Application Engineer— 24/7 WatchFloor Fort Meade, MD, US

CACI International Inc.; Fort Meade (MD); On-site; USD 86,600 - 181,800; Full time

Benefits offered by this job

Flexible time off

Comprehensive health benefits

Continuing education resources

Job summary

Join CACI International Inc. as an Application Reliability & Support Engineer in Fort Meade, MD. This role involves providing operational support for critical applications, ensuring their reliability and performance within a dynamic, fast-paced environment.

Your experience with monitoring tools, Linux administration, and AWS operations is essential as you tackle application support tasks and engage in shift rotations for continuous service delivery. CACI promotes a culture of integrity and growth.

Qualifications

• Active TS/SCI w/ Polygraph is required for this position.
• Experience in mission operations or 24/7 support environments is desired.
• Ability to work independently in high-tempo situations.

Responsibilities

• Monitor and maintain application systems to ensure reliability.
• Identify performance issues, troubleshoot problems, and implement improvements.
• Support 24/7 watchfloor operations and escalate service degradations as needed.

Skills

Monitoring & Watchfloor Operations

Linux / Systems Administration

Cloud / AWS Operations

Dataflow / Application Support

DevOps Tools

Education

High School Diploma/GED with 10 years of experience

Associate’s degree with 8 years of experience

Bachelor’s degree with 6 years of experience

Master’s degree with 4 years of experience

Doctorate with 2 years of experience

Tools

Grafana

Kibana

Splunk

AWS Lambda

Terraform

Ansible

Job description

## Application Reliability & Support EngineerFort Meade, MD, USApply NowFind out how well you match with this jobJob ID327136Job Title: Application Reliability & Support EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None\* \* \***The Opportunity** Join our dynamic team supporting the Secure the Enterprise initiative by helping transform today’s manual system security evaluation and authorization processes into a modern, automated, and continuously monitored environment. In this role, you’ll work across multiple technical domains—software development, systems engineering, systems administration, and operations support—to keep critical applications running smoothly and securely throughout their entire lifecycle. This is a hands-on position at the heart of mission operations, offering a fast-paced environment, broad technical exposure, and the opportunity to directly influence enterprise readiness and resiliency.**Responsibilities*** Monitor and maintain application systems to ensure data accuracy, reliability, and overall system health.* Drive operational excellence by identifying performance issues, troubleshooting problems, and implementing improvements to system configuration or code when needed.* Track and interpret key metrics, logs, dashboards, and alerts to proactively prevent downtime and maintain optimal performance.* Support 24/7 watchfloor operations by detecting service degradations, dataflow failures, system errors, and application issues—and escalate when required* Perform foundational Linux administration tasks, including service checks, restarts, log reviews, and resource validation (disk, memory, CPU), as well as supporting server reboots.* Assist with cloud operations in AWS using the Console or CLI to assess instance health, review system status, reboot servers, and provide basic operational troubleshooting.* Participate in a rotating 12‐hour shift schedule (6AM–6PM / 6PM–6AM) to deliver continuous application support.**Qualifications****Required*** Active TS/SCI w/ Polygraph* All experience and education must be technical and directly related to the role. All education must come from accredited institutions. + 10 years of experience with a High School Diploma/GED + 8 years of experience with an Associate’s degree + 6 years of experience with a Bachelor’s degree + 4 years of experience with a Master’s degree + 2 years of experience with a Doctorate* Candidates must be proficient in one or more of the following areas:* Monitoring & Watchfloor Operations: Grafana, Kibana, Splunk, CloudWatch, or comparable tools; experience with dashboard monitoring, alert triage, log analysis, incident escalation, and shift turnover.* Linux / Systems Administration Comfort operating in Linux environments, including conducting system health checks, managing services, reviewing logs, and safely rebooting servers.* Cloud / AWS Operations Experience with C2E, HCI, AWS, Lambda, AWS Console, or AWS CLI—particularly in supporting EC2 instances, performing health checks, and basic operational troubleshooting.* Dataflow / Application Support Familiarity with data pipeline tools such as Apache NiFi, Cribl, Kafka, or Logstash; experience monitoring job health, queues, ingestion flows, and data movement.* DevOps Tools Exposure to Terraform, Ansible, GitLab Pipelines, or Docker.**Desired*** Experience working in mission operations or 24/7 support environment* Familiarity with automated security assessment workflow* Strong analytical troubleshooting skills and the ability to work independently in high-tempo situation* Excellent communication skills for shift turnovers, incident reporting, and cross-team coordination-**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.The proposed salary range for this position is:$86,600 - $181,800*CACI 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.*