Job Description
Job Title:  Senior Information Systems Security Officer (ISSO)
Posting Start Date:  10/12/26

Standard Job Description

Join the Classified Cyber Security team as a Subject Matter Expert (SME) supporting Department of Defense (DoD) programs to ensure classified information systems meet cyber security requirements and government directives. Apply cutting-edge cybersecurity principles and participate in the planning of current and future security domains.

Key Responsibilities

  • Ensure compliance to governing documents and security policies and assist in regulatory periodic assessments.
  • Implement and test state-of-the-art secure operating systems, networks, and database solutions.
  • Stay current with system vulnerabilities and provides current security training to all system users.
  • Conduct risk assessments and provides recommendations for secure implementation and compliance in accordance with government regulations and information assurance/cybersecurity guidelines.
  • Create, maintain and submit information system security documents and reports to regulatory agencies.
  • Assess and mitigate system security threats/risks throughout the program life cycle.
  • Validate system security requirements definition and analysis; establishes system security documentation;
  • Assist with the implementation of security procedures; verifies information system security requirements;
  • Perform information system certification and accreditation planning, testing, assessing and liaison activities.
  • Familiar with information system security architectural documentation standards.
  • Apply information assurance / cyber security standards, directives, guidance and policies to an architectural/risk based framework.
  • Provide architectural / risk based analysis of information assurance / cyber security features and relate existing system to future needs and trends and requirements.

Basic Qualifications

  • Top Secret with Investigation or CV date within 5 years
  • DoD 8140 / 8570 IAT Level III baseline certification (CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP) 
  • Hands on technical experience with industry standard Information Assurance tools (Splunk, Nessus/Tenable/ACAS, STIGViewer/SCAP Compliance Checker/eSTIG, McAfee ePO, McAfee DLP, etc)
  • Experience with developing, reviewing and maintaining RMF artifacts

Desired Skills

  • Experience implementing new and complex technologies at multiple classification levels within large environments and at an Enterprise level
  • Excellent communication, facilitation, and stakeholder management skills.
  • Proficiency in AI prompting as it applies to this position and practice.
  • Experience working directly with government stakeholders at all levels.
  • Experience ensuring that cyber security requirements are properly defined, decomposed, allocated, assessed, and implemented into a system architecture to produce a cyber-resilient security design solution for the target platform.

Pay Information

Full-Time Salary Range: $118000.00 - $219100.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.  

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

  • Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
  • For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.