60 Open Systems Technologies Linux Administrator Jobs Hiring Near You

Open Systems Technologies Corporation is a leader in the government contracting marketplace, providing Enterprise Security and Cloud Computing solutions to support large organizations. Our capabilities include supplying federal government entities and private businesses with software development, scientific and engineering technical assistance, systems integration, and enterprise security. Since its founding in 1996, OST has been committed to delivering high-quality, best-in-class results that bring added value to our clients while investing in our employees’ futures by providing exciting projects to work on, and robust benefits to include technical training and certifications, relocation assistance and a 401K match with immediate vesting.

Open Systems Technologies is seeking a Back-End Software Engineer to support a large government-end client.

Required Qualifications:

• CLEARANCE: Active TS/SCI w/CI Poly
• A software developer with experience in Java development utilizing various libraries such as SpringBoot, Mockito, Lombok, OpenAPI (Swagger) and other similar libraries developing RESTFul services. The software application is managed through Git and built using gradle. Other third-party applications that are utilized is Kafka, MongoDB, ActiveMQ and/or NiFi. Applications are containerized and deployed to a Kubernetes cluster using Helm Charts. Experience with Amazon Web Services (AWS) is also desired.
• Experience with Java/J2EE object-oriented programming language
• Experience with Spring Boot or Spring Framework
• Experience in working with microservices and containerization technologies, including Docker, Bitbucket, Kubernetes, or OpenShift
• Experience with integration and development tools, including AWS, Docker, Bitbucket, Jenkins
• Experience with supporting systems engineering efforts in system design, solution engineering, and software development
• Experience with Linux OS and command line interface

Software Engineer, Mid

Area of Focus Skills - Software Engineer job family aligned skills plus: Java, JavaScript, Git, SQL, Python, Server Side Development, Server Side Software, Middleware, Integration, API Development, Operating Systems, Core Application Systems, Data Integration, Application Integrations, Docker, Node.js, Groovy, Perl Programming, Scala, Spring Cloud, Spring Core, Spring-Boot, Spring Data

You Have:

• 2+ years of experience with Java
• 1+ years of experience in working with microservices and containerization technologies, including Docker and Kubernetes
• Experience with backend frameworks, such as Spring Framework or Spring Boot
• Experience with API development, including REST architectural style
• Experience with Linux OS and Command Line Interface
• Top Secret clearance
• HS diploma or GED
• Ability to obtain a DoD 8570 certification, including Security+ or CISSP, within 6 months of start date

Nice If You Have:

• Experience with network security, including access and authorization for PKI and chain trusting
• Experience with writing unit tests and E2E testing
• Knowledge of Apache NiFi and Kafka
• Knowledge of JIRA, Confluence, Git, and GitLab
• Ability to investigate root causes and provide corrective actions
• TS/SCI clearance with a CI Polygraph
• DoD 8570 certification, including Security+ or CISSP

Software Engineer, Senior

Area of Focus Skills - Software Engineer job family aligned skills plus: Java, JavaScript, Git, SQL, Python, Server Side Development, Server Side Software, Middleware, Integration, API Development, Operating Systems, Core Application Systems, Data Integration, Application Integrations, Docker, Node.js, Groovy, Perl Programming, Scala, Spring Cloud, Spring Core, Spring-Boot, Spring Data

You Have:

• 5+ years of experience with Java
• 3+ years of experience in working with microservices and containerization technologies, including Docker and Kubernetes
• Experience with backend frameworks, such as Spring Framework or Spring Boot
• Experience with API development, including REST architectural style
• Experience with integration and development tools, including AWS, Bitbucket, or Jenkins
• Experience with supporting systems engineering efforts in system design, solution engineering, and software development
• Experience with Linux OS and Command Line Interface
• Top Secret clearance
• HS diploma or GED
• Ability to obtain a DoD 8570 Compliant Certification, including Security+ or CISSP, within 6 months of start date

Nice If You Have:

• Experience with Open Systems Architecture design principles
• Experience with DevOps technologies
• Experience with CI/CD technologies, including Ansible, Jenkins, and GIT
• Experience with Agile development or Scrum
• Knowledge of non-relational databases, including MongoDB
• Knowledge of Apache NiFi and Kafka
• Ability to work in a fast-paced and collaborative team environment
• Possession of excellent verbal and written communication skills
• TS/SCI clearance with a CI Polygraph
• Security+ CE, SSCP, CCNA-Security, or GSEC Certification

BENEFITS

OST is an Equal Opportunity Employer and has been operating since 1996 providing support on various contracts with Government agencies. We offer a comprehensive benefits package that includes 3 weeks paid time off, 11 Federal Holidays, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end-of-year profit sharing.