (CS-30-01)

execution guidance and practical engineering support to mission teams Required Skills: Active TS/SCI with Polygraph...Job Description: Seeking a Cloud/Infrastructure Engineer for a technical development program supporting the Sponsor...

Posted Date: 01 Jan 2026

DevOps Engineer, Mid

vulnerability findings TS/SCI clearance with a polygraph HS diploma or GED Ability to obtain a Security+ CE, SSCP, CCNA-Security... investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph...

Location: Chantilly, VA
Posted Date: 31 Dec 2025
Salary: $62000 - 141000 per year

DevOps Engineer, Senior

and mitigating or resolving vulnerability findings TS/SCI clearance with a polygraph HS diploma or GED Ability to obtain... requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation At Booz Allen...

Location: Chantilly, VA
Posted Date: 30 Dec 2025
Salary: $77600 - 176000 per year