Platform DevOps Administrator

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Falls Church, VA, US

The Platform Dev Ops Administrator is a security-focused infrastructure professional responsible for securing, automating, maintaining, and supporting enterprise Linux and COTS application environments.

This role emphasizes security compliance, vulnerability remediation, platform automation, patching, middleware administration, and production operations. A primary measure of success is the ability to convert recurring operational and security tasks into controlled, repeatable Ansible automation while maintaining the stability and availability of 24x7 production systems.

The ideal candidate has strong Linux administration skills and experience with STIG compliance, CVE/KEV remediation, PKI, SSL/TLS certificates, Apache, JBoss, RabbitMQ, Node.js, and enterprise COTS platforms. The individual must be capable of independently troubleshooting and resolving technical and security issues with minimal supervision.

Primary Responsibilities

Platform Security & Vulnerability Management

• Maintain secure Linux, middleware, web server, and COTS environments.
• Implement and remediate systems against DISA STIG baselines.
• Review vulnerability scan results and remediate CVEs and CISA Known Exploited Vulnerabilities (KEVs).
• Coordinate patching activities based on severity, exploitability, and operational impact.
• Investigate security incidents and perform root cause analysis.
• Support compliance with NIST security standards and controls.
• Maintain secure platform configurations and provide remediation evidence when required.
• Manage PKI and SSL/TLS certificates, including installation, renewal, troubleshooting, and validation.
• Collaborate with cybersecurity teams to address findings and implement corrective actions.

Dev Ops & Automation

• Develop, maintain, and execute Ansible playbooks and roles for system administration, patching, security hardening, and vulnerability remediation.
• Utilize Ansible Automation Platform (AAP) to manage infrastructure automation.
• Automate Linux patching, security baseline enforcement, configuration validation, and recurring remediation activities.
• Create reusable automation for standardized platform configurations.
• Troubleshoot failed automation jobs and deployments.
• Maintain version-controlled automation code and documentation.
• Identify opportunities to replace manual processes with repeatable automation.
• Install, configure, secure, patch, upgrade, and troubleshoot Red Hat Enterprise Linux (RHEL) environments.
• Support RHEL 6, 7, 8, and 9.
• Administer users, permissions, services, file systems, scheduled jobs, and system configurations.
• Troubleshoot operating system, networking, performance, storage, and application issues.
• Support backup, recovery, and disaster recovery activities.
• Monitor platform health, availability, performance, and security.
• Administer Apache HTTP Server, JBoss, RabbitMQ, Node.js, and COTS application environments.
• Apply patches, upgrades, security updates, and configuration changes.
• Analyze vendor security advisories and determine applicability.
• Troubleshoot integrations between applications, middleware, Linux systems, and supporting infrastructure.
• Maintain SSL/TLS configurations for supported services.
• Support Linux workloads running in virtualized and containerized environments.
• Understand resource allocation, networking, storage, availability, and security considerations for virtual machines and containers.
• Assist in troubleshooting virtualization- and container-related platform issues.

Production Operations & ITIL

• Respond to incidents, alerts, service requests, and operational issues.
• Follow ITIL practices for Incident, Problem, Change, Configuration, and Service Request Management.
• Document incidents, resolutions, and corrective actions.
• Adhere to established change management processes.
• Coordinate effectively with infrastructure, cybersecurity, application, network, database, and customer teams.

Independent Operations

• Analyze and resolve security and operational issues with minimal supervision.
• Research unfamiliar technologies and technical problems.
• Prioritize work based on risk and business impact.
• Own incidents through resolution and elevate when appropriate.
• Communicate technical issues and risks to both technical and non-technical stakeholders.
• Recommend automation and process improvements.

Required Qualifications

• 5+ years…