Senior Infrastructure Software Engineer

Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure. Responsibilities Peraton is seeking a poly cleared Senior Infrastructure Software Engineer to join our team supporting advanced R&D efforts in Chantilly, VA. In this role you’ll develop and maintain software that underpins complex research environments by integrating existing capabilities into new or modified systems and environments, improving reliability and performance, and enabling rapid prototyping through disciplined software engineering practices. This position supports a dynamic team of Peraton Labs, customer, and subcontractor personnel. The ideal candidate is comfortable working hands-on in a highly secure environment, collaborating closely with researchers and engineers, and can also execute independently to drive solutions end-to-end.Key responsibilities may include:• Develop and sustain research infrastructure software supporting complex systems• Integrate existing software into new or modified systems and operating environments, ensuring compatibility, performance, and maintainability• Contribute across the software lifecycle: requirements interpretation, design, implementation, testing, verification, and deployment of prototype and operational software• Build and improve automation, tooling, and CI/CD workflows to accelerate development and increase reliability (e.g., build pipelines, test automation, packaging, releases processes)• Work in Linux-based development and runtime environments, including scripting and troubleshooting at the OS and application layers• Collaborate with engineers/researchers to identify successful approaches to complex problems, rapidly iterate prototypes, and transition viable solutions toward operational use• Support networked systems and software that interacts with networking stacks, data flows, distributed services, or mission environments• Interface directly with customer stakeholders (technical and programmatic) to coordinate priorities, communicate progress, and resolve issues• Monitor and direct subcontractor tasking as needed by providing technical guidance, reviewing deliverables, and ensuring integration and quality standards are met• Produce clear technical documentation (design notes, build/deploy instructions, test evidence, and operational runbooks) Qualifications Minimum qualifications• 12 years with Bachelors, 10 years with Masters, or 7 years with PhD. In lieu of a Bachelor’s degree, 4 additional years of experience is required for a total of 16 years• Software development experience with the building and integration of applications/services in complex environments• Strong hands-on proficiency in Python and at least one of C/C++, Java, or Go (exposure to all is a plus)• Familiarity with secure development practices in restricted environments (e.g., hardened enclaves, controlled repos, offline build patterns)• Working knowledge in software engineering practices and tooling, such as: Git/GitHub/GitLab branching, PRs, and code reviews Agile development practices CI tooling (e.g., Jenkins) or similar pipelines• Strong problem-solving ability with a track record of learning new technologies quickly and delivering results in ambiguous/problem-driven research settings• Strong communication skills to explain technical issues and tradeoffs to technical and non-technical audiences• Active TS/SCI security clearance with a current polygraph is required for this positionPreferred qualifications• Experience supporting research platforms or environments where rapid prototyping transitions into operationally relevant software• Prior experience providing technical leadership, mentoring junior engineers, or coordinating work across development teams• Experience with design, development, test, verification, and certification of operational software (including evidence-driven testing and documentation)• Strong “systems” familiarity:o Linux and Windows system skillso Shell scripting and automationo Virtualization / VM technologies (e.g., VMware, KVM, VirtualBox, Proxmox)• Networking background:o TCP/IP fundamentals, routing/switching concepts, firewallso Network service development, packet/data pipeline integration, network troubleshooting• Experience with modern ecosystem tooling, such as:o Containers (Docker) and orchestration (Kubernetes)o Infrastructure automation via Ansible, Terraformo Artifact/package management, reproducible builds, release engineering Target Salary Range $176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Benefits Statement Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at . Application Statements The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity.Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law. Job SummaryRequisition ID: 2026-173494Position Category: Scientific, Research & AnalysisClearance: Top Secret/SCI w/Poly