Cyber Security SME

The Defense Sector at Leidos currently has an opening for a Cyber Security SME with an active SECRET clearance!

Position Overview

We are seeking an experienced Cyber Security Subject Matter Expert (SME) to support the U.S. Army Headquarters Installation Management Command (HQ IMCOM) Provost Marshal Higher Headquarters Assessment (HHA) Program, which enhances force protection readiness across U.S. Army installations.

As part of a multidisciplinary team of Subject Matter Experts, you will conduct 7–10 annual installation assessments that help Army garrisons align with Army Protection Program standards and strengthen their ability to prevent, protect, mitigate, respond to, and recover from emerging threats.

Team members review installation documentation, interview personnel, inspect facilities, evaluate protection functions, and identify cross-domain trends that support both immediate improvements and enterprise-wide policy enhancements. Throughout each assessment, you will educate, guide, and advocate for installation personnel by providing clear, actionable recommendations that strengthen cybersecurity and force protection.

This position plays a critical role in shaping IMCOM's cyber readiness by informing policy, training, modernization initiatives, and enterprise-level recommendations while supporting the Program Manager in meeting all contract requirements.

Primary Responsibilities

• Serve as the Cyber Security SME supporting HQ IMCOM Higher Headquarters Assessments (HHA).

• Provide cybersecurity subject matter expertise during inspections of U.S. Army installations to evaluate Cyber and IT compliance.

• Review cyber threats, security plans, policies, and procedures to identify risks and recommend improvements in accordance with Army regulations and policy.

• Support the management team in reviewing and developing cyber policy while identifying emerging cyber threats, trends, and operational concerns.

• Develop informed recommendations for cybersecurity training and exercises based on operational experience and best practices.

• Communicate and coordinate regularly with IMCOM leadership and Program Management to ensure inspection schedules, planning timelines, and resources remain on track.

• Participate in initial planning meetings with the HHA Lead Inspector and key stakeholders to establish team relationships and confirm assessment schedules.

• Support planning meetings before, during, and after assessments.

• Provide subject matter expertise to improve internal planning processes, facilitation techniques, and inspection execution.

• Educate installation personnel on cybersecurity requirements and best practices while delivering practical, mission-focused recommendations.

• Support development of daily synchronization updates and contribute to the final Higher Headquarters Assessment report.

• Assist the Program Manager, as needed, to ensure successful contract execution.

Basic Qualifications

• Bachelor's degree (additional relevant military or professional experience may be substituted in lieu of a degree).

• Ability to obtain a Secret Clearance with the ability to achieve a TS/SCI clearance.

• Experience supporting Department of Defense or U.S. Government customers.

• Strong understanding of networking fundamentals, including:

  • TCP/IP

  • Network Traffic Analysis

  • Wireshark

  • Cisco Packet Tracer

• Knowledge of cybersecurity monitoring and security concepts, including:

  • Security Monitoring

  • Threat Detection

  • SIEM concepts

  • Risk Mitigation

  • NIST Cybersecurity Framework

• Strong understanding of enterprise networking, communication protocols, IDS/IPS technologies, firewalls, and other common security infrastructure.

• Excellent communication, presentation, organizational, and customer engagement skills.

Required Experience

• 19+ years of cybersecurity and IT infrastructure experience.

• Demonstrated experience designing and implementing cybersecurity policies, standards, operating procedures, and training programs supporting national security objectives.

• Extensive experience supporting Army cybersecurity programs and regulatory compliance.

• Strong knowledge of Army cyber policy, doctrine, regulations, and guidance.

• Demonstrated analytical, critical thinking, and problem-solving abilities.

• Experience developing realistic cyber exercise scenarios and training materials.

• Proven ability to lead meetings, facilitate