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

Position: Dev Sec Ops Network Engineer, Sr / Secret / Onsite: GA or TX with Security Clearance
Job Number 707745

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.
*** 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 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.

• 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:…