SRE Platform Engineer

CACI International Inc.; Washington (District of Columbia); On-site; USD 115,000 - 252,000; Full time

Job summary

CACI International Inc. seeks an experienced SRE Platform Engineer to support the DHS OIG with reliable AI and data platforms including OIG Chat.

You will monitor production and non-production environments to ensure high availability, performance, and adherence to SLOs in secure Azure Government environments. Responsibilities include incident response, capacity planning, disaster recovery, runbook development, and optimization of compute, storage, and AI model usage to balance performance with

Qualifications

• Bachelor's degree + 15 years of related experience; equivalents considered (Master's +12; 21 years no degree)
• Active DHS/EOD clearance as required is needed
• Extensive SRE experience with monitoring, alerting, incident response and reliability practices
• Strong Azure cloud services knowledge including compute, storage, networking, and PaaS
• Experience with secure government cloud environments and compliance monitoring

Responsibilities

• Monitor, maintain, and support production and non-production environments to ensure availability and SLOs
• Implement comprehensive observability, dashboards, and log analysis using Azure tools
• Lead incident response including root cause analysis and changes to restore service
• Analyze performance metrics to identify bottlenecks and optimize resources
• Support capacity planning, autoscaling, and cost optimization
• Develop runbooks and operational documentation

Skills

SRE principles

Monitoring

Incident response

Capacity planning

Azure expertise

Data platforms

Education

Bachelor's degree

Tools

Azure Monitor

Application Insights

Grafana

Prometheus

ELK stack

Job description

Job Title: SRE Platform EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity:CACI is seeking a seasoned Site Reliability (SRE) Platform Engineer to support the Department of Homeland Security (DHS) Office of the Inspector General (OIG). This role offers a unique opportunity to ensure the reliability, performance, and availability of cutting-edge AI and data analytics platforms that strengthen national security oversight through investigative, audit, and inspection operations.As an SRE Platform Engineer, you will be the operational guardian of mission-critical systems including OIG Chat—a large language model assistant—enterprise data platforms, and AI-powered applications that federal oversight professionals depend on daily. You will monitor production environments, implement comprehensive alerting and observability, troubleshoot complex incidents, optimize performance and costs, and ensure high availability through proactive capacity planning and reliability engineering. From analyzing performance metrics to identify bottlenecks to supporting disaster recovery and operational readiness, you will apply site reliability engineering principles to maintain service excellence. Working within secure Azure Government environments, you will build operational resilience for a transformational program of national importance. Join us to make a meaningful impact by ensuring mission-critical AI and data capabilities are always available, performant, and reliable.Responsibilities:Monitor, maintain, and support production and non-production environments for OIGChat, AI applications, and enterprise data platforms to ensure availability, performance, service health, and adherence to service level objectives (SLOs)Implement comprehensive observability including alerting, dashboards, health checks, synthetic monitoring, and log analysis using Azure Monitor, Application Insights, Log Analytics, or equivalent tools to enable proactive incident detectionLead incident response and troubleshooting efforts including root cause analysis, defect resolution, dependency updates, integration validation, and coordination of emergency changes to restore service rapidlyAnalyze performance and usage metrics across applications, APIs, AI model endpoints, data pipelines, and infrastructure to identify and remediate bottlenecks, latency issues, resource constraints, and efficiency opportunitiesSupport capacity planning, resource sizing, autoscaling configuration, and cost optimization for compute, storage, and AI model consumption to balance performance requirements with fiscal responsibilityImplement and maintain backup/restore processes, disaster recovery procedures, high availability architectures, and business continuity capabilities to ensure data protection and operational resilienceMonitor data platform availability including Azure Databricks clusters, data pipelines, storage services, and analytical workloads with alerting for pipeline failures, job errors, and performance degradationSupport deployment and operational readiness for pilot applications and new capabilities including pre-production validation, performance testing, runbook development, and go-live coordinationProvide surge support for complex technical issues, large-scale data collection analysis, analytical environment optimization, and specialized troubleshooting requiring deep platform knowledgeDevelop and maintain operational documentation including runbooks, troubleshooting guides, architecture diagrams, incident post-mortems, and knowledge transfer materials to support sustainable operationsQualifications:Required –Bachelor's degree + 15 years of experience in site reliability engineering, DevOps, platform engineering, systems administration, or related field; equivalencies considered (Master's + 12 years; 21 years with no degree; AA + 17 years)Must be able to obtain a Active DHS/ EOD Clearance as required.Extensive experience with Site Reliability Engineering (SRE) principles including monitoring, observability, incident response, capacity planning, performance optimization, and reliability engineering practicesProven expertise with Azure cloud services including compute, storage, networking, monitoring, and platform-as-a-service (PaaS) offerings with deep understanding of operational best practicesStrong experience with monitoring and observability tools (Azure Monitor, Application Insights, Grafana, Prometheus, ELK stack) and implementing alerting, dashboards, and log aggregationDemonstrated ability to troubleshoot complex technical issues across application, platform, and infrastructure layers with strong analytical and problem-solving skillsDesired –Experience operating AI/ML platforms, large language model services (Azure OpenAI), data analytics platforms (Databricks, Synapse), or high-scale cloud applications in production environmentsHands-on experience with Azure Government or other secure government cloud environments (AWS GovCloud) with understanding of compliance monitoring, security operations, and federal operational requirementsBackground in federal government, mission-critical systems, or 24/7 operational environments with experience supporting incident response, change management, and operational excellence programs-What You Can Expect: A culture of integrity.At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.An environment of trust.CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.A focus on continuous growth.Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.Pay Range :There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.Since this position can be worked in more than one location, the range shown is the national average for the position.The proposed salary range for this position is:$114,600-$252,100CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.