Cyber Security Engineer Sr (Software) - TS/SCI Clearance

About the position

At Lockheed Martin, we unite individuals driven by purposeful innovation to keep people safe and tackle the world's most complex challenges. Our team consists of the brightest minds in the industry, working together to advance technology and protect critical systems. We foster a culture of integrity, collaboration, and corporate responsibility, making Lockheed Martin a place where innovation thrives. Lockheed Martin Rotary & Mission Systems is seeking a Cyber Software Engineer to join our team full-time. In this role, you will contribute to the design, development, and implementation of cutting-edge cybersecurity solutions that safeguard our systems and networks.

Responsibilities

• Developing and integrating custom scripts to protect critical systems.
• Writing, testing, and deploying secure code that aligns with cybersecurity best practices.
• Collaborating with security engineers to implement Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and system hardening measures.
• Performing vulnerability scanning and addressing findings using tools like Automated Compliance Analysis System (ACAS).
• Developing program accreditation artifacts to support regulatory compliance.
• Troubleshooting and resolving software vulnerabilities to maintain system integrity.

Requirements

• 5+ years related professional experience.
• Ability to obtain CompTIA Security+ certification or CISSP certification.
• U.S. Citizenship/Current Active TS/SCI security clearance.
• Experience with software development and scripting languages (Python, JavaScript, Bash/Script, PowerShell, or similar).
• Knowledge of cybersecurity best practices and secure coding techniques such as Python, Bash/Shell, or PowerShell.
• Familiarity with STIGs, ACAS, and other security compliance tools.
• Willingness to work at a facility requiring special access.

Nice-to-haves

• B.S. in Computer or Electrical Engineering, Cybersecurity, Computer Science, with 5 years related professional experience or Master's Degree and 3 years relevant experience.
• CompTIA Security+ certification or CISSP certification.
• Defense Information Systems Agency (DISA) Assured Compliance Assessment Solution (ACAS) scanning experience.
• Familiarity with Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG) testing.
• Full software life-cycle development.
• Effective implementation of STIGS into Windows, Linux, VMware, and Networks, and Applications.
• Strong understanding of the contents of Windows Event logs and Audit logs.
• Coding for custom script development, use, and maintenance - currently using PowerShell but will be adding Shell Scripts (Linux) and YAML (Ansible).
• Clear understanding of the Risk Management Framework (RMF) and its associated security controls.
• Network security principles (end-to-end encryption, VLANs, intrusion detection and prevention, and SIEM).
• Ability to work with multi-disciplined teams.
• Strong analytical skills for identifying and addressing software vulnerabilities.
• Ability to problem solve and work independently.

Benefits

• Flexible schedules and remote work options to support work-life balance.
• Competitive pay and comprehensive benefits to help you thrive.
• Career development programs and continuous learning opportunities.
• A collaborative culture that empowers employees to innovate and lead.
• Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.