The Opportunity:
Join a fast‑paced Agile development program as a key Platform Engineer supporting critical systems in a dynamic AWS cloud environment. As part of our infrastructure team, you’ll help design, build, and maintain resilient systems and services that power daily operations. This role offers the chance to work with a diverse technology stack, solve complex challenges, and continually grow your cloud, automation, and systems expertise. If you enjoy fast‑moving environments, modern DevSecOps practices, and meaningful technical impact, this is the place for you.
Responsibilities:
Core Duties
Build and manage AWS infrastructure across multi‑account, multi‑environment landing zones, including systems management and solution design
Install, configure, deploy, and maintain servers, software, and supporting services
Monitor system performance, investigate anomalies, and resolve issues proactively
Maintain high levels of security and efficiency across all IT infrastructure
Collaborate within a SAFe Agile delivery model alongside application, data, and security teams
Additional Responsibilities
Support IaaS, IaC, networking components, and firewall management
Perform upgrades, IAVA patching, and ensure STIG compliance
Maintain systems in alignment with contract and performance requirements
Troubleshoot outages and implement long‑term corrective actions
Manage and optimize AWS cloud resources
Enforce security best practices through access controls, backups, and firewalls
Develop and maintain internal documentation, technical manuals, and policy artifacts
Contribute to multi‑region disaster recovery strategies, including backup, failover, and resilience
Qualifications:
Required:
An active DoD Secret Clearance
5+ years of relevant professional experience
Bachelor’s degree or equivalent work experience
Security+ certification
Proven experience as a System Administrator, Network Administrator, or similar technical role
Strong verbal and written communication skills for collaboration with peers and leadership
Hands‑on experience with servers, LAN/WAN networks, and patch management in virtual or cloud environments
Ability to understand, refine, and document technical solution requirements
Self‑driven with the ability to work independently
Expertise with Windows and Linux operating systems
Production Kubernetes / EKS and containerization experience (Docker/containerd, image building)
Active Directory and identity federation integration experience
Desired:
Familiarity with GIT, Jenkins CI/CD, Terraform, Docker
Experience with STIG compliance and security patching
Knowledge of AWS environments and core cloud services
Scripting and automation experience (Shell, Perl, PowerShell)
Strong Terraform knowledge (modules, state management, reusable IaC) and Ansible experience
Observability and logging platform experience (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:
$75,200-$158,100CACI 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.
Skills Required
- Active DoD Secret Clearance
- 5+ years of relevant professional experience
- Bachelor's degree or equivalent work experience
- Security+ certification
- Proven experience as a System Administrator, Network Administrator, or similar technical role
- Strong verbal and written communication skills
- Hands-on experience with servers, LAN/WAN networks, and patch management in virtual or cloud environments
- Ability to understand, refine, and document technical solution requirements
- Self-driven with ability to work independently
- Expertise with Windows and Linux operating systems
- Production Kubernetes / EKS and containerization experience (Docker/containerd, image building)
- Active Directory and identity federation integration experience
- Familiarity with GIT
- Jenkins CI/CD experience
- Terraform knowledge
- Experience with STIG compliance and security patching
- Scripting and automation experience (Shell, Perl, PowerShell)
- Ansible experience
- Observability and logging platform experience (Splunk, CloudWatch)
CACI International Inc Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CACI International Inc and has not been reviewed or approved by CACI International Inc.
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Healthcare Strength — Pay is supported by a broad set of health-plan options across multiple national carriers, with telemedicine and tax-advantaged accounts included. Dental and vision choices are also described as multi-option, which strengthens overall coverage breadth.
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Leave & Time Off Breadth — Flexible Time Off is available for many salaried-exempt roles, while hourly roles accrue PTO, creating multiple time-off pathways by employment class. Paid disability coverage, fixed holidays, and paid leave programs (including parental leave and other leave types) further round out time-off and leave coverage.
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Retirement Support — Retirement support includes a 401(k) match structure described as 50% up to 8% of pay (effective 4%) and an Employee Stock Purchase Plan with a discount. Tuition reimbursement and certification support also add to the overall rewards package that complements core retirement benefits.
CACI International Inc Insights
What We Do
CACI’s approximately 23,000 talented employees are vigilant in providing the unique expertise and distinctive technology that address our customers’ greatest enterprise and mission challenges. Our culture of good character, innovation, and excellence drives our success and earns us recognition as a Fortune World's Most Admired Company. As a member of the Fortune 1000 Largest Companies, the Russell 1000 Index, and the S&P MidCap 400 Index, we consistently deliver strong shareholder value. Visit us at www.caci.com.
