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# Security Engineer III

- **Company:** Deloitte T.T.L.
- **Location:** United States
- **Experience:** Experienced
- **Salary:** $95,600.0 - $159,300.0
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Cyber Security, Identity and Access Management, Network Security, Routing, Performance Tuning, Secure Coding, Software Engineering, Hardware Testing, Reliability of Systems, Devsecops
- **Published:** August 14, 2026
- **Apply:** https://apply.deloitte.com/en_US/careers/Login?jobId=362874

## About the Role

* Ability to work independently and collaborate as part of a team
 * Effective written and verbal communication skills
 * Meticulous attention to detail and quality of work product
 * Ability to build and sustain professional relationships
 * Ability to lead projects or workstreams
 * Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
 * Strong interpersonal skills and professional demeanor
 * Ability to meet deadlines
 * Ability to provide clear guidance to others, Required:
 * Bachelor's and 3 years of professional experience
 * Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.
 * Active TS/SCI clearance or SCI eligibility
 * This role has a requirement to be onsite 5 days a week in Colorado Springs,
 * Ability to travel 25%, on average, based on the work you do and the clients and industries/sectors you serve
 * 3+ years of the following experience:

 * Working with enterprise network environments, including network infrastructure design, deployment, or operations
 * Networking and security concepts, including routing, switching, firewalls, monitoring, and access management
 * Supporting network reliability, performance optimization, or troubleshooting
 * Working in large-scale environments and collaborating with infrastructure, security, and engineering teams
 * Working in Agile, DevSecOps, or similar iterative engineering environments

Preferred:

 * Relevant certifications including CISSP, Network+, Security+ , or CEH

## Description

As a Security Engineer III you will lead the design, deployment, and optimization of secure, high-availability enterprise network environments while supporting continuous improvement across infrastructure and DevSecOps practices-consistent with typical expectations to design, deploy, troubleshoot, and maintain complex enterprise networks.

 * Lead hands-on deployment and configuration of physical network hardware, including routers, switches, and associated infrastructure.
 * Test, evaluate, and optimize network systems to improve reliability, scalability, and security posture.
 * Partner with engineering teams to support hardware testing, architecture evaluation, and development of custom network solutions.
 * Collaborate within a SAFe/DevSecOps environment, providing feedback to software development teams and contributing to continuous improvement initiatives.


## Related Videos

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- [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines)
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- [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch)
- [DevSecOps culture](https://www.wearedevelopers.com/videos/783-devsecops-culture)
- [DevSecOps: Security in DevOps](https://www.wearedevelopers.com/videos/36-devsecops-security-in-devops)

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