Site Reliability Engineer

Job Description
BAE Systems is a global defense, aerospace, and security company. Our sector provides critical capabilities to governments worldwide, ensuring national security through technological innovation and operational excellence. We offer a collaborative environment where engineering precision meets mission-critical impact.
We are seeking a highly skilled Site Reliability Engineers (SRE) to join our team. The successful candidate will be responsible for bridging the gap between software development and systems operations, ensuring that our critical infrastructure is scalable, reliable, and efficient. The SRE will apply a software engineering approach to operational challenges, focusing on automation, observability, and the reduction of operational toil.
#LI-PB2
Required Education, Experience, & Skills

• Education: Bachelor's degree in Computer Science, Software Engineering, or a related technical field.
• At least 1o years of experience as an SRE
• Programming Proficiency: Strong professional experience in one or more modern programming languages (e.g., Python, Go, Java).
• Systems Administration: Advanced knowledge of Linux/Unix internals, including networking (TCP/IP, DNS) and security hardening.
• DevOps Tooling: Practical experience with version control (Git) and CI/CD pipelines (Jenkins, GitLab CI, or GitHub Actions).
• Must possess a TS/SCI clearance and appropriate polygraph

MDOPS
Preferred Education, Experience, & Skills

• Master's degree in CS, CE, mathematics, physics or related field
• Experience developing applications to support quantitative analysis
• Experience integrating complex and/or experimental algorithms into established applications
• Working knowledge of applied cryptography
• Docker and Java experience
• HPC software development experience
• Experience integrating AI agents into development workflows
• Exposure to QPU and GPU HPC architectures

Pay Information
Full-Time Salary Range: $149603 - $254317
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Intelligence & Security
BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems, you'll find a rewarding career that truly makes a difference.
Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers. Our pride and dedication shows in everything we do-from intelligence analysis, cyber operations and IT expertise to systems development, systems integration, and operations and maintenance services. Knowing that our work enables the U.S. military and government to recognize, manage and defeat threats inspires us to push ourselves and our technologies to new levels.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.