Dev Sec Ops Network Engineer ​/ Secret ​/ Onsite: GA, TX or CA with Security Clearance

Job Number 1187 Standard

Job Description Join the Classified Network Operations Team supporting Dev Sec Ops  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 Dev Sec Ops  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 Basic Qualifications
• Secret Clearance
• Proven experience in network engineering within classified or DoD environments.
• Familiarity with Dev Sec Ops  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.
• Ability to work independently and communicate effectively across multidisciplinary teams. Desired Skills
• Top Secret Clearance
• 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 Pay Information Full-Time Salary Range: $98100.00 - $182100.00 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, candidates 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.