Application Support (Linux/RHEL)

We are initiating Application Support position to support the CPA Project. The role will be responsible for application and operational support activities, including incident management, troubleshooting, system monitoring, deployment support, and change management activities to ensure the stability and availability of business-critical applications.

Key Skills / Knowledge and Behaviors

• Basic familiarity with Linux/RHEL environments

• Exposure to container/Kubernetes platforms (e.g., OpenShift)

• Familiarity with Huawei Cloud Stack (HCS) or other private/hybrid cloud platforms

• Basic SQL skills for querying and troubleshooting data issues

• General understanding of how applications work (frontend/backend/API interactions)

• Familiarity with ITIL processes (incident, problem, change management)

• Willingness to work within strict physical/logical access controls and undergo security clearance/vetting where required

• Strong documentation habits — many actions require manual logging in place of automated audit trails

• Good communication skills; able to explain technical issues to both technical and non-technical stakeholders

• High attention to detail and comfort following strict procedural runbooks

Job Description (JD)

• Provide first- and second-level support for business-critical applications within an air-gapped network

• Identify and triage application issues (service outages, slow performance, error messages, login/access problems) and route to the appropriate team for resolution

• Monitor application and platform health using on-premises/local monitoring tools; escalate anomalies per incident procedures

• Perform basic operational tasks (service restarts, log checks, resource checks) as part of first-line support

• Support secure, approved methods for transferring code releases, patches, and logs across the air gap (e.g., approved removable media, data diodes, transfer stations), following chain-of-custody procedures

• Assist with executing deployments and version upgrades in an offline or restricted-network setting, following documented runbooks

• Support basic root cause investigation by gathering logs, reproducing issues, and documenting findings for developers/platform teams

• Maintain and update support documentation, runbooks, and knowledge base articles specific to the application and platform stack

• Support user access management, environment configuration, and minor data fixes as required

• Participate in change management processes, ensuring changes are properly tested and documented before release

• Maintain detailed logs of all changes, transfers, and incidents to support audit and compliance requirements (e.g., SSDLC, change control, key control testing)

• Follow physical and information security controls (e.g., controlled media handling, no unauthorized devices, access logging)