Middleware Engineer

About

ILS Inc. is seeking an experienced Middleware Engineer with strong expertise in IBM Security Access Manager (ISAM) and Application Server administration to support a secure, enterprise-level federal environment. The ideal candidate will be responsible for the configuration, integration, maintenance, and troubleshooting of middleware technologies, ensuring availability, scalability, and security compliance.

This is a hybrid role requiring on-site presence two days per week at our Fairfax, VA headquarters. MUST BE LOCAL TO DC METRO AREA (hybrid support - 2 days in ILS HQ office, located in Fairfax, VA 22033).

Responsibilities

• Install, configure, and manage IBM ISAM (WebSEAL and AAC modules) for access control, SSO, and authentication policies.
• Administer and maintain middleware platforms such as IBM WebSphere, Apache Tomcat, JBoss, or WebLogic.
• Support application deployments and troubleshoot middleware-related issues across development, test, and production environments.
• Integrate ISAM with identity providers, LDAP/AD, and federated SSO using SAML or OIDC.
• Tune middleware infrastructure for high performance and availability.
• Implement and maintain SSL certificates, keystores, truststores, and secure communication.
• Collaborate with application developers, security teams, and network engineers to ensure end-to-end secure integration.
• Create and maintain detailed configuration and operations documentation.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of experience with middleware systems and identity/access management tools.
• Hands-on experience with IBM Security Access Manager (ISAM) including WebSEAL configuration and policy management.
• Strong knowledge of application server administration (e.g., IBM WebSphere, Tomcat, JBoss, WebLogic).
• Experience integrating with LDAP directories, federated identity systems (SAML, OIDC), and SSL/TLS configurations.
• Familiarity with scripting (e.g., Shell, Python) for automation of administrative tasks.
• Understanding of networking, firewalls, load balancing, and web infrastructure concepts.

Preferred Qualifications

• Familiarity with AWS, Docker, or containerized middleware deployments.
• Knowledge of DevOps tools and infrastructure as code (e.g., Ansible, Terraform).
• Government security standards (e.g., FISMA, NIST, FedRAMP) compliance experience.
• Middleware log analysis tools (e.g., Splunk, ELK stack).