Active Cyber Defense Engineer SME I

Join Leidos and Shape the Future of Cybersecurity Innovation

Leidos a FORTUNE 500 company is a global leader in delivering innovative technology solutions to customers in national security engineering and health industries. At Leidos we are driven by a commitment to excellence empowering our teams contributing to our communities and operating sustainably. Guided by our Mission Vision and Values we are dedicated to doing the right thing for our customers our people and the world.

The Leidos Digital Modernization Sector is seeking a qualified and trained Active Cyber Defense Engineer SME I for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds MD. The Active Cyber Defense Engineer SME I is responsible for monitoring and analyzing the security posture of networks servers endpoints and other systems to bring about the successful completion of the CYBERTRON program goals and objectives.

The CYBERTRON program delivers highly skilled engineering services to the U.S. Army C5ISR Center in their mission of cybersecurity research and development and cryptographic modernization.

Why Join Us

• Impactful Work: Be part of a team that develops secure modern technology solutions to protect national security and defeat cyber threats.

• Collaborative Environment: Work alongside talented professionals in a dynamic and innovative setting.

• Professional Growth: Leverage your expertise while advancing your career through challenging and rewarding projects

Your Role and Responsibilities As a Cyber Security Engineer SME

High-level technical expert responsible for designing implementing monitoring and maintaining an organizations proactive cybersecurity measures to defend against advanced threats. This role requires a blend of advanced engineering skills in-depth knowledge of cyber defense methodologies and the ability to operate with considerable autonomy and expertise.

Key Duties & Responsibilities:

• Design and Implementation: Plans and implements robust security architectures and measures to protect networks data and infrastructure leveraging technologies such as firewalls intrusion detection/prevention systems (IDS/IPS) and endpoint security solutions.

• Proactive Defense & Threat Hunting: Engages in proactive threat-hunting activities analyzes complex network security architectures to identify vulnerabilities and develops countermeasures to prevent future incidents.

• Incident Response & Forensics: Leads incident response efforts conducts complex forensic investigations to trace the source of threats performs malware analysis/reverse engineering and develops remediation strategies.

• Vulnerability Assessment & Risk Management: Assesses system vulnerabilities conducts technical and operational risk assessments using frameworks like NIST or ISO 27001 and proposes/implements risk mitigation strategies.

• Automation & Engineering: Develops and integrates automated workflows for continuous monitoring evidence collection and compliance validation using scripting and orchestration tools. Policy and Compliance: Consults on cybersecurity policies procedures and governance ensuring compliance with technological standards and regulatory requirements (e.g. DoD RMF FISMA).

• Technical Guidance & Training: Provides strategic advice technical guidance and training to project teams and management acting as the primary subject matter expert in relevant cyber defense areas.

Basic Qualifications

• Must be a US Citizen and possess a Secret Clearance

• Bachelors degree in computer science systems engineering cybersecurity or other engineering discipline with up to 8 years of relevant experience.

• Appropriate DoD 8750 certification (Security or higher).

• Requires expert knowledge of and ability to apply advanced technical principles theories and concepts.

Preferred Qualifications:

• Eligible for TS / SCI

• Masters degree in computer science systems engineering cybersecurity or other engineering discipline

• Experience supporting Army programs

Clearance Required:

• Must possess an active DoD Secret clearance at time of consideration

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

Original Posting:

Pay Range:

The Leidos pay range for this job level is a general guideline onlyand 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.