Cybersecurity Engineer

Job Description

Description

Leidos is seeking a Cybersecurity Engineer to collaborate with the Information System Security Manager (ISSM) managing risks related to the use of processing, storing, or transmitting information to reduce or eliminate impact to confidentiality, integrity, or availability of information and information systems.

Duties will include :

• Ensuring appropriate operational security posture is maintained.
• Conducting scheduled weekly, monthly, quarterly and annual Continuous Monitoring and auditing tasks and reporting.
• Design, configure, implement, troubleshoot, and maintain all security platforms and their associated software, such as firewalls, switches, routers and enterprise devices.
• Install, configure and manage Trellix products.
• Create, tune, and enforce security policies through the ePO console to meet company security standards and compliance requirements.
• Troubleshoot Splunk issues between server and forwarder, create custom dashboards and implement best practices.
• Administer, configure, and maintain the Tenable Security Center.
• Review ACAS results and remediate appropriately.
• Ensuring software, hardware, and firmware comply with appropriate security configuration guidelines (e.g., Security Technical Implementation Guides (STIGs) / Security Requirement Guides (SRGs).
• Developing artifacts and supporting evidence to satisfy all applicable RMF Controls.
• Prepare and maintain security documentation, including System Security Plans (SSPs), Security Assessment Reports, and Plans of Action and Milestones (POA&Ms).

Basic Qualifications :

Preferred Qualifications :

Splunk

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting : October 3, 2025

For U.S. Positions : While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range : Pay Range $67,600.00 - $122,200.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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