Information Systems Security Officer (ISSO) / Secret / Onsite: FL

Lockheed Martin Corporation • Orlando, FL

70d • Onsite

About The Position

Lockheed Martin is seeking a seasoned Information Systems Security Officer (ISSO) to safeguard our systems against emerging threats and ensure strict compliance with all governing documents, security policies, and federal regulations. In this role you will implement and test state of the art secure operating systems, networks, and database solutions, conduct risk assessments, and provide expert guidance throughout the program life cycle.

Requirements

• Hands on experience hardening Windows and/or Linux systems per approved DISA STIGs and SRGs.
• Proficiency with core cyber security tools, (e.g., Splunk, Trellix ePO, ACAS/Tenable SC).
• DoD 8570/8140 IAT Level II or III certification (Security+, CISSP Associate, etc.).
• Demonstrated information system auditing experience.
• Strong written and verbal communication, analytical, troubleshooting, and interpersonal skills.
• Ability to work with multiple customers and foster collaborative team environments.
• Active U.S. government security clearance (Secret or higher) with eligibility for classified or sensitive projects.
• This position requires a government security clearance, you must be a US Citizen for consideration.

Nice To Haves

• Prior experience as an ISSO or an equivalent DoD security role in a similarly complex organization.
• Experience in SAP/SCI/Collateral environments and knowledge of government contractor network interconnectivity arrangements.
• Comfortable presenting to large audiences and delivering briefings.
• Bachelor's degree in a related discipline or equivalent combined education/experience.
• Advanced certifications such as CISSP, CISM, AWS Certified Security - Specialty, or Microsoft Certified: Azure Security Engineer Associate.
• Hands on experience with Infrastructure as Code tools (Terraform, AWS CloudFormation, Azure ARM, Ansible) and the ability to review and harden IaC templates for compliance.
• Deep understanding of the NIST Risk Management Framework and the ability to author and maintain SSPs, POA&Ms, and security assessment packages.
• Proven expertise in DevSecOps practices, including secure CI/CD pipeline design, automated security testing, and vulnerability management.

Responsibilities

• Compliance & Regulatory Assessments - Lead periodic regulatory assessments, validate system security requirements, and create, maintain, and submit security documentation (SSPs, POA&Ms, assessment packages) to the appropriate agencies.
• Secure System Implementation - Deploy, harden, and test Windows and Linux operating systems, networks, and database platforms using approved DISA STIGs/SRGs and NIST RMF controls.
• Vulnerability Management & Training - Monitor system vulnerabilities, operate security tools (Splunk, Trellix ePO, ACAS/Tenable SC), and deliver up to date security training to all system users.
• Risk Assessment Mitigation - Perform comprehensive risk analyses, recommend secure implementation strategies, and apply an architectural risk framework to align current systems with future requirements and trends.
• Certification & Accreditation - Plan and execute information system certification and accreditation activities, including testing, liaison with assessors, and post assessment remediation.
• Documentation & Architecture - Produce and maintain information system security architectural documents that conform to DoD/GAO standards and cyber security directives.
• Stakeholder Collaboration - Build and sustain effective relationships with multiple customers, engineering teams, and senior leadership; communicate findings clearly in written reports and oral briefings.

Benefits

• Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees.
• Schedules range from standard 40 hours over a five day work week while others may be condensed.
• These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Transportation Equipment Manufacturing
• Number of Employees: 5,001-10,000 employees