Network Administrator - Senior

Job Title:

Network Administrator - Senior 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* * *

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.

• 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 Dev Ops 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.

• 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 Power Shell.
• Hands‑on experience with automation and orchestration tools (Ansible, VMware Aria Suite, Service Now).
• Experience with Infrastructure as Code, particularly Ansible.
• Must meet DoD 8570/8140 IAT Level II baseline certification (e.g., Security+ CE).
• U.S. Citizenship.

• 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

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.

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…