Cyber Security Network Engineer

Job ID: 710530BR Date posted: Nov. 19, 2025
Description:What We're Doing

At Lockheed Martin – Rotary and Mission Systems, we are leading the development of state-of-the-art radar technologies that are integral to national security and defense. As part of our ongoing commitment to advancing mission-critical solutions, we are focused on integrating cutting-edge cybersecurity measures to ensure the resilience and security of our radar systems. By embedding advanced cybersecurity features, we enhance the operational effectiveness and safety of our technologies in an increasingly complex digital landscape.

The Work

The Cyber Systems Security Engineer is responsible for configuring and administering network information security for classified and unclassified IT system networks. You will lead the integration of modern cybersecurity solutions across multiple radar system programs, playing a critical role in ensuring our systems are both effective and resilient in the face of evolving threats.

Key responsibilities include:

Determine technical requirements and implement proper system configurations for networks and operating systems.

Perform system vulnerability assessments and assist with the development of network and radar system architectures.

Translate system network requirements into network architecture and implementation plans for radar systems and supporting infrastructure.

Generate high-quality network documentation, including network diagrams, Ports, Protocols, and Services Matrix (PPSM), data flow diagrams, and related materials.

Security Lifecycle Oversight:
Evaluate network design development to ensure compliance with NIST 800-53 technical controls and program requirements. Lead and implement network designs to achieve and maintain Authorization to Operate (ATO) for radar systems and supporting technologies.

Candidates must exhibit excellent problem-solving abilities, be strong team players, and possess exceptional communication and interpersonal skills.

Please note: This position requires the ability to obtain and maintain a U.S. Department of Defense (DoD) Secret-level clearance.

Who We Are

Lockheed Martin – Rotary and Mission Systems is a global leader in delivering advanced technology solutions to our customers, with a focus on defense, aerospace, and cybersecurity. We are committed to pushing the boundaries of innovation and delivering mission-critical capabilities that ensure the safety and security of our customers worldwide. Our teams work in a dynamic, collaborative environment where creativity and expertise come together to tackle some of the most challenging and impactful projects in defense technology.

Who You Are

As a Cyber Systems Security Engineer, you are a highly skilled and motivated professional with a passion for defense technology. You bring a proven track record of success and expertise in networking and cybersecurity. You have a solid understanding of network routing and switching, associated network protocols, and NIST 800-53 Security Technical Implementation Guide (STIG) technical controls. You possess excellent communication skills, enabling you to collaborate effectively with cross-functional teams and communicate complex technical concepts to diverse audiences.
Basic Qualifications:
DoD 8570 Level II compliant certification (CompTIA Security+ or higher)

Experience administering network devices from various manufacturers

Experience designing and configuring network routing and switching and associated network security architectures

Experience integrating network devices into tactical weapons systems and/or other classified networks
Desired Skills:
Network professional certifications (CCIE, CCNA, CCNP, Network+)

Knowledge of and experience with NIST 800-53 controls and the NIST Risk Management Framework (RMF)

Experience with system administration of Linux and/or Windows systems (desktop and server)
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Secret
Other Important Information You Should Know
Expression of Interest: 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: Part-time Remote Telework: The employee selected for this position will work part of their work schedule remotely and part of their work schedule at a designated Lockheed Martin facility. The specific weekly schedule will be discussed during the hiring process.
Work Schedules: 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.
Schedule for this Position: 4x10 hour day, 3 days off per week
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 $82,900 - $146,165. 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 $95,300 - $165,255. 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.
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.
Experience Level: Experienced Professional
Business Unit: RMS
Relocation Available: Possible
Career Area: Cyber Security Engineering
Type: Full-Time
Shift: First