Senior Software Engineer DevOps

Four Sea Group, Inc.; South Dakota; On-site; USD 140,000 - 186,000; Full time

Job summary

Four Sea Group, Inc. is seeking a Senior Software Engineer (DevOps) to build secure, repeatable software-delivery capabilities for complex programs. You will shape CI/CD, automation, and embedded security while solving cross-team delivery challenges.

The ideal candidate has deep automation expertise, broad CI/CD and cloud experience, and the ability to guide others in a large, mission-critical environment. In-person in Aurora is required.

Qualifications

• Bachelor’s degree in a technical field or equivalent practical experience.
• Typically ten or more years in software engineering, DevOps, or related fields.
• Active TS/SCI with Full Scope Poly.
• CI/CD pipelines in Jenkins, GitHub Actions, GitLab CI, Azure Pipelines, or similar.
• Strong scripting in Bash, Python, or PowerShell.
• Automating builds, tests, security scans, and deployments.
• Git-based version control and collaborative workflows.
• Advanced container experience with Docker/Kubernetes.
• Infrastructure as code with Terraform, Ansible, CloudFormation, or similar.
• Cloud experience (AWS/Azure/Google) and DevSecOps integration.

Responsibilities

• Define and advance secure, repeatable software-delivery capabilities.
• Establish approaches for CI/CD, automation, and embedded security.
• Guide multiple teams to improve delivery reliability and readiness.

Skills

TS/SCI clearance

CI/CD pipelines

Scripting

Docker & Kubernetes

Infrastructure as Code

Cloud platforms

DevSecOps

Cross-team leadership

Education

Bachelor’s degree or equivalent

Tools

Jenkins

GitHub Actions

GitLab CI

Azure Pipelines

Job description

About the role

Four Sea Group is seeking a Senior Software Engineer specializing in DevOps to define and advance secure, reliable, and repeatable software-delivery capabilities for complex customer programs.

This role contributes directly to Four Sea Group's ability to deliver mission-critical software efficiently and consistently. The engineer will establish and improve technical approaches for continuous integration, continuous deployment, infrastructure automation, containerization, and embedded security while solving difficult problems that affect delivery across software, integration, test, infrastructure, and cybersecurity teams.

The ideal candidate combines advanced automation and scripting capability with broad experience across CI/CD, cloud platforms, containers, infrastructure as code, and DevSecOps. This role requires independent technical judgment, the ability to create reusable engineering practices, and the credibility to guide others while improving program delivery, reliability, and technical readiness.

Required Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, Information Technology, or a related technical field, or equivalent practical experience.
• Typically ten or more years of relevant software engineering, DevOps, platform engineering, cloud engineering, or automated software-delivery experience.
• Active TS/SCI with Full Scope Poly
• Advanced experience designing, implementing, and maintaining CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, Azure Pipelines, or comparable technologies.
• Strong scripting and automation experience using Bash, Python, PowerShell, or a comparable language.
• Experience automating software builds, testing, security scans, quality checks, and deployments.
• Experience with Git-based version control and collaborative software-development workflows.
• Advanced experience with Docker, Kubernetes, or comparable container and orchestration technologies.
• Experience implementing infrastructure as code using Terraform, Ansible, CloudFormation, or comparable tools.
• Experience integrating automated testing, code-quality, static-analysis, or security tools into delivery pipelines.
• Experience with at least one major cloud platform, such as AWS, Azure, or Google Cloud.
• Strong understanding of DevSecOps principles and the integration of security controls into software-delivery workflows.
• Ability to define technical approaches and reusable practices within a complex DevOps or software-delivery environment.
• Ability to independently resolve difficult issues spanning pipelines, deployments, containers, cloud platforms, applications, networking, and security controls.
• Ability to communicate technical decisions, risks, dependencies, and tradeoffs across engineering and program teams.
• Experience guiding engineers or coordinating technical work across multiple engineering disciplines.
• Strong written and verbal communication skills.
• All candidates must work in-person in Aurora (no virtual)
• Describe the experience and attributes of the ideal candidate

Preferred Qualifications

• Experience developing software for U.S. government, defense, intelligence, or other secure mission environments.
• Experience with automated testing pipelines, continuous integration, and continuous deployment.
• Experience with Docker or another containerization technology.
• Experience deploying or supporting applications within AWS, Azure, Google Cloud, or another cloud platform.
• Experience modernizing enterprise or mission-critical Java applications.
• Experience providing technical guidance or mentoring to other software engineers.
• Experience working across software development, integration, test, and DevOps teams.
• Experience with SAFe or another scaled Agile framework

Salary:

The salary range for this role is $140,000.00-$186,000.00 per year. The salary range provided is a good faith estimate representative of all experience levels. Four Sea Group, Inc. considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, key skills, and market conditions.

Application Deadline:

This position is expected to remain open through September 30, 2026. The company may adjust this deadline based on business needs and will update the posting as appropriate.

Benefits:

FSG is 100% ESOP-owned, which means our employees share directly in the company's growth. We offer competitive compensation, a strong employer-funded retirement plan, generous PTO and flexible time-off options, comprehensive health, dental, vision, life, short-term disability, and long-term disability benefits, plus a generous medical stipend that gives employees more choice and flexibility. Our model is intentionally built to keep more value with employees through salary, retirement, benefits, and ownership. You will work alongside experienced engineers and technical leaders on meaningful defense, space, software, systems, and mission support work, with room to grow as a technical expert, mentor, program contributor, or future leader.

EEO Statement:

Four Sea Group is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, sex, sexual orientation, gender identity or expression, religion, national origin, marital or familial status, age, disability, veteran status, militaryserviceor application for military service.