{"id":4285952,"url":"https://alion.io/job/by-light-senior-solutions-architect-rangeos","title":"Senior Solutions Architect, RangeOS","company":{"id":1964053,"name":"By Light","domain":"bylight.com","url":"https://alion.io/company/bylight","size_band":"501-1000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":3,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":7,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Solutions","role_family":"Solutions","seniority":"staff","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Active Directory","optional":false},{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"Ansible","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"Docker","optional":false},{"name":"GitLab CI","optional":false},{"name":"Grafana","optional":false},{"name":"Harbor","optional":false},{"name":"HashiCorp Vault","optional":false},{"name":"Helm","optional":false},{"name":"IAM","optional":false},{"name":"Java","optional":false},{"name":"Keycloak","optional":false},{"name":"Kubernetes","optional":false},{"name":"KVM","optional":false},{"name":"LDAP","optional":false},{"name":"Packer","optional":false},{"name":"pfSense","optional":false},{"name":"PKI","optional":false},{"name":"Prometheus","optional":false},{"name":"Proxmox VE","optional":false},{"name":"Python","optional":false},{"name":"QEMU","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"Terraform","optional":false},{"name":"VMWare","optional":false},{"name":"JavaScript","optional":true},{"name":"OpenShift","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-11-13T21:50:52Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-13T21:50:52Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Company Overview\nBy Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide.\nPosition Overview\nBy Light is seeking an experienced Senior Solutions Architect to serve as the lead architect for RangeOS, our cyber range and training platform supporting Department of Defense cyberspace operations.\nThe architect is the strategic and technical bridge between business goals, user needs, and engineering execution. This individual owns the overall structure, components, and integration of RangeOS so the platform remains feasible, scalable, secure, and aligned with product and business objectives.\nThis is a technically grounded leadership role. The architect leads a team of engineers, works directly with product management, DevSecOps, and engineering leads, and guides architectural decisions from initial design through deployment and sustainment. Customer relationship ownership resides with program leadership; the architect supports those engagements as the senior technical authority on the platform.\nResponsibilities\nProduct Architecture & Technical Framework\nDefine and own the RangeOS technical architecture, including system components, interactions, data flows, and core technologies.\nEnsure the architecture meets both functional and non-functional requirements, including scalability, reliability, performance, and security.\nMake forward-looking design decisions so the platform can grow, handle increasing load, and remain maintainable over its lifecycle.\nDesign backend services, microservices, RESTful APIs, and distributed application architectures.\nProvide technical direction across the full stack, including frontend frameworks, backend services, databases, and system integrations.\nEvaluate existing components and lead modernization of legacy capabilities into containerized, cloud-native architectures.\nTechnology Selection & Roadmap\nSelect and evaluate tools, frameworks, languages, and platforms based on performance, cost, scalability, security, and team expertise.\nBuild and maintain the RangeOS technical roadmap in partnership with product management, aligned with the product roadmap.\nMaintain architecture documentation, standards, and decision records so the platform is clear and maintainable as it evolves.\nTranslate business and user requirements into technical specifications, and translate technical constraints back into product terms.\nCloud-Native Architecture & DevSecOps\nArchitect containerized applications using Kubernetes, Docker, and related orchestration technologies.\nDesign solutions for cloud, hybrid cloud, and on-premises deployment environments.\nPartner with DevSecOps engineers on secure, automated build, test, integration, and deployment pipelines.\nGuide the use of CI/CD, Infrastructure as Code, configuration management, and automated deployment.\nIncorporate security, observability, fault tolerance, and performance into the architecture from the start.\nRisk & Technical Debt Management\nIdentify architectural risks early and drive mitigation before they affect delivery.\nTrack and prioritize technical debt, balancing new capability against long-term maintainability.\nLead design reviews and resolve complex integration challenges across teams.\nTeam Leadership\nLead, mentor, and develop a team of developers, engineers, and DevOps including hiring input, performance feedback, and career growth.\nEstablish architecture standards, design patterns, and development best practices across the engineering organization.\nFacilitate technical discussions and engineering decisions across product, engineering, and DevSecOps teams.\nServe as the senior technical authority on RangeOS to internal leadership and in support of program-led customer engagements.\nRangeOS Technology Environment\nRangeOS is deployed across cloud, on-premises, and hybrid environments. The architect will design for and integrate with technologies including:\nInfrastructure: AWS Cloud, including AWS GovCloud, and Dell server and storage hardware for on-premises deployments\nVirtualization: VMware vSphere, Proxmox VE, LXD, and KVM/QEMU\nContainers and orchestration: Kubernetes, Docker, and Helm\nNetwork emulation: Open vSwitch and virtual routers and firewalls such as VyOS and pfSense\nIdentity and access: Keycloak, SAML and OpenID Connect single sign-on, LDAP and Active Directory, and CAC/PKI authentication\nInfrastructure as Code and automation: Terraform, Ansible, and Packer\nCI/CD: GitLab CI/CD and container registries such as Harbor\nObservability: Prometheus, Grafana, and the Elastic Stack\nSecurity and compliance: DISA STIGs, the Risk Management Framework (RMF), and HashiCorp Vault for secrets management\nRequired Experience/Qualifications\n10+ years of professional software engineering experience, including significant experience in application, solutions, or product architecture.\nDoD 8140 compliant certification at IAM Level II, or ability to obtain within 6 months of hire.\nStrong hands-on background in backend development with a comprehensive understanding of full-stack application architecture.\nExperience designing and building enterprise applications using Java, Python, C#, .NET, Spring Boot, or comparable technologies.\nDemonstrated experience architecting microservices, RESTful APIs, distributed systems, and complex integrations.\nStrong experience with Kubernetes, Docker, container orchestration, and cloud-native deployment.\nExperience with CI/CD pipelines, DevSecOps practices, automated testing, and secure software delivery.\nWorking knowledge of modern frontend frameworks such as React or Angular and their integration with backend services.\nExperience with relational databases, data modeling, application performance, and data integration.\nUnderstanding of AWS, Azure, or comparable cloud platforms and hybrid infrastructure.\nExperience owning a technical roadmap and architecture documentation for a product or platform.\nExperience leading or supervising engineers.\nExperience working in Agile development environments alongside product management.\nStrong analytical, communication, and technical leadership skills.\nPreferred Experience/Qualifications\nExperience with cyber ranges, cyber training platforms, or distributed training environments.\nFamiliarity with offensive and defensive cyberspace operations and associated mission software.\nExperience architecting software within DoD or Intelligence Community environments.\nExperience with AWS GovCloud, Azure Government, OpenShift, Helm, or Terraform.\nUnderstanding of virtualized infrastructure, network emulation, and enterprise systems integration.\nHands-on experience with VMware, Proxmox, or LXD virtualization, and with identity platforms such as Keycloak.\nPrior experience as a Product Architect, Principal Engineer, Chief Engineer, or Technical Director.\nSpecial Requirements/Security Clearance\nActive TS/SCI security clearance\nUp to 10% travel","description_format":"text","description_chars":7111,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Digital Government","IT Consulting & Digital Transformation"],"lifecycle":[{"event":"open","at":"2026-11-13T21:50:52Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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