Information Systems Security Officer - E4 (Clearance Required)

Lockheed Martin Corporation; Littleton (CO); On-site; USD 118,000 - 219,000; Full time

Benefits offered by this job

Medical & Dental benefits

Vision care

Flexible work arrangements

Job summary

Lockheed Martin Corporation seeks a Cybersecurity Analyst serving as an Information Systems Security Officer (ISSO) to support the Proliferated Warfighter Space Architecture (PWSA) / SDA Tranche program. You will work across cyber disciplines and collaborate with government customers to protect classified information systems across multiple networks.

Responsibilities include RMF/ATOs, event monitoring, POA&M management, and continuous monitoring across lifecycles while ensuring regulatory

Qualifications

• Active SECRET security clearance required.
• DoD 8570/8140 IAM Level III certification required.
• Hands-on experience with industry-standard information assurance tools (vulnerability scanning, auditing, endpoint protection, SIEM, authorization package submission).
• Experience leading RMF process with government officials to obtain/maintain system approvals.
• Experience conducting risk and vulnerability assessments per government frameworks (DCSA DAAG, JSIG, ICD 503, NIST RMF).
• Strong ability to translate cybersecurity objectives into business outcomes.
• Excellent written and verbal communication with program leadership and customers.

Responsibilities

• Perform day-to-day ISSO responsibilities and provide technical cybersecurity guidance for assigned classified information systems.
• Support RMF authorization packages and ATOS.
• Monitor, analyze, document, and respond to cybersecurity events and incidents.
• Document compliance activities and manage POA&Ms.
• Ensure systems are operated, maintained, and disposed of per regulations and policies.
• Support configuration management of security-relevant components.
• Maintain lifecycle and authorization documentation.
• Evaluate proposed changes for cybersecurity impact and advise ISSM/leadership.
• Support deployment of new technologies across classification levels with compliance.
• Conduct cybersecurity education and training for users and admins.
• Participate in cybersecurity assessments, audits, and risk reviews.
• Assist investigations of incidents, vulnerabilities, and policy violations.
• Implement corrective actions for vulnerabilities and incidents.
• Enforce policies with ISSM, CPSO, engineering, and leadership.
• Support continuous monitoring, vulnerability assessments and control validation across lifecycles.
• Coordinate with government customers and authorization authorities for assessments and decisions.

Skills

Security clearance

IAM Level III

RMF process

Vulnerability assessment

SIEM

Risk analysis

Leadership

Tools

SIEM tools

Vulnerability scanners

Authorization package tools

Configuration management tools

Job description

The Cybersecurity Analyst will partner with the security team, program leadership, engineering teams, and government customers to serve as an Information Systems Security Officer (ISSO) supporting the Proliferated Warfighter Space Architecture (PWSA) / SDA Tranche program, which currently consists of three networks operating under separate Authorities to Operate (ATOs).

Classified Cybersecurity Analysts help secure mission-critical systems, advanced engineering environments, and technologies that directly support national security. This role applies cybersecurity principles, risk management, and regulatory requirements to protect classified information systems supporting the warfighter and critical space missions.

The work performed in this role provides the opportunity to:

• Directly contribute to national security through meaningful and mission-focused cybersecurity work.
• Engage across multiple cybersecurity disciplines, technologies, and system lifecycle activities.
• Collaborate with program leadership, engineering, security professionals, and government customers.
• Work in an environment that supports professional growth, flexibility, and work-life balance.

Key Responsibilities Include

• Perform day-to-day Information System Security Officer (ISSO) responsibilities and provide technical cybersecurity guidance for assigned classified information systems.
• Support and maintain Risk Management Framework (RMF) authorization packages and system Authorities to Operate (ATOs).
• Monitor, analyze, document, and respond to cybersecurity events, vulnerabilities, and security incidents.
• Document compliance activities within approved cybersecurity and compliance tracking systems and develop and manage Plans of Action and Milestones (POA&Ms), as required.
• Ensure classified information systems are operated, maintained, and disposed of in accordance with applicable government regulations, security policies, and approved procedures.
• Support configuration management of security-relevant hardware, software, firmware, operating systems, and system documentation.
• Maintain required information system lifecycle and authorization documentation.
• Evaluate proposed system changes, hardware, software, and emerging technologies to determine cybersecurity and authorization impacts and provide recommendations to the ISSM and program leadership.
• Support implementation of new and complex technologies across multiple classification levels while maintaining compliance with established cybersecurity requirements.
• Conduct cybersecurity education, awareness, and role-based training for system users, administrators, and program personnel.
• Participate in internal and external cybersecurity assessments, audits, inspections, and risk assessments.
• Support investigations involving cybersecurity incidents, policy violations, vulnerabilities, and potential compromises.
• Ensure appropriate protection, mitigation, and corrective actions are implemented when vulnerabilities or cybersecurity incidents are identified.
• Implement and enforce applicable cybersecurity policies and procedures in coordination with the ISSM, CPSO, engineering, and program leadership.
• Support continuous monitoring activities, vulnerability assessments, security control validation, and remediation efforts throughout the system lifecycle.
• Coordinate with government customers and authorization authorities to support system assessments, authorization decisions, and ongoing compliance.

Basic Qualifications

• Active SECRET security clearance required.
• DoD 8570/8140 IAM Level III certification required.
• Hands-on experience with industry-standard Information Assurance and cybersecurity tools used to obtain and maintain system authorization, including vulnerability scanning, auditing, endpoint protection, Security Information and Event Management (SIEM), and authorization package submission tools.
• Demonstrated ability to analyze cybersecurity requirements, policies, procedures, vulnerabilities, and compliance discrepancies to determine appropriate risk-based courses of action.
• Experience leading and executing the Risk Management Framework (RMF) process, including coordination with government Authorizing Officials and accreditation authorities to obtain and maintain system approvals.
• Experience conducting risk and vulnerability assessments in accordance with applicable government cybersecurity requirements and frameworks, including DCSA DAAG, JSIG, ICD 503, and NIST RMF requirements.
• Ability to lead, motivate, influence, mentor, and performance-manage personnel possessing classified cybersecurity skills and responsibilities.
• Ability to effectively translate cybersecurity objectives, technical risks, and program requirements into broader business outcomes, including operational, financial, schedule, and mission impacts.
• Strong communication and relationship-building skills with the ability to effectively engage program leadership, engineering teams, internal stakeholders, government customers, and external accreditation authorities.
• Ability to balance cybersecurity compliance, mission requirements, and program objectives while providing practical, risk-informed recommendations.

Desired Skills

• Current experience supporting Intelligence Community (IC) customers in classified environments.
• Demonstrated ability to obtain, maintain, and support system Authorities to Operate (ATOs).
• Hands-on experience applying DISA STIG and ICD 503, JSIG, and DCSA DAAG secuirty requirements.
• Experience implementing and securing new and complex technologies across multiple classification levels, including large-scale and enterprise environments.
• Basic understanding of Artificial Intelligence (AI) concepts, technologies, and associated cybersecurity considerations.
• Basic Linux cybersecurity skills, including familiarity with command-line operations, file permissions, account management, security configurations, vulnerability scanning, and system hardening concepts.

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.