Systems Engineer - AWS

Systems Engineer - AWS

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

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The Opportunity:

The DHS CDM Program is at the forefront of securing U.S. Federal Information Technology (IT) networks against a rapidly evolving cyber threat landscape. This initiative provides continuous monitoring tools, diagnostic services, mitigation capabilities, and enterprise-level support to improve the cybersecurity posture of federal agencies.

As a System Engineer – AWS, you will support and maintain cloud-based enterprise environments consisting of various Linux and Windows systems, all while ensuring availability, performance, and compliance in accordance with federal cybersecurity requirements. This is a hands-on engineering role within a fast-paced and highly collaborative team.

Responsibilities:

• Lead AWS systems engineering and administration activities in a multi-account, enterprise-scale environment.
• Design, configure, and maintain IaaS, SaaS, and PaaS solutions within AWS environments.
• Plan and implement systems integration and automation to support mission objectives and improve service delivery.
• Troubleshoot complex infrastructure and service issues using CLI tools and log-based analysis.
• Secure AWS workloads by applying industry and DoD security best practices, including multi-factor authentication (MFA), encryption mechanisms, and compliance configurations.
• Implement and manage automated configuration and infrastructure using scripting (Bash, Python, Ansible) and AWS tools (CLI, JSON).
• Build and maintain AMIs using AWS Image Builder or similar tooling with a focus on compliance and hardening (e.g., STIGs).
• Perform system integrations with networking technologies such as VPN, firewalls, and routing protocols.
• Interface with stakeholders and Information Assurance (IA) personnel to ensure system configurations meet government compliance standards (e.g., NIST 800-53, FedRAMP).
• Contribute to technical briefings, documentation, and knowledge sharing across engineering teams.
• Participate in Agile/Kanban-based development and operational workflows.
• Participate in scheduled and ad hoc meetings, potentially at CACI or DHS facilities (virtual or in-person).

Qualifications:

Required:

• Active Secret Clearance
• Education: Bachelor's degree in IT, Engineering, or related field, or equivalent years of experience
• Experience: 10+ years in systems engineering and IT operations
• 10+ years’ experience with Linux (RHCE-level) and Windows Server system administration
• 10+ years’ experience managing and integrating IT systems in enterprise AWS Cloud environments
• 7+ years’ experience in scripting and automation using tools like Bash, Python, Ansible, and AWS CLI
• 7+ years securing systems using encryption (OpenSSL, KeyStore, cyphers) and enforcing data protection
• 5+ years implementing remote access security (e.g., VPNs, secure bastions, MFA)
• 3+ years applying and validating security baselines (e.g., STIGs, NIST frameworks, FedRAMP)
• 3+ years experience with MFA/2MFA implementations
• 1+ years configuring and troubleshooting network integrations (VPN, firewalls, routing)
• 1+ years of experience with Agile/Kanban processes and version control (Git/GitHub)
• Proficient in designing and managing infrastructure as code (IaC) and automation pipelines

Certifications (Required - at least one of the following):

• AWS Solutions Architect – Professional
• AWS DevOps Engineer – Professional
• AWS Security Specialty
  (Certification must be current)

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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.

 

Your potential is limitless. So is ours.

Learn more about CACI here.

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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. Learn more here.

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.