Lockheed Martin · 1 day ago
Dev Sec Ops Network Engineer, Sr / Secret / Onsite: GA or TX
Fort Worth, TX
Full-time
Onsite
Senior LevelLockheed Martin is a leading aerospace and defense company, and they are seeking a Senior Dev Sec Ops Network Engineer to support their Classified Network Operations Team. This role focuses on the secure deployment and automation of classified network infrastructure while ensuring compliance and resilience in mission-critical environments.
National DefenseCyber SecurityAerospaceManufacturingMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
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
Qualification
Required
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
Preferred
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
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
Founded in 1912
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Leadership Team
Jim Taiclet
Chairman, President & CEO
Craig Martell
Chief Technology Officer
Recent News
2026-02-13
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