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From the employer's careers site First seen 1 Nov 2026

IT Infrastructure Security Specialist

Leidos Suffolk, VA senior full-time

Salary

$107,900 - $195,050 per year

Apply on Leidos

Description

The Leidos Digital Sector is seeking an IT Infrastructure Security Specialist to support mission-critical security operations and safeguard enterprise information systems and infrastructure.

The IT Infrastructure Security Specialist will:

  • Analyze security alerts, investigate cyber and physical security incidents, and coordinate response actions.
  • Conduct vulnerability assessments and risk evaluations across IT and facility environments.
  • Monitor and correlate cyber and physical access events to identify potential insider threats or unauthorized access.
  • Implement and maintain security controls for networks, servers, virtualization platforms, cloud services, and supporting facilities.
  • Coordinate implementation and sustainment of physical security measures including controlled access systems, surveillance systems (CCTV), intrusion detection systems (IDS), and badge/access management for data centers and IT spaces.
  • Manage receipt of security documents submitted from applicants.
  • Verify the appropriate level of background investigation being requested.
  • Ensure all documents required for suitability processing are included and completed properly.
  • Conduct agency checks and evaluate results including but not limited to credit reports and processing fingerprint cards.
  • Identify potential reciprocity and previous investigations.
  • Assist other teams (Investigations, EOD, File Room, etc.) on special projects as needed.

Required Education and Experience:

  • Requires a current Secret Security Clearance.
  • Requires a Bachelor’s degree with 8+ years of prior IT relevant experience or Master’s degree with 6 + years of prior IT relevant experience.

Required Skills:

  • Ability to consistently make good decisions through a combination of analysis, experience, and judgment.
  • Strong organizational skills with the ability to work on multiple projects with multiple deadlines.
  • Excellent written, verbal, visual/presentation, interpersonal and communications skills.
  • MS Office and the ability to navigate between multiple programs simultaneously.

Additional Requirements:

  • Must possess an active Top Secret security clearance at time of consideration.

The pay range for this job is $107,900.00 - $195,050.00.

Skills

Required

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Suffolk-VA/IT-Infrastructure-Security-Specialist_R-00194516

Apply on Leidos