Who We Are: Oasys International, LLC (Oasys) is a rapidly expanding firm that has been recognized on Inc. 5000 magazine’s list of the fastest-growing companies for five consecutive years. We are a dynamic organization dedicated to providing world-class technology consulting services through our team of expert technologists, consultants, engineers, and subject matter experts. At Oasys, we prioritize continuous learning, a healthy work-life balance, and a collaborative work environment. Our culture is merit-based, recognizing and rewarding performance and fostering a supportive and social atmosphere.

POSITION SUMMARY:

Oasys is seeking a Software Developer, System Software (SME) to support the United States Coast Guard (USCG) at the Aviation Logistics Center (ALC)—Information Systems Division (ISD). The Software Developer, System Software (SME), will ensure the system software’s secure and continuous performance, supporting the USCG’s aviation logistics mission.
This role demands expert-level technical proficiency across enterprise systems and hybrid environments, including modern DevSecOps practices, cloud integrations, virtualization, and legacy system sustainment. The Software Developer, System Software (SME) will drive vulnerability remediation, optimize performance, and guide modernization initiatives to ensure operational continuity in a secure and mission-aligned environment.

SKILLS/QUALIFICATIONS:

• Deep expertise in RHEL, Windows Server, VMware, and hybrid environments involving Microsoft Azure and containerization.
• Proven leadership in remediating critical vulnerabilities, implementing STIG baselines, and managing hardened configurations.
• Demonstrated experience managing legacy software stacks such as SAS and OpenROAD alongside modern DevSecOps tooling and containerization.
• Advanced scripting ability in PowerShell, Bash, or Python for system automation and remediation tasks.
• Ability to lead troubleshooting efforts across complex operational environments, including Tier III support escalation.
• Familiarity with enterprise backup, disaster recovery, and system health monitoring tools.

EDUCATION/EXPERIENCE REQUIREMENTS:

• Bachelor’s or Associate’s degree in Computer Science, Math, Information Technology, Engineering, or related field. Six (6) years of directly relevant experience may substitute for three (3) years of formal education.
• Minimum of six (6) years of experience in one or more of current RHEL, Windows, and VMWare, and SAS.
• Minimum of six (6) years of performing security remediation to systems with vulnerabilities based on security scans.
• Minimum of six (6) years of experience in an Agile DevSecOps software and engineering environment and Methodologies.
• Minimum of Six (6) years of mitigating Azure hardware/software issues, performance bottlenecks and overall system health concerns.
• Minimum of six (6) years of experience with Kubernetes, Jira, Confluence, and Bitbucket.
• Experience supporting federal government systems, particularly within DHS or DoD environments, is strongly preferred.

• Serve as the technical lead for the sustainment, remediation, and performance management of system-level software in RHEL, Windows, VMware, Azure, and Kubernetes environments.
• Architect and optimize enterprise-scale platforms that integrate legacy applications (SAS, OpenROAD, Ingres) with containerized and cloud-ready infrastructure.
• Proactively monitor software and system health, identify performance bottlenecks, and lead incident response for mission-critical platforms.
• Perform and validate security remediation actions based on Tenable or equivalent vulnerability scan reports to ensure compliance with STIG, DHS 4300A, and NIST 800-53 standards.
• Develop and maintain robust automation using Bash, PowerShell, or Python to streamline software deployment, system patching, and configuration management.
• Lead the configuration, patching, and enhancement of virtualized platforms (VMware/Hyper-V) and container orchestration environments (Kubernetes).
• Collaborate with cyber, development, and engineering teams to ensure secure operations and support ATO maintenance and system re-accreditation activities.
• Document configurations, system diagrams, and recovery procedures in support of configuration control and audit-readiness.
• Participate in change management processes, Agile sprints, and DevSecOps pipelines using Jira, Bitbucket, Confluence, and CI/CD tools.
• Provide expert guidance and mentorship to junior and mid-level developers and engineers, ensuring knowledge transfer and standard adherence.All other duties as assigned by management.