Lockheed Martin Missiles and Fire Control's (LM MFC) Security team seeks security professionals to protect critical government capabilities that enable warfighter supremacy against peer and near‑peer adversaries. In this role you will safeguard sensitive information and warfighting systems essential to U.S. and allied interests, working alongside other security experts and military personnel to provide a secure operating environment
Classified Cybersecurity helps secure state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles, rising to the challenge of building a more secure world for the warfighter. This position will partner with the security team, program, and government customers to perform as an Information Systems Security Manager (ISSM) in Grand Prairie, TX.
What You Will Be Doing
You will be responsible for overseeing day-to-day information system security operations, ensuring compliance with internal and customer security requirements, and maintaining the security and integrity of our systems.
Responsibilities include, but are not limited to:
• Oversee day-to-day information system security operations including assisting the ISSO on all technical security matters.
• Carry out technical administration of IS in accordance with internal LM and customer security requirements, primarily Risk Management Framework (RMF).
• Participating in auditing and continuous monitoring of the IS.
• Create, update, and review/oversee RMF Package authorizations.
• Upkeep, monitor, analyze, and respond to security events.
• Document compliance actions within the approved automated compliance tracking system or develop a plan of actions and milestones (POA&M).
• Ensure systems are operated, maintained, and disposed of in accordance with internal security policies and practices.
• Ensure configuration management (CM) for security-relevant IS software, hardware, firmware, and system documentation.
• Ensure all information systems lifecycle management documentation are maintained.
• Evaluate proposed changes or additions to the information system, and advise the ISSM of their security relevance.
• Assist and conduct security IS education and training.
• Participate in internal/external security audits/inspections; performs risk assessments.
• Assist in conducting investigations of computer security violations and incidents.
• Ensure proper protection and corrective measures are taken when an incident or vulnerability has been discovered.
• Implement and enforce Information Security Policies and Procedures together with the Cyber Manager and CSSO.
- Ability to obtain and maintain a Secret clearance (Final Secret required to start)
- Bachelor's degree in Cybersecurity (or related discipline) from an accredited college with related professional experience, or Master's degree in Cybersecurity
- DoD 8570/8140 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, Trellix ePO, Trellix DLP)
- Experience with developing, reviewing, and maintaining RMF artifacts
- Previous experience supporting SAP/SCI classified information systems
- Currently working in environment supporting IC customers
- Experience implementing new and complex technologies at multiple classification levels within large environments and at an Enterprise level
- Knowledge of system accreditation requirements and NIST 800-53 (DAAG/JSIG) RMF implementation
- Experience implementing/validating STIG application, system hardening, analysis, and vulnerability management
- Knowledge of other security disciplines and how they impact and interact with information system security
- Demonstrated technical experience in Windows, Linux operating systems and command line use
- Experience with classified information system auditing and investigations
- Experience implementing new and complex technologies at multiple classification levels within large environments and at an Enterprise level
- Experience implementing new and complex technologies at multiple classification levels within large environments and at an Enterprise level
- Experience with scripting languages
- Ability to perform technical assessments for systems being presented to the government for authorization
- Ability to manage multiple projects in dynamic, demanding environments
Pay Information
Full-Time Salary Range: $104900.00 - $194700.00
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.
Skills Required
- Ability to obtain and maintain a Secret clearance; final Secret clearance required to start
- Bachelor's degree in Cybersecurity or a related discipline with related professional experience
- Master's degree in Cybersecurity
- DoD 8570/8140 IAT Level III baseline certification, such as CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP
- Hands-on experience with information assurance tools including Splunk, Nessus, Tenable, ACAS, STIGViewer, SCAP Compliance Checker, eSTIG, Trellix ePO, or Trellix DLP
- Experience developing, reviewing, and maintaining RMF artifacts
- Experience supporting SAP or SCI classified information systems
- Experience supporting Intelligence Community customers
- Experience implementing complex technologies at multiple classification levels in large enterprise environments
- Knowledge of system accreditation requirements and NIST 800-53, DAAG, JSIG, and RMF implementation
- Experience implementing or validating STIGs, system hardening, analysis, and vulnerability management
- Knowledge of related security disciplines and their interaction with information system security
- Technical experience with Windows, Linux, and command-line use
- Experience with classified information system auditing and investigations
- Experience with scripting languages
- Ability to perform technical assessments for systems submitted to the government for authorization
- Ability to manage multiple projects in dynamic, demanding environments
Lockheed Martin Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Lockheed Martin and has not been reviewed or approved by Lockheed Martin.
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Retirement Support — Retirement benefits are described as a standout element, with a strong 401(k) program and options like an employee stock purchase plan. Feedback suggests these features meaningfully enhance total compensation and long‑term financial security.
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Healthcare Strength — Healthcare coverage is portrayed as comprehensive from day one, with multiple plan options, mental health resources, and virtual care. Wellness supports such as on‑site services and preventive programs are also highlighted.
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Flexible Benefits — Work arrangements often include compressed schedules and telework, contributing to a favorable work‑life balance. Feedback suggests this flexibility is a key reason many view the overall package positively.
Lockheed Martin Insights
What We Do
Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
