Network Administrator - Senior

CACI; Stuttgart; On-site; EUR 74,000 - 155,000; Full time

Job summary

CACI is seeking a Senior Network Engineer to join the O&M/Engineering team in Stuttgart, Germany, supporting AFRICOM. You will deliver operational network support for global WAN/LAN, focusing on high availability, performance, and secure infrastructure.

The role requires DoD-focused experience, scripting with Python/Go/PowerShell, and hands-on automation with Ansible and IaC. Expect a demanding environment with opportunities to drive modernization.

Qualifications

• Bachelor’s degree in Computer Science, IT, or related technical discipline.
• Active Secret clearance (ability to obtain Top Secret as required).
• 5–10+ years of practical network engineering experience in mid-to-large scale enterprise or military environments.
• Strong programming/scripting ability with Python, Go, or PowerShell.
• Hands-on experience with automation and orchestration tools (Ansible, VMware Aria Suite, ServiceNow).
• Experience with Infrastructure as Code, particularly Ansible.

Responsibilities

• Deploy, configure, and maintain secure DoD enterprise and datacenter network infrastructure across sites.
• Design, implement, and maintain highly reliable and scalable network systems.
• Configure and maintain complex enterprise routing and switching environments (DMVPN, MPLS SR).
• Manage and troubleshoot datacenter fabrics using Cisco ACI and Nexus platforms.
• Deploy and update Palo Alto and Cisco Firepower firewalls (Panorama, FMC).
• Administer Cisco ISE for secure endpoint access and Zero Trust support.
• Provision and maintain KG encryptors (e.g., TACLANE).
• Develop automation frameworks and leverage network automation tools (Ansible, Python, REST APIs).
• Maintain core network services including F5 and Infoblox for DNS/DHCP/IPAM.
• Identify performance bottlenecks and drive reliability improvements.

Skills

Python scripting

Go

PowerShell

Network engineering

Education

Bachelor’s degree in Computer Science, IT, or related

DoD 8570/8140 IAT Level II certification

U.S. Citizenship

Tools

Ansible

VMware Aria Suite

ServiceNow

Cisco ACI

Cisco Nexus

Palo Alto Firewalls

Cisco Firepower

Panorama

FMC

ISE

TACLANE

Job description

Job Title: Network Administrator - SeniorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: Regular-Long Term AssignmentPercentage of Travel Required: Up to 10%Type of Travel: Local* * *

The Opportunity

We are seeking a Senior Network Engineer to join our O&M/Engineering team supporting AFRICOM in Stuttgart, Germany. In this role, you will provide operational network support and engineering for global WAN and LAN environments serving U.S. Africa Command. Your primary focus will be ensuring high availability, exceptional performance, and a secure, mission‑ready network infrastructure. The ideal candidate is an innovative and collaborative professional who combines strong traditional network engineering skills with modern automation to advance AFRICOM operations.

Responsibilities

• Deploy, configure, and maintain secure DoD enterprise and datacenter network infrastructure, ensuring high availability and mission readiness across geographically dispersed sites.
• Design, implement, and maintain highly reliable and scalable network systems.
• Configure and maintain complex enterprise routing and switching environments utilizing standard protocols and advanced transport methods (DMVPN, MPLS Segment‑Routing).
• Manage and troubleshoot datacenter network fabrics using Cisco ACI (Application Centric Infrastructure) and Cisco Nexus switching platforms.
• Deploy, manage, and update Palo Alto and Cisco Firepower firewalls, including centralized management platforms (Panorama, FMC).
• Administer Cisco Identity Services Engine (ISE) for secure endpoint access, policy enforcement, and Zero Trust architecture support.
• Provision, key, and maintain KG encryptors (e.g., TACLANE) to secure classified and mission‑critical traffic.
• Develop automation frameworks and leverage network automation tools (Ansible, Python, REST APIs) to streamline deployments and support Software-Defined Access (SDA).
• Maintain core network services including F5 load balancers and Infoblox for DNS, DHCP, and IPAM.
• Proactively identify and resolve performance bottlenecks and single points of failure.
• Create a roadmap for maturing DevOps practices and drive adoption of Infrastructure as Code (Ansible).
• Gather and analyze metrics for performance tuning, fault discovery, and after‑action reporting.
• Work with operations teams to build automation use‑cases and improve reliability through rigorous testing and release procedures.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related technical discipline.
• Active Secret clearance (ability to obtain Top Secret as required).
• 5–10+ years of practical network engineering experience in mid-to-large scale enterprise or military environments.
• Strong programming/scripting ability with Python, Go, or PowerShell.
• Hands‑on experience with automation and orchestration tools (Ansible, VMware Aria Suite, ServiceNow).
• Experience with Infrastructure as Code, particularly Ansible.
• Must meet DoD 8570/8140 IAT Level II baseline certification (e.g., Security+ CE).
• U.S. Citizenship.

Desired

• Certifications such as CCNA, CCNP, CASP or similar are highly preferred
• Basic understanding of Routing Protocols such as OSPF, EIGRP and BGP
• Basic understanding of MPLS and IPSEC

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

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.