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Cyber Systems Security Engineer

Lockheed Martin
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Fort Walton Beach, FL, USA
Aug 20, 2026

Standard Job Description

At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats.

THE WORK

As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the AFSOC ACTS program. This includes tasks such as:

  • Hardening operating systems, applications, and network devices

  • Conducting vulnerability scans

  • Continuous monitoring of the security posture of the system

  • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing

  • Implementing security updates and patches

  • Applying configuration changes to ESS and ACAS security tools

  • Providing support to maintain the Certification and Accreditation (C&A) of the system to include support of the RMF package

  • Collaboration with system stakeholders to ensure the cybersecurity posture of the system is maintained

  • Interfacing with and supporting the ISSO and other government security stakeholders

  • Supporting the Security Impact Analysis (SIA) process through the generation of Contract Deliverables (CDRL) and RMF supporting artifacts both on unclassified and classified networks.


Please Note:

  • This position requires a government Secret security clearance; you must be a US Citizen for consideration.


  • This position will involve around 10% travel to our customer sites throughout the U.S.



WHO WE ARE

Lockheed Martin is driven by innovation, integrity, and a commitment to excellence. We believe in applying the highest standards of business ethics and visionary thinking to everything we do. As part of our team, you will collaborate with a cross functional team of technical professionals including software and systems engineers and radar operators to maintain the cybersecurity posture of the Space Fence Radar System.

We are looking for individuals who are passionate about cybersecurity and eager to contribute their skills and expertise to our mission.

You should have demonstrable knowledge in cybersecurity administration or systems administration, through practical, hands-on work experience

Strong interpersonal and communication skills, critical thinking abilities, and the ability to collaborate effectively with a team are essential.

You should have a solid working knowledge of Linux or Windows based systems and have an active CompTIA Security certification or higher IAT Certification.

You should also be able to obtain a US Secret Security or higher level Clearance.

Having experience with ESS, ACAS, or SolarWinds security tools is a plus, as well as experience with Windows Active Directory and a familiarity with DISA STIGs.

WHY JOIN US

Your Health, Your Wealth, Your Life
Joining Lockheed Martin means being part of a dynamic team that is at the forefront of cybersecurity innovation.

You'll have the opportunity to work on challenging projects, expand your skill set, and make a meaningful impact on critical missions.

We offer a supportive and collaborative work environment where your contributions are valued and rewarded. If you're looking for a rewarding career where you can grow and thrive, Lockheed Martin is the place for you.

Learn more about Lockheed Martin's Comprehensive benefits package here!

Basic Qualifications

  • Demonstrable and relevant cybersecurity engineering or systems administration experience.

  • Good working knowledge of Linux or Windows based systems.

  • Information Assurance Technician (IAT) Level II Certification or higher (e.g. CompTIA Security or CISSP)

  • Ability to obtain an Secret DoD Secret security clearance prior to starting this position. Obtaining a Security Clearance requires US citizenship.

  • Ability to travel up to 10% travel to our customer sites throughout the U.S.

Desired Skills

  • Bachelors degree in related field

  • Tenable Security Center, Tenable Nessus, Assured Compliance Assessment Solution (ACAS) administration experience

  • ACAS scanning

  • Trellix and Endpoint Security Solution (ESS) administration and monitoring

  • SPLUNK tools experience

  • Linux/Red Hat or Windows OS certifications

  • Experience with Windows Active Directory and Group Policy maintenance

  • Familiarity with DISA Security Technical Implementation Guides (STIG)

  • Troubleshooting as a systems administrator

  • Good organizational and coordination skills

  • Strong communication skills and ability to support and collaborate with a team

  • Critical thinking skills to provide solutions to a variety of technical problems of moderate scope and complexity.

Pay Information

Full-Time Salary Range: $72900.00 - $135500.00

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.

Job ID

996476349390

Security Clearance

SECRET
About Lockheed Martin

The F-35, PAC-3, and the GOES weather satellite...What do all of these technologies have in common? Talented people, our employees are the core of our business here at Lockheed Martin. As the leading global security, aerospace and information technology company-and the largest provider of IT services, systems integration & training to the U.S. government-we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

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