Unknown Company

Systems Engineer/Developer (TS/SCI w/ Poly) - Mission Critical

mc lean, va • Posted 4 days ago
Hybrid Full Time General

Systems Engineer (SME)We are seeking a hands-on Systems Engineer (SME) with deep expertise across infrastructure, platforms, and application ecosystems spanning cloud and on-premises environments. This role requires a proven practitioner who can analyze existing (as-is) systems and applications, document current state architectures, design future-state solutions, and implement system enhancements or technology transformations end-to-end.The ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security. Recognized SME with deep, hands-on technical expertise.

Strong systems thinker with the ability to see and engineer across the full stack. Comfortable operating at both strategic architecture and tactical implementation levels. Excellent communication and collaboration skills across technical and non-technical teams.

Proven ability to own complex systems from design through production.Bachelor's Degree in Computer Science, Information Technology, or other related technical discipline, or the equivalent combination of education, technical training, or work/military experienceMinimum ten (10) years of related Systems and Linux Engineering experienceInfrastructure & PlatformsEnterprise networking (e.g., routing, switching, firewalls, load balancers, DNS)Storage technologies (e.g., SAN, NAS, object storage)Container platforms (e.g., Kubernetes, Docker)Linux (Redhat, CentOS) operating systems (administration, hardening, automation)IdAM - Public Key Infrastructure (PKI) hands-on for AuthN and AuthZCloud & On-Prem TechnologiesCloud platforms (AWS, Azure, and/or GCP)Hybrid and on-prem infrastructure design and integrationCloud networking, identity, security, and cost optimizationData & Application PlatformsRelational and NoSQL databases - relational (e.g., Oracle, PostgreSQL, MySQL, SQL Server) and NoSQL (e.g., MongoDB, Cassandra, DynamoDB, Redis) databasesWeb services, APIs, and middlewareSoftware development lifecycle (SDLC) fundamentalsEvent-based messaging systems (e.g., SQS, SNS, RabbitMQ)Engineering & AutomationInfrastructure as Code - Scripting & Automation: Python, Bash, PowerShell, Terraform, Ansible, or CloudFormationConfiguration management and scripting (e.g., PowerShell, Bash, Python, etc.)CI/CD integration with infrastructure and platforms (e.g., Jenkins, GitLab CI/CD, GitHub Actions, GitOps, ArgoCD)Security best practices and system hardeningMonitoring & Incident Response: Proficiency with tools like Prometheus, Grafana, Splunk, ELK Stack, CloudWatchArchitecture & DesignAbility to create:o As-is architecture documentationo To-be architecture and detailed engineering designso Implementation and migration plansDesired Knowledge/SkillsObservability and monitoring tools (e.g., logging, metrics, tracing)Zero Trust and modern security architecturesData analytics, AL/ML platform exposureExperience supporting production or mission-critical environmentsRelevant certifications (e.g., cloud, systems, security, or architecture)Knowledge of machine learning platforms (e.g., TensorFlow, PyTorch, SafeMaker)Familiarity with big data ecosystems (e.g., Hadoop, Databricks, Snowflake, Google, BigQuery)Strong background in ITIL processes and agile methodologiesCertifications: AWS Solutions Architect / DevOps Engineer, Azure Administrator, Kubernetes CKA/CKAD, ITIL FoundationKey ResponsibilitiesPerform hands-on systems engineering across network, compute, storage, operating systems, middleware, databases, and applicationsAnalyze and document as-is infrastructure, platform, and application architecturesWork with the System Architect and Cloud Architect to create the detail engineering designs for modernization, optimization, and transformation initiativesLead and execute cloud and on-prem system implementations, migrations, and upgradesEnsure systems meet availability, scalability, performance, security, and compliance requirementsIntegrate infrastructure and platforms with DevOps and DevSecOps pipelinesTroubleshoot complex, cross-stack issues spanning infrastructure, platforms, and applicationsCollaborate effectively with:o Infrastructure & Platform Engineerso Software Engineerso DevOps/DevSecOps Engineerso Data Engineers (ETL)o Data Modelers, Data Scientists, and Data AnalystsProduce clear technical documentation, diagrams, standards, and runbooksServe as a technical authority and escalation point for complex system issuesCommunication Skills:o Ability to brief executives clearly and translate technical issues into business impacto Ability to work across organizations (internal and IC) to implement complex solutions

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