Senior Cloud Systems Administrator

Job Title: Senior Cloud Systems Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity:

Join a dynamic, fast-paced Agile development program as a key platform engineer supporting mission-critical systems. In this role, you will help build, operate, and evolve a robust AWS cloud environment that keeps multiple applications and servers highly available every day. With a diverse ecosystem of technologies, you'll be continuously challenged, empowered to innovate, and given room to grow your cloud and systems expertise. If you thrive in environments where no two days look the same, this is the place to be.

Responsibilities:

• Build and manage AWS infrastructure across multi-account, multi-environment landing zones

• Design and implement systems management solutions that support program needs

• Install, configure, deploy, and maintain servers and enterprise software

• Monitor system performance, identify risks, and troubleshoot complex technical issues

• Ensure the security, reliability, and efficiency of IT infrastructure

• Collaborate within a SAFe delivery model alongside application, data, and security teams

• Assist with IaaS, IaC, networks, and firewall configuration

• Perform upgrades, IAVA patching, and maintain STIG compliance

• Support contract-required performance monitoring and system maintenance

• Troubleshoot outages and ensure high availability across environments

• Manage resources across AWS cloud services

• Implement and maintain access controls, backups, and security policies

• Build and maintain technical documentation, runbooks, architecture references, and IT policies

• Contribute to multi-region disaster recovery, failover strategies, and resilience automation

Qualifications:

Required:

• US citizenship is required and have a DoD Secret clearance

• 5+ years of related experience

• Bachelor's degree or equivalent experience

• Security+ Certification

• Proven experience as a System Administrator, Network Administrator, or similar technical role

• Strong communication skills-both verbal and written-to collaborate with peers and leaders

• Hands-on experience supporting servers, networks (LAN/WAN), and patch management in virtual or cloud environments

• Ability to understand, distill, and document solution requirements from diverse stakeholders

• Able to work independently with minimal supervision

• Proficiency in Windows and Linux operating systems

• Production-level Kubernetes / EKS and container experience (Docker/containerd, image building)

• Active Directory and identity federation integration experience

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Desired:

• Familiarity with Git, Jenkins CI/CD, Terraform, and Docker

• Experience with STIG compliance, security hardening, and patching

• Strong knowledge of AWS services and hosted environments

• Server scripting skills (Shell, Perl, PowerShell) and experience with automation technologies

• Strong Terraform expertise (modules, state management, reusable IaC) and Ansible knowledge

• Experience with observability and logging platforms (Splunk, CloudWatch)

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:

$90,300-$189,600

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.