Senior DevSecOps Engineer, Linux Administrator

This is a fully remote position, open to applicants in United States.

📋 Description

• Deliver senior-level technical operational assistance, administration, and maintenance for production applications, middleware platforms, and infrastructure.

• Manage DB2, involving data ingestion, connectivity, access provisioning, and troubleshooting.

• Supervise LDAP health and disaster-recovery replication, monitoring replication status, database growth, disk utilization, and service issues.

• Design and implement LDAP disaster-recovery replication pipelines, addressing replication failures and ISVD/DB2 defects.

• Administer RHEL 8, JBoss, WebSphere, Nginx, NFS, and other related middleware.

• Renew SSL/TLS certificates and carry out configuration hardening.

• Analyze and rectify vulnerabilities across infrastructure and application platforms.

• Lead security compliance initiatives, including ATO evidence collection, network-flow diagrams, and CJIS/NCIC-related log management.

• Create secure configuration baselines utilizing CIS Benchmarks and DISA STIGs, conducting regular compliance assessments and documenting deviations.

• Oversee applications, infrastructure, and service alerts.

• Maintain Ansible automation for service initiation, cessation, validation, and health checks.

• Enhance monitoring, reliability, and operational processes.

• Engage in troubleshooting and outage management sessions.

• Execute software deployments, upgrades, patch management, and system modifications.

• Document issues, solutions, procedures, and technical processes.

• Develop automation to minimize redundancy and user error.

• Collaborate with cross-functional teams including infrastructure, platform, development, testing, and client teams.

• Review system and application logs; back up, verify, and restore system and application data.

• Deploy and sustain infrastructure resources that support client products and services at scale.

• Install RHEL Linux operating systems and configure Apache, Tomcat, and Informix server components.

• Create and maintain secure operating system images.

• Assist portal end-users with account configurations and related functionalities.

• Provide technical support for external client administrators overseeing client-hosted infrastructure.

• Monitor compliance and regulatory controls, addressing security and network-scanning findings.

• Aid in SSL certificate installation and troubleshooting.

• Offer on-call and after-hours support for incidents and system modifications.

⛳️ Requirements

• Over 5 years of experience in managing systems and applications operating on Linux and Unix servers, including setup, deployment, and maintenance.

• Bachelor's degree in Computer Science, Computer Programming, Computer Engineering, or a related computer-based field; relevant experience may substitute for a degree.

• Expertise in the deployment and maintenance of Red Hat Linux, OS, Apache, Tomcat, and Informix components.

• Proficient in Bash or Python scripting/coding.

• Comprehensive understanding of HTTP, SMTP, firewalls, DNS, TCP/IP, and load balancing principles.

• Practical experience with Trend Micro Deep Security, Sumo Logic, Burp Suite Scanner, and HP Fortify is advantageous.

• Familiarity with the software build process and a strong security-focused mindset.

• Preferred: Red Hat Certified Systems Administrator.

• Preferred: experience with DB2 and AWS Cloud.

• Exceptional communication, collaboration, analytical, troubleshooting, organizational, and documentation skills.

• Proven experience collaborating and communicating effectively with developers, testers, systems engineers, and DBAs.

• Ability to work autonomously and across various teams.

• Knowledge of Agile principles, SAFe Framework, JIRA, and Confluence.

• Capability to manage multiple assignments and responsibilities concurrently.

• Proficient in planning, facilitating, and participating in systems and platform upgrades, service, and preventative maintenance tasks.

• Strong written and interpersonal skills.

• Demonstrated focus on customer service, strong work ethic, and meticulous attention to detail.

• Candidates must reside within the continental United States.

🏝️ Benefits

• 100% remote work.

• Opportunities for self-driven learning.

• Equal opportunity workplace.

• Company culture focused on diversity.

• Tools and support available for skill, experience, and career development.