Systems Administrator - Infoblox

Job Title: Systems Administrator - Infoblox

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular-Long Term Assignment

Percentage of Travel Required: Up to 10%

Type of Travel: Local

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The Opportunity:

We have an immediate opportunity for an Infoblox Systems Administrator supporting the United States Africa Command (USAFRICOM) located in Stuttgart, Germany. In this role, you will serve as the core technical authority managing and modernizing the command's enterprise-wide Infoblox NIOS Grid infrastructure. You will be responsible for ensuring the high availability, security posture, and seamless operation of critical DNS, DHCP, and IPAM services across strategic and operational theater networks.

Responsibilities:

• Infoblox Grid Management: Design, deploy, and maintain a highly available Infoblox NIOS Grid architecture, including Grid Masters and distributed members.

• DNS Engineering: Engineer and safeguard enterprise authoritative and recursive DNS services; configure DNSSEC validation, complex traffic distribution policies

• DHCP Operations: Architect fault-tolerant DHCP failover associations to reliably serve dynamic addressing, custom vendor options, and secure lease allocations to multi-platform assets command-wide.

• IP Address Management (IPAM): Modernize global IP address management (IPAM), establishing unified tracking, structured VLSM/subnet allocation workflows, and synchronized asset discovery across on-premises and virtualized/cloud networks.

• Lifecycle, Patching & Continuity: Orchestrate zero-downtime NIOS firmware upgrades, security hotfixes, hardware migrations, and routine disaster recovery validation across the command's distributed infrastructure.

Qualifications:

Required:

• Active DoD Secret security clearance with the ability to obtain and maintain a TS/SCI clearance.

• Currently a U.S. Citizen.

• Bachelor's degree in Computer Science, Information Technology, or a related technical discipline (or equivalent years of professional experience).

• 5+ years of hands-on experience dedicated to Infoblox NIOS administration, enterprise IP address management, and core DDI engineering in mission-critical environments.

• Deep technical understanding of core internet protocols and networking concepts including BIND, DHCP options/leases, DNS record types, and IP subnetting/VLSM.

• Hands-on experience developing scripts or automation workflows utilizing Infoblox WAPI (REST API), Python, or Ansible for bulk data manipulation and infrastructure management.

• Must possess an active DoD 8570.01-M / 8140.03 IAT Level II baseline certification (e.g., CompTIA Security+ CE or equivalent).

• Must meet German TESA (Technical Expert Status Accreditation) / SOFA requirements and possess a valid U.S. passport.

Preferred:

• Infoblox Core Engineer (CICE) or Infoblox Core Admin (CICA) certifications.

• Experience with Infoblox BloxOne Threat Defense or Cloud Network Automation.

• Scripting experience (Python or Perl) for mass data manipulation within the Infoblox environment.

• Experience integrating Infoblox with VMware vCenter or Microsoft Azure.

• Prior technical support experience within a Combatant Command (COCOM) environment.

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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.

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:

$82,700 - 173,900 USD