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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full-Stack Systems Engineer [$344k/yr+] TS/SCI-FS Poly - **Company:** SYSTOLIC, INC. - **Location:** Herndon, VA, United States - **Experience:** Expert - **Salary:** $344,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Microsoft Azure, Bash Shell, BigQuery, CentOS, Cloud Computing, Databases, Continuous Integration, Linux, DevOps, Domain Name System (DNS), Amazon DynamoDB, Elasticsearch, Middleware, Github, Apache Hadoop, Identity and Access Management, Python (Programming Language), PostgreSQL, Machine Learning, Microsoft SQL Server, MongoDB, MySQL, NoSQL, Octopus Deploy, Oracle (Applications), Public Key Infrastructure, Windows PowerShell, Scrum Methodology, Systems Development Life Cycle, RabbitMQ, Red Hat Enterprise Linux, Redis, Logstash, Ansible, Prometheus, Runbook, Amazon Simple Notification Service (SNS), SQL Databases, Web Services, Scripting, Load Balancing, System Availability, Snowflake, Grafana, Firewalls (Computer Science), Gitlab, Cloudformation, Gitlab-ci, Kubernetes, Cassandra, Cloudwatch, Kibana, Amazon Simple Queue Service (SQS), Terraform, Splunk, Devsecops, Docker, Jenkins, Databricks - **Published:** July 16, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9034299/senior-full-stack-systems-engineer-344kyr-tssci-fs-poly ## About the Role * Degree: Technical bachelor's degree or equivalent experience * Years of experience: 15+ years * Total Compensation: $344k+ yearly ## Description * Lead full-stack systems engineering across infrastructure, platforms, cloud, and application ecosystems. * Design future-state architectures and execute complex system implementations. * Integrate systems and platforms with DevOps/DevSecOps pipelines. * Requires expertise in Kubernetes, Docker, Linux, PKI, AWS, Azure, Oracle, PostgreSQL, MySQL, SQL, MongoDB, Cassandra, DynamoDB, Redis, APIs, web services, SQS, SNS, RabbitMQ, Terraform, Ansible, Python, Bash, PowerShell, CloudFormation, Jenkins, GitLab, ArgocD, Prometheus, Grafana, Splunk, Elasticsearch, Kibana, Logstash, CloudWatch. * Preferred experience includes AI/ML, Hadoop, Databricks, Snowflake, BigQuery, and Agile methodologies., * Perform full-stack systems engineering across network, compute, storage, OS, middleware, databases, and applications. * Document "as-is" architectures and develop detailed "to-be" designs. * Lead cloud and on-prem implementations, migrations, upgrades, and modernization initiatives. * Ensure system availability, scalability, performance, security, and compliance. * Integrate systems and platforms with DevOps/DevSecOps pipelines. * Troubleshoot complex, cross-domain issues. * Collaborate with infrastructure, platform, software, DevOps, and data teams. * Produce technical documentation, diagrams, standards, and runbooks. * Serve as an escalation point and technical authority. * Communicate effectively with executives and cross-organizational partners. * Ability to produce "as-IS" and "to-be" architectures plus implementation/Integration plans. * Enterprise networking, firewalls, load balancers, DNS. * SAN/NAS/Object storage. * Kubernetes, Docker. * Linux (RHEL/CentOS) administration, hardening, automation, Bash, Python. * PKI and identity management. * Cloud platforms: AWS, Azure, or GCP; Hybrid and on-prem integration, cloud networking/security/cost optimization. * Relational & NoSQL databases (Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Cassandra, DynamoDB, Redis). * APIs, web services, middleware, SDLC fundamentals. * Event messaging (SQS, SNS, RabbitMQ). * IaC, automation, and scripting (Terraform, Ansible, Python, Bash, PowerShell, CloudFormation). * CI/CD tools (Jenkins, GitLab CI/CD, GitHub Actions, ArgoCD). * Security best practices and system hardening. * Monitoring/observability tools (Prometheus, Grafana, Splunk, Elasticsearch, Kibana, Logstash, CloudWatch). * Agile/Scrum, DevOps. * Machine Learning/Artificial Intelligence, Hadoop, Databricks, Snowflake, BigQuery (preferred). ## Related Videos - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Scaling: from 0 to 20 million users](https://www.wearedevelopers.com/videos/676-scaling-from-0-to-20-million-users) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023)