Linux Systems Engineer (Top Secret/SCI with agreement to obtain CI Poly Clearance Required)

North Point Technology•Chantilly, VA

About The Position

North Point Technology is hiring a Senior Linux Systems Engineer to support a mission-critical enterprise Identity and Access Management (ICAM) system in a classified environment. The role provides lifecycle systems engineering support across development and operational environments, combining Linux expertise with cloud infrastructure experience. An active Top Secret clearance with SCI eligibility is required, along with willingness to obtain a polygraph within the customer's required timeline. The engineer will provide Tier II support for customer-facing operational issues, investigate root causes, implement mitigations, and communicate findings to maintain a feedback loop with the development team. The role also involves monitoring user metrics, system health, and performance; implementing proactive measures to sustain availability; automating operational work; managing software products across environments; coordinating security compliance; and working with customers and technical teams to resolve access issues and identify workflow bottlenecks.

Requirements

Linux systems administration and infrastructure management best practices.
Experience with Amazon Web Services, including S3, EC2, and Reserved Instances.
Network troubleshooting across OSI model layers 4–7.
Systems engineering documentation experience, including network diagrams and data flow diagrams.
Familiarity with Agile collaboration tools, including Jira, Confluence, and BitBucket.
COTS and GOTS software product management across multiple environments.
Bachelor's degree in Computer Science or a related discipline.
Current CompTIA Security+ certification, required before the start date.
Active Top Secret security clearance with SCI eligibility.
Willingness and ability to obtain a polygraph within the customer's required timeline.

Nice To Haves

Experience with identity federation, single sign-on, and authorization technologies, including SAML, OIDC, OAuth, Kerberos, and CAC/smart cards.
Experience with Oracle COTS products, including Oracle Access Manager, Oracle Unified Directory, and Oracle WebLogic.
Kubernetes experience.
Scripting experience with Bash and Python.
LDAP directory services experience.
Experience with the ELK stack: Elasticsearch, Logstash, and Kibana.
Experience with cloud-based architectures beyond AWS.
Cross-domain architecture experience.
Automated testing and monitoring experience.
Experience with Engineering Review Boards and Change Management processes.

Responsibilities

Provide Tier II support for customer-facing operational issues, including root cause analysis and mitigation.
Communicate findings and maintain a feedback loop with the development team.
Review user metrics, system health, and overall performance as a subject matter expert.
Implement proactive measures to sustain operational availability.
Develop scripts and use playbook-based automation to accomplish operational tasks.
Manage COTS and GOTS software products across multiple environments.
Coordinate with Enterprise Services to ensure compliance with security policies.
Interface with customers and external technical teams to diagnose and resolve access issues.
Apply systems-level analysis to identify workflow bottlenecks.