Information System Security Officer

Job Description

Description

Are you ready for your next challenge?

Unleash your potential at Leidos, where we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer’s success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

If this sounds like an environment where you can thrive, keep reading!

The Mission

The National Security Sector within Leidos combines technology-enabled services and mission software capabilities for defense and intel customers in the areas of cyber, logistics, security operations, and decision analytics. To explore and learn more, Click here

Leidos has a career opportunity for an Information System Security Officer (ISSO) at Scott AFB, IL. Candidates must already possess a current TS / SCI security clearance in order to be considered. The ISSO will provide cybersecurity support services to assist ACC Cybersecurity Chief Information Security Officer and unit Information System Security Officers (ISSO) in maintaining an effective cybersecurity program that supports missions and adequately protects the confidentiality, integrity and availability of AF IC information resources.

Duties include :

Develop local unit Cybersecurity programs and security plan IAW ACC, AF, IC, and DOD guidance.

Gather data, analyze compliance and report results on the condition and progress of local unit Cybersecurity programs, security plans, plan of action and milestones (POA&M) and Assessment and Authorization (A&A) workflow tools data, patch management, information assurance vulnerability alerts (IAVA), DoD 8570.01M certifications, and Federal Information System Modernization Act (FISMA) compliance requirements, and Authorizations to Operate (ATOs) to unit leadership and HHQs as directed.

Interact with local units and HHQ IISMs to provide Cybersecurity assessments, courses of action, and solutions to commanders on how to improve their Cybersecurity programs.

Develop and provide on-the-job work center training to Government civilian, contractor, and military personnel on various IT security tools, policies and procedures required to protect resources and meet standards.

Qualifications :

TS / SCI security clearance on day 1.

Bachelor’s degree and 5 years (OR Associate's and 7 years) of relevant experience. (Additional experience may be considered in lieu of degree).

IAT Level II required

JWICS SYSAD admin skills and experience

Experience working Assessment and Authorization documents, assessments and Cybersecurity program tasks.

Two (2) years of experience with AF and IC plans and policies.

Ability to learn and apply ICD 705 physical security and personnel security duties.

EIO2024

At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”

If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.

Original Posting : October 15, 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 $85,150.00 - $153,925.00

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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