Information System Security Manager (ISSM Level 5)

Company: Lockheed Martin
Location: Smyrna
Posted on: April 1, 2026

Job Description:

Job Description Do you want to be part of a culture that inspires employees to think big, perform with excellence and make the impossible become reality? Are you looking for a fast paced, dynamic work environment that is blazing through uncharted territory and accepting the multiple challenges our company and nation face? We provide the resources, inspiration and focus - if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better tomorrow with you. Never have the opportunities for a technical career been so limitless. Lockheed Martin Aeronautics is searching for an experienced Enterprise Information Systems Security Manager (ISSM) to join an exciting opportunity within the Classified Cyber Security team. The selected candidate will provide Cyber Security technical leadership as the Enterprise ISSM and manage internal and external customers’ expectations on security architecture, and Assessment & Authorization (A&A) events. The selected candidate will also provide Cyber Security expertise as the Subject Matter Expert to ongoing projects by executing on program performance execution, delivery, and completion of milestones. Furthermore, will provide Cyber Security input and support for the implementation and test of secure operating systems/networks, DevSecOps and cloud solutions. Daily activities include: • Providing hands on technical assistance for complex systems/networks, leading technical strategic planning of current and future network configurations, cyber technology development/implementation, and supporting customer needs (meetings, calls, emails, demonstrations, etc.). • Participate in planning and implementation of current and future security domains including those which may introduce new service areas (e.g. Cloud Computing, DevSecOps). • Interpret the Joint Special Access Program Implementation Guide (JSIG) in determining technical Information Assurance (IA) requirements and ensure proper security implementation of the Risk Management Framework (RMF). • Develop system documentation for information system authorization, security management, and continuous monitoring of both networked and standalone classified systems. • Perform system auditing, vulnerability risk assessments, Assured File Transfers, hardware/software configuration management, data integrity containments and investigations on IA related security violations/incidents. • Provide cybersecurity education and training for all system users on appropriate risk mitigation strategies. • Provide mentoring and/or guidance to junior technical security professionals. Must be willing to travel on short notice Must be a U.S. citizen - This position is located at a facility that requires special access. A level 5 employee Typically has 14 - 20 years of professional experience. What’s In It For You: We offer flexible work schedules to comprehensive benefits investing in your future and security, Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture that empowers employees to think big, lead with a growth mindset, and make the impossible a reality? We provide the resources and give you the flexibility to enable inspiration and focus -if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better tomorrow with you. Basic Qualifications Active Top Secret security clearance. Possess a minimum of a DoD 8570 IAM Level-III Certification or 8140.03 722-Series Advanced qualification (CISM, CISSP or equivalent). Prior ISSM or ISSO experience. Experience with Risk Management Framework (RMF) as a Subject Matter Expert (SME) and the implementation across multiple phases of large programs. Technical Project leadership (analysis from cyber technological and business case perspectives). Experience with Technical Security requirements across multiple domains (Operating Systems, Networks, High Performance Computing, etc.) Experience with Special Access Programs and Joint SAP Implementation Guideline (JSIG) Application. Desired skills Team player – Effective at leading collaboration amongst teams at multiple locations, organizing and motivating a diverse set of individuals to act as “one”. Ability to build effective customer and partner relationships Demonstrated no less than 8 years of hands-on experience executing Security Hardening on diverse LINUX and Windows Operating Systems based on approved DISA STIGs and SRGs Experience with network design processes, to include understanding of security objectives, operational objectives, and risk mitigation strategy for the information system Experience in deploying and hardening software defined infrastructure Experience as a System Administrator Experience with standard security and network environment tools and applications Proven ability to effectively communicate with internal and external senior stakeholders Excellent written and verbal communication skills and ability to effectively interface with numerous cognizant security agencies, customers and senior leadership Energetic, highly motivated, and passionate about cyber technologies Experience or knowledge of Earned Value Management for government contractors Experience with the Software Development Life Cycle or Configuration Management. Experience with cloud migration or cloud infrastructure security (AWS, Azure, etc.) Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. * At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Other Important Information By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to work remotely Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. Work Schedule Information 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. Security Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration. Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $134,000 - $236,325. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information 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 and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (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. This position is incentive plan eligible. Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $154,100 - $267,145. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information 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 and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. This position is incentive plan eligible.

Keywords: Lockheed Martin, Alpharetta , Information System Security Manager (ISSM Level 5), IT / Software / Systems , Smyrna, Georgia