Network Administration Support Specialist

SOSi1

Wiesbaden, HE, Germany permanent

Posted: January 22, 2026

Job Description

Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Overview

**This position is contingent upon contract award**

SOSi is seeking a Network Administration Support Specialist in Wiesbaden, Germany. The ideal candidate will possess advanced proficiency in the daily administration, configuration, and maintenance of enterprise-level network infrastructures. This role involves performing high-level administrative tasks, ensuring network availability, and managing secure access to critical communication systems in support of theater-level mission requirements.

Essential Job Duties:

• Provide advanced-level technical support for the administration and operations of enterprise network hardware and software.
• Execute the daily maintenance of routing and switching infrastructures to ensure continuous connectivity and optimal traffic flow.
• Manage and coordinate limited/privileged access security to ensure authorized personnel have appropriate entry to network resources.
• Utilize advanced diagnostic tools to monitor network health, identify potential issues, and implement proactive administrative fixes.
•  Ensure all network administrative actions align with the Department of Defense Information Network (DoDIN) standards and maintain strict STIG compliance.
• Prepare technical documentation, network diagrams, and status reports to support theater-wide processing initiatives and leadership decision-making.

Minimum Requirements

• Active in scope Secret clearance.
• BA/BS degree (Engineering, Computer Science, Science, Business Administration, or Mathematics) plus three (3) years of specialized experience OR Associate’s degree plus seven (7) years of specialized experience OR a major professional certification plus seven (7) years of specialized experience OR eleven (11) years of specialized experience.
• Possession of at least one of the following: Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP) Security or Juniper Network Certified Internet Specialist (JNCIS).

The following experience may be concurrent.

• Minimum four (4) years of experience maintaining and developing TCP/IP networks (on Ethernet, ATM/SONET and/or wide area transports).
• Minimum three (3) years of direct experience with U.S. military command and control or commercial LAN/WAN communication systems.

Preferred Qualifications:

• Advanced knowledge of VLAN management, IP address planning (IPv4/IPv6), and subnetting.
• Experience with secure network tunneling and VPN administration.
• Familiarity with Cisco Prime or other centralized network management suites.
• Prior experience supporting theater-level network operations centers

Work Environment

• Normal office conditions with potential to perform duties in deployed locations.
• May be requested to work evenings and weekends to meet program and contract needs.

Working at SOSi

• All interested individuals will receive consideration and will not be discriminated against for any reason.

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