[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All BAE Systems jobs](https://jobs.opennash.com/companies/bae-systems/) · [Search jobs](/search/) BAE Systems # Principal Networking Site Reliability Engineer (Hybrid) Merrimack, New Hampshire, United States +3 more Hybrid Full-time Senior individual contributor Operations Listed on BAE Systems’s official careers site. Posted October 12, 2026. Check that it is still open and apply there. [Apply on BAE Systems’s careers site →](https://jobs.baesystems.com/global/en/job/BAE1US130200BREXTERNAL/Principal-Networking-Site-Reliability-Engineer-Hybrid) [OpenNash Jobs](https://jobs.opennash.com/) / [BAE Systems](https://jobs.opennash.com/companies/bae-systems/) / Principal Networking Site Reliability Engineer (Hybrid) ## Job description ### Job Description See what you’re missing. Our employees work on the world’s most advanced electronics – from detecting threats for F-35 pilots to illuminating the night for soldiers. Spanning air, land, sea, and space, we are developing the technology of tomorrow, delivered today. Drawing strength from our differences, we’re innovating for the future. And you can, too. Our flexible work environment provides you a chance to change the world without giving up your personal life. We put our customers first – exemplified by our mission: “We Protect Those Who Protect Us®.” Sound like a team you want to be a part of? Come build your career with BAE Systems. Embark on a journey of innovation with BAE Systems' Platform Engineering group, where we seek a Principal Networking Site Reliability Engineer to deploy and monitor of IaaS, PaaS, and SaaS solutions using cutting-edge technologies. In this role, you work to implementing robust, repeatable, standardized, and advanced technological solutions. You are not just addressing today's needs but setting the foundation for future operations. As an SRE, you will implement the latest in automation, services, and infrastructure. You will be working on addressing existing problems with an eye to future technological needs. Site Reliability Engineering (SRE) is an engineering discipline that combines software and systems engineering to build and run large-scale, massively distributed, fault-tolerant systems. Site Reliability Engineers work a coordinated cross-capability team including Core Services, DevOps, Security, and IT Operations to achieve your project objectives. Software development in SRE focuses on optimizing existing systems, pro-actively identifying potential problems and eliminating work through automation. At BAE Systems, we don’t just use technology; we evolve with it, offering you endless opportunities to stay at the forefront of the technological curve. ### Key Responsibilities Deliver Excellence: Work in a team of SREs to ensure seamless, continuous service delivery. ### Innovate and Implement From concept to execution, bring service methodologies to life. ### Be the Problem Solver Tackle complex service requests, ensuring swift and efficient resolutions. ### Measurement and Monitoring Instrument and measure key performance indicators of the production environment to enable continuous improvement. ### Support the Infrastructure Provide primary operational support and engineering for multiple large-scale distributed software applications Scale systems through automation Communicate and Collaborate: Coordinate with cross-team members to complete tasks. Because this role involves a combination of collaborative/in-person and independent work, it will take the form of a hybrid work format, with time split between working onsite and remotely. Join us. Be part of a team that's not just building technology but defining the future. At BAE Systems, your work is more than a job – it's a journey in innovation. Apply now and propel your career into a future. ### Required Education, Experience, & Skills - Must be able to obtain a Secret clearance and be eligible for TS/SCI clearance in the near future 4 to 6+ years in the realm of Site Reliability Engineering Experience with Juniper networking A desire to deliver excellence and a focus on meeting user needs An understanding of cloud technologies and service lifecycle management Experience in deploying capabilities and services through automation like Ansible or Helm Charts Experience with storage technologies like NFS, JDFS, Ceph, Object Storage (S3) - Familiarity with virtualization technologies such as VMware, Open Stack, or Azure Stack Proactive approach to identifying and resolving performance issues Security+ or equivalent or ability to obtain a Security+ within 90 days Preferred Education, Experience, & Skills - 4 year degree in engineering-related discipline Active Secret or Higher Clearance - Familiarity in Kubernetes and similar technologies Experience working in cross-functional teams Experience with coding beyond simple scripting Experience with infrastructure as code, such as Terraform Pay Information Full-Time Salary Range: $118095 - $200762 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, Inc. BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters. 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. ## At a glance - Posted by the employer: Oct 12, 2026 - First seen by OpenNash: Oct 13, 2026 - Last checked: Oct 13, 2026 - Listed for: 1 day - Location: Merrimack, New Hampshire, United States +3 more - Work arrangement: Hybrid - Employment type: Full-time[Apply on BAE Systems’s careers site →](https://jobs.baesystems.com/global/en/job/BAE1US130200BREXTERNAL/Principal-Networking-Site-Reliability-Engineer-Hybrid) ## More jobs at BAE Systems ### [ACES Operations Program Manager I](https://jobs.opennash.com/companies/bae-systems/jobs/ff042232d8da630916a3/) Nashua, New Hampshire, United States ### [ACES Operations Program Manager III](https://jobs.opennash.com/companies/bae-systems/jobs/242b51074c88530331b0/) Nashua, New Hampshire, United States ### [AEGIS Computer Operator](https://jobs.opennash.com/companies/bae-systems/jobs/f9157ac521e41a346bf1/) Wallops Island, Virginia, United States ### [AEGIS TECHREP USN/BMD Technical Project Manager](https://jobs.opennash.com/companies/bae-systems/jobs/7f9abca70fc7318b3ccb/) Mount Laurel, New Jersey, United States ### [AEWS Program Engineering Manager I](https://jobs.opennash.com/companies/bae-systems/jobs/ee7dc6c7d03ec343a414/) Nashua, New Hampshire, United States ## Similar jobs at other companies ### [Principal Site Reliability Engineering Manager - CTJ -Secret](https://jobs.opennash.com/companies/microsoft/jobs/42cdeb228c5072ac8e38/) Microsoft · United States, Multiple Locations ### [Lead Site Reliability Engineer](https://jobs.opennash.com/companies/jpmorganchase/jobs/f3f038c4f1dcae322c5d/) JPMorganChase · OH, United States ### [Senior Site Reliability Engineer](https://jobs.opennash.com/companies/unitedhealth-group/jobs/87f79a6d366a0366bd42/) UnitedHealth Group · Schaumburg, Illinois ### [Site Reliability Engineer](https://jobs.opennash.com/companies/fortinet/jobs/381a9d3692174aec9a4d/) Fortinet · Sunnyvale, CA, United States ### [Site Reliability Engineer II](https://jobs.opennash.com/companies/genuine-parts/jobs/d61c6ff8867c0a882dde/) Genuine Parts · Birmingham, AL OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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