Cyber Security Specialist (ISSM)

Location: Lackland AFB San Antonio Texas

Company: Leidos

Clearance Required: Top Secret / SCI

Are you ready to join the Leidos all‑star team? Through training, teamwork, and exposure to challenging technical work, Leidos gives you the runway to accelerate your career path. We’re seeking a skilled Cyber Security Specialist to perform duties as a ISSM to support operations at Lackland AFB, contributing directly to the security posture of critical Air Force and DoD systems.

In this role, you will ensure the implementation of cybersecurity protections, detect and mitigate malicious activity, and help maintain compliance across USAF and DoD information systems. You’ll also support supplier risk management, insider threat programs, and the full lifecycle of assessment and authorization activities.

Roles & Responsibilities

• Work independently to meet daily objectives with significant impact on mission operations and project deliverables.
• Collaborate with internal teams and customer stakeholders to implement cybersecurity solutions and processes.
• Represent the organization on technical review boards, inspections, and compliance teams.
• Coordinate with system owners on security compliance and Authority to Operate (ATO) requirements.
• Conduct periodic reviews to ensure adherence to established cybersecurity policies and procedures.
• Notify leadership of system changes that may affect authorization status.
• Assess system security threats and risks, validating security requirements and analysis.
• Support the Assessment & Authorization (A&A) process, including documentation and coordination.
• Track security incidents and, when required, investigate, document, report, and recommend corrective actions.
• Assist USAF, DoD, PMOs, and vendors with A&A development and execution.

Required Education & Experience

• Bachelor’s degree in computer science, engineering, or related field and 4+ years of experience Additional related experience and additional certifications may be considered in lieu of a degree.
• Must have proven experience functioning as an ISSM, including performing the full scope of duties required for the position.
• Demonstrated experience in information security.
• Active Top Secret / SCI clearance.
• DoD 8570 IAT Level II compliant.
• Knowledge of RMF processes, eMASS, and XACTA workflows.
• Experience using Air Force systems and databases.
• Understanding of military IT policies and procedures.
• Experience with cloud environments (AWS, Azure, etc.).
• Current on required ADLS and/or INSCOM training.
• Experience supporting Air Force ISR operations.

Preferred Qualifications

• AWS Security Engineering coursework.
• ISC2 CISSP or CCSP coursework.
• Certified Information Security Manager (CISM).
• Experience with Jira and Confluence.

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

April 24, 2026

Pay Range:

Pay Range $87,100.00 - $157,450.00

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.