Information Systems Security Officer (ISSO)

Job Overview Lockheed Martin Aeronautics (LMA) approaches each day with creativity, innovation, and integrity. We hire people with broad technical skills ready to tackle industry’s greatest challenges and make an impact on our nation's security. Position: Information Systems Security Officer (ISSO) – LMA Classified Cybersecurity Team – on-site at Fort Worth, Texas. Key Responsibilities Execute technical Information Assurance (IA) in accordance with customer security requirements and the Joint Special Access Program (SAP) Implementation Guide (JSIG). Author, maintain, and update system security artifacts (ATO, SSP, POA&M, risk assessments, continuous monitoring plans). Validate that security controls are correctly implemented and remain effective throughout the system lifecycle. Perform continuous monitoring, vulnerability assessments, and incident investigations. Assist on technical solutions to complex problems requiring extensive technical expertise and ingenuity. Partner with ISSM and other ISSOs to meet program requirements and achieve security objectives. Assist in coordination with program security, cyber‑management, senior internal stakeholders (Program Managers), external customers (Government Security Control Assessors), and other relevant parties to clarify requirements and resolve issues while balancing customer needs against compliance mandates. Ensure selected security controls operate as intended in every phase of the information‑system lifecycle. Participate in the implementation of current and future security domains (e.g., DevSecOps, AI, CDS). Provide cybersecurity education and training for all system users on appropriate risk mitigation strategies. Participate in customer meetings and exercises to satisfy contractual cyber requirements across multiple locations. Perform other associated duties as required. What’s In It For You Flexible work schedules ranging from onsite to remote, comprehensive benefits, and the opportunity to learn and grow within Lockheed Martin’s cybersecurity program. Work schedule: 4‑10 hour days with 3 days off per week. Who You Are A self‑starter able to thrive in a fast‑paced environment, demonstrating sound judgment, strong attention to detail, and rational decision‑making. You are empowered to work your craft, never settling for the bare minimum. Basic Qualifications U.S. Citizenship. Active Top Secret (TS) Clearance with an investigation or Continuous Vetting (CV) date within 5 years. Prior experience supporting Special Access Programs (SAP) security environments. Ability to travel up to 30% of the time. Prior experience in Information Technology or Cybersecurity. DoD 8140 722-Information Systems Security Manager (ISSM) – Intermediate Certification (e.g., SEC+, CASP+). Desired Skills Familiarity with assessing comprehensive cybersecurity programs (e.g., NIST RMF, JSIG). Strong interpersonal and communication skills. Ability to juggle the demands of multiple customers while formulating & driving security direction. Team‑oriented mindset with the ability to collaborate across all stakeholder groups. Excellent problem‑solving abilities; organized, flexible, and self‑motivated. Security Clearance Statement This position requires a government security clearance; you must be a U.S. Citizen for consideration. Equal Opportunity Employment Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. Job Details Experience Level: Experienced Professional Business Unit: AERONAUTICS COMPANY Relocation Available: Possible Career Area: Cyber Security Type: Full‑Time Shift: First #J-18808-Ljbffr Lockheed Martin