Sr Systems Specialist (Full Stack, Cloud)

NISC•Lake Saint Louis, MO

4h•Hybrid

About The Position

As a member of a cross-functional engineering team, you will contribute across the full software delivery lifecycle, spanning application development, systems engineering, and DevOps. This role is designed for a versatile, mid to senior-level technologist who is comfortable working across the stack—from frontend interfaces and backend services to infrastructure, automation, and deployment. You will partner with internal teams and customers to design, build, deploy, and support scalable, secure, and high-performing solutions. This includes contributing to architecture, development, cloud infrastructure, and operational excellence, while continuously improving system reliability and developer productivity. We are especially interested in individuals who thrive in a collaborative environment, proactively solve complex problems, and are eager to leverage modern tooling and AI-assisted development (including tools such as Claude) to accelerate innovation and streamline workflows.

Requirements

Generally, requires 5+ years of experience in software development, systems engineering, or DevOps-related roles
Proficiency in one or more programming languages (e.g., Java, Python, JavaScript/TypeScript)
Experience building and supporting full-stack applications and RESTful APIs
Understanding of modern software design principles (modularity, scalability, maintainability, performance)
Familiarity with frontend frameworks (Angular, Vue, or similar) and backend frameworks (Spring Boot, FastAPI, or similar)
Experience with cloud platforms such as AWS and related services (compute, storage, networking, monitoring)
Hands-on experience with containerization and orchestration tools (Docker, Kubernetes)
Experience with Infrastructure as Code tools (Terraform or similar)
Familiarity with CI/CD pipelines and tools (Git, Bitbucket, Bamboo, or similar)
Understanding of system observability, logging, monitoring, and performance tuning
Working knowledge of Linux and Windows operating systems
Experience with scripting and automation (Bash, Python, or similar)
Understanding of networking fundamentals (TCP/IP, DNS, HTTP/S)
Familiarity with web/application servers and system integration concepts
Experience with relational databases (PostgreSQL, Oracle) and/or NoSQL solutions
Understanding of data structures, API integration, and data exchange formats (JSON, XML)
Experience or strong interest in leveraging AI-assisted development tools (e.g., Claude) to improve coding efficiency, debugging, documentation, and solution design
Ability to identify opportunities to apply automation and intelligent workflows to enhance development and operational processes
Strong analytical, troubleshooting, and problem-solving abilities
Ability to work across multiple domains and adapt to evolving technologies and priorities
Excellent verbal and written communication skills
Self-motivated, accountable, and effective in a collaborative, team-oriented environment
Ability to interact positively with internal teams and external customers
Strong organizational skills with the ability to prioritize and manage multiple tasks
Commitment to continuous learning and professional development

Responsibilities

Design, develop, and maintain full-stack applications, APIs, and supporting systems across cloud and on-prem environments
Build, deploy, and manage infrastructure and services using modern DevOps practices (CI/CD, containerization, Infrastructure as Code)
Collaborate with cross-functional teams to define requirements, design solutions, and deliver high-quality software and system enhancements
Support application and system lifecycle management including installation, configuration, upgrades, monitoring, and performance optimization
Troubleshoot and resolve complex technical issues across software, infrastructure, and networking layers
Implement automation to improve system reliability, scalability, and operational efficiency
Contribute to architectural decisions and promote best practices in software engineering, security, and system design
Develop and execute testing strategies (unit, integration, and system testing) to ensure reliability and maintainability
Utilize AI-assisted development tools (e.g., Claude) to enhance productivity, code quality, troubleshooting, and documentation
Provide technical guidance, documentation, and knowledge sharing to team members and stakeholders
Deliver excellent customer support through issue resolution, training, and ongoing technical consultation
Continuously evaluate and improve tools, processes, and development workflows
Perform other duties as assigned

Benefits

Medical, Dental and Vision Insurance.
Health Savings Account (HSA) with $100 monthly contributions from NISC.
Ability to earn up to $800 additional dollars into your HSA each year through our Wellness Rewards program.
Dependent Care Flexible Spending Account (FSA) thru Paylocity.
Fully covered life insurance up to x3 annual base salary.
Fully covered short- and long-term disability.
401(k), traditional or Roth, with employee match up to 6% and employer 4% salary base contributions.
PTO accrual levels dependent on years of service, 120 Life Leave Event hours, Holiday Week, and 9 paid holidays.
$2,500 Interest-FREE technology loan program.
$25,000 employee educational assistance program.
Volunteer, Wellness, Family Events and other employee fun supplied by our committees.
Employee Assistance Program; assisting employees and dependents with virtually any life event.
Benevolence Committee to support employees with financial hardships like unexpected medical bills, funerals and other unfortunate hardships.