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Working at Lockheed Martin

Dev Sec Ops Network Engineer, Sr / Secret / Onsite: GA or TX

Fort Worth, Texas & Additional Locations

Fort Worth, Texas; Marietta, Georgia

Job Responsibilities

Job ID: 707745BR Date posted: Feb. 12, 2026
Description:Join the Classified Network Operations Team supporting DevSecOps initiatives across Lockheed Martin Aeronautics’ high-impact programs. This position is integral to the secure deployment, maintenance, and automation of classified network infrastructure, ensuring compliance, resilience, and agility within a fast-paced, mission-critical environment.

You will work hands-on to integrate security into every phase of the network lifecycle—from design and development to operations and monitoring—supporting Lockheed Martin’s strategic platforms including Advanced Development Programs (ADP), F-22, and JSF.

• Serve as a DevSecOps engineer with a focus on secure network infrastructure, automating provisioning, compliance checks, and incident response across classified environments.
• Maintain and secure network hardware, including Cisco switches, Palo Alto and Juniper firewalls, and Type 1 encryption devices.
• Implement infrastructure as code (IaC) where applicable, and integrate network configuration management into CI/CD pipelines to support rapid, repeatable deployments.
• Utilize and secure tools like Cisco ISE, DNA Center, and Call Manager, ensuring consistent security policies and monitoring.
• Collaborate across cyber, development, and operations teams to embed security practices throughout the system lifecycle.
• Support network vulnerability management, remediation efforts, and compliance with DoD cybersecurity standards (e.g., STIGs, RMF).
• Participate in planned infrastructure upgrades, including installation and structured cabling of network components in classified environments.
• Apply continuous monitoring and log analysis to identify anomalies, enforce security baselines, and improve operational visibility.

*** This position works a 4x10 schedule, Tuesday - Friday, Onsite at either our Marietta, GA or Fort Worth, TX secure facilities ***
Basic Qualifications:
• Proven experience in network engineering within classified or DoD environments.
• Familiarity with DevSecOps practices, including automation, CI/CD pipelines, infrastructure as code (IaC), and secure system configuration.
• Familiarity working in an Agile team
• Hands-on experience with network security tools, firewalls, encryption devices, and secure system hardening.
• Strong understanding of network protocols, architectures, and layered defense models.
• Active Secret Clearance with ability and willingness to obtain Top Secret
Desired Skills:
• Experience with Ansible, Terraform, or other configuration management/IaC tools.
• Experience with scripting languages Bash, Power Shell, Python
• Experience with GIT preferably GITLAB
• Hands on Experience with GITLAB CI and automated testing in GITLAB
• Knowledge of working in AWS, Azure or VMWare
• Knowledge of Zero Trust architecture, microsegmentation, or software-defined networking (SDN).
• Familiarity with containerized environments (e.g., Docker, Podman, Kubernetes) in secure networks.
• Current Security+, CCNA Security, or CISSP certifications.
• Understanding of DoD RMF, NIST 800-53, and compliance frameworks for classified systems.
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Top 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: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
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
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: ENTERPRISE BUSINESS SERVICES
Relocation Available: Possible
Career Area: Information Technology
Type: Full-Time
Shift: First
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About

At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges.

Pioneering Defense Technology: From aerospace to outer space to cyber space, you can innovate mission solutions alongside the best minds in the business.

United By Culture: Excellence, integrity, and collaboration define us. We accelerate change and embrace one another’s perspectives to win for our customers.

Real Impact, Real Growth: Grow your career and skills for life. Our wide array of opportunities and technology-driven learning programs enable your development and agility.

Your Health, Your Wealth, Your Life: Competitive pay, comprehensive benefits and flexible schedules designed so you thrive — at work and beyond.

Empowered to Be Your Best: Use your strengths to make a difference in the lives of one another, our customers, our communities, and our planet.

Here, the possibilities are endless because we offer:

  • Flexible Schedules, dependent on role
  • Levels: Student, Entry, Mid, Senior, Management
  • Locations: Nationwide & OCONUS Positions

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Qualifications

See what it takes to be a successful Lockheed Martin employee.

  • Collaborative

    There is no innovation without imagination. You bring new, different and exciting ideas to the table every day. You are committed to the success of your team.

  • Curious

    The ability to explore and drive new ideas. You think innovatively to come up with creative solutions to complex challenges.

  • Goal-oriented

    From planning and organizing to decision making, goal orientation produces impactful results. You set goals and strive to make things happen quickly and efficiently.

  • Proactive

    The ability to anticipate, plan and prepare for what lies ahead. You act rather than react to potential situations.

  • Problem Solver

    You work to tackle tough problems with complex solutions.

  • Strategic

    You observe, reflect and analyze processes to make more informed decisions.

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Quote

“Before I came to Lockheed Martin, I never thought I’d get these opportunities. The benefits available and the company’s value culture make it an incredibly supportive place to work, and I’m grateful to work somewhere that wants me to succeed. I hope to have a long career here making an impact, and I know I’ll be supported in doing that every step of the way.”

Ryan J., Enterprise Operations

Benefits

  • Healthcare

    Medical, Dental and Vision coverage is available for employees who opt-in.

  • 401(k)/Retirement Plans

    Our 401(k) plan features generous matching and company contributions.

  • Professional Development

    We support our employees through mentoring, internal & external educational programs, networking, skills enhancement and career-building programs.

  • Maternity and Paternity Leave

    Our generous parental leave policies support your journey into parenthood. When you return to work, our facilities offer mother's rooms to support your transition and work/life balance.

  • Paid Time Off

    We offer PTO, paid holidays and paid time off for jury duty and military obligations.

  • Flex-time

    Depending on the position, we offer flexible work schedules.

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