Cyber Engineer

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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead!

Leidos’ Defense Systems Land Systems is seeking a skilled Cyber Engineer to support cloud and container security operations onsite. This role focuses on securing Infrastructure-as-a-Service (IaaS) environments, implementing continuous authorization (cATO), and integrating DevSecOps practices across hybrid cloud platforms. The ideal candidate thrives in a collaborative, fast-paced environment and contributes to both defensive operations and risk management frameworks.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

Are you ready to make an impact? Share your resume with us today!

Primary Responsibilities

• Design and apply network segmentation, zero‑trust policies, and access controls for cloud and on‑premise assets.
• Configure and maintain secure routing between data‑centers, remote sites, and public clouds.
• Build and operate networking services in AWS and Azure (VPCs, Subnets, VPN/ExpressRoute, Transit Gateways).
• Enable high‑throughput multicast or broadcast traffic where required.
• Integrate Kubernetes networking (CNI plugins) with underlying SDN or hardware appliances.
• Automate provisioning, change‑control, and policy enforcement with IaC tools (Terraform, Ansible, etc.).
• Implement logging, monitoring, and alerting (e.g., Splunk, CloudWatch, Prometheus) to surface performance and security events in real time.
• Partner with DevSecOps, application, and mission‑team engineers to define secure connectivity requirements.
• Produce concise run‑books, architecture diagrams, and documentation for all networking solutions.

Basic Qualifications

• Bachelor’s degree with 2-4 years of prior relevant experience or master’s with less than 2 years of prior relevant experience.
• Hands‑on with AWS and/or Azure networking.
• Experience with Kubernetes/Docker (Podman, Rancher optional).
• Python scripting for automation or tooling.
• Linux administration in classified/sensitive settings.
• Strong analytical and problem-solving abilities; comfortable troubleshooting complex network issues.
• Must be a US citizen and possess an active secret clearance.
• Full time onsite support.
• Candidate must be a resident of the North Alabama area.

Preferred Qualifications

• Understanding of software supply-chain security and vulnerability assessment
• DevSecOps experience – embedding security into CI/CD pipelines.
• Familiarity with RMF, STIG, A&A, or continuous ATO processes.
• Experience with ACAS, Splunk, or similar security monitoring tools.
• Exposure to static/dynamic analysis tools (SonarQube, Fortify, etc.).
• GitLab CI/CD pipeline development.

• Strong written & verbal communication, especially translating technical concepts for non‑technical audiences.
• Relevant certifications (e.g., CCNA/CCNP, AWS Certified Advanced Networking, Certified Kubernetes Administrator).

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

November 6, 2026

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.