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Acuity, Inc. · 1 month ago

System Administrator (Senior)

United States

Full-time

Remote

Senior Level, Lead/Staff

8+ years exp

Acuity, Inc. is a digital strategy and technology consulting firm serving federal agencies with critical missions. They are seeking a highly capable Senior System Administrator to support a fast-paced DHS mission environment, focusing on stabilizing operations and guiding infrastructure improvements across cloud and data-center environments.

Cyber SecurityInformation Technology

Comp. & Benefits

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Own day-to-day operations: monitoring, incident/problem management, root cause, and recovery

Administer OS, middleware, and databases: patching, upgrades, backup/restore, capacity/performance tuning

Orchestrate deployments across environments under formal change control

Maintain configuration baselines, runbooks, inventories, and operational documentation

Support secure integrations and data flows (web services, SFTP); monitor batch jobs and interface health

Partner with security on vulnerability remediation and ATO sustainment; prepare audit artifacts

Provide clear status, metrics, and escalations to agency stakeholders

Qualification

AWS GovCloudRHEL 8Windows ServerMongoDB 7.xAnsibleTerraformIncident/problem managementDatabase administrationJBoss EAP 7CloudBees CIMavenSplunk ForwarderAD/KerberosIISApacheSFTP workflowsWAN/LANCapacity planningData-center topologies

Required

BS in CS/IT (or equivalent) and 8+ years relevant systems administration

Breadth (≥1 year each): network/compute/storage design & implementation; cloud prod/non-prod operations; OS & middleware patching/upgrades; configuration/change management; database administration; incident/problem management

Technical Proficiency: Cloud & OS: AWS GovCloud, RHEL 8, Windows Server

Technical Proficiency: Middleware/DevOps: JBoss EAP 7, CloudBees CI, Maven, Ansible, Terraform, Splunk Forwarder

Technical Proficiency: Data: MongoDB 7.x administration and performance tuning

Technical Proficiency: Identity & Web: AD/Kerberos, IIS, Apache; secure SFTP workflows

Technical Proficiency: Networking/Storage: WAN/LAN, capacity planning, data-center topologies

Ability to obtain and maintain a Top Secret clearance with SCI eligibility