Site Reliability Engineer

Come put your Site Reliability Engineer (SRE) skills into action! Leidos has openings for talented SREs to join our team and develop reusable solutions that support our customers in any environment. You will have the opportunity to contribute to the design and implementation of Continuous Integration and Continuous Delivery (CI/CD) pipelines that accelerate the secure delivery of software to production. You will automate the buildout of infrastructure in cloud and on-premises environments to operate Kubernetes clusters and microservices deployments. In this role, you will join dynamic Agile software teams that are singularly focused on providing world-class solutions to our customers in an exciting, collaborative, and inclusive atmosphere. You will be intellectually challenged and provided with a tremendous opportunity for growth in a fast-paced, and fun environment.

You'll learn, master, and improve the Continuous Integration Continuous Delivery (CI/CD) processes and tools we use to develop, test, integrate, and deploy our Cloud-based and on-premises solutions into multiple hosting environments, such as AWS, Azure, VMWare, and others. You'll learn new technologies and tools and apply what you've learned to overcome technological challenges with innovative solutions. You'll collaborate with other software engineers and SREs to share your knowledge with the team and the organization to make us all better at what we do. You'll perform technical spikes and develop prototypes to help test product concepts and achieve customer validation.

Primary Responsibilities

• Design, develop, troubleshoot, and maintain mission-critical infrastructure across cloud and on-premises environments using infrastructure-as-code (IaC)
• Build and support scalable, highly available, and secure cloud-native architectures, including Kubernetes clusters and microservices deployments
• Enable and optimize CI/CD pipelines by applying best practices for automated provisioning, configuration, testing, and deployment
• Gather and analyze system and application metrics to support performance tuning, capacity planning, and proactive issue resolution
• Partner with development teams to improve system reliability through rigorous testing, release processes, and continuous improvement initiatives
• Participate in system design, platform engineering, and technical decision-making to ensure solutions meet functional, performance, and SLA requirements
• Collaborate across engineering teams and stakeholders to deliver solutions, resolve technical challenges, and coordinate key deliverables
• Develop prototypes, perform technical spikes, and evaluate new tools or approaches to solve complex technical problems
• Continuously assess deployed systems and implement improvements to enhance reliability, scalability, and operational efficiency
• Mentor team members and contribute to knowledge sharing across the organization

Basic Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or a related field, with 4+ years of relevant experience
• Demonstrated ability to deliver projects or processes spanning multiple technical domains, including experience in a technical lead capacity
• Solid understanding of Agile development practices, along with CI/CD methodologies and supporting tools
• Strong proficiency with Linux and Windows operating systems, as well as networking fundamentals (e.g., HTTP, HTTPS, SSL/TLS, SMTP, DNS)
• Hands-on experience provisioning and managing resources within cloud and IaaS environments (AWS, Azure, Google Cloud Platform, etc.)
• Practical experience with infrastructure-as-code and automation tools such as Terraform, Ansible, CloudFormation, Chef, or Puppet
• Experience working with container technologies (Docker) and orchestration platforms like Kubernetes, including use of kubectl
• Proficiency with version control systems, such as Git
• Demonstrated curiosity and initiative in learning new tools, frameworks, and technologies
• Ability to work independently with minimal supervision while also collaborating effectively within cross-functional engineering teams

Travel:

• Travel will be 50% within the US as well as overseas

Preferred Qualifications

• Experience with enterprise event streaming technologies such as Kafka or NATS
• Familiarity with monitoring and observability tools like Grafana and Prometheus
• Exposure to service mesh and API gateway technologies (e.g., Istio)
• Experience with GitOps tools such as Argo CD, Flux CD, or similar platforms
• Professional cybersecurity certification (e.g., Security+ or equivalent)
• Understanding of Agile development methodologies and practices
• Working knowledge of relational database systems such as Oracle, MySQL, PostgreSQL, or SQL Server

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:
April 16, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $73,450.00 - $132,775.00

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.