Network Administrator - Senior (SMDC)

Data Systems Analysts, Inc.; Huntsville (AL); On-site; USD 90,000 - 130,000; Full time

Job summary

Data Systems Analysts, Inc. is seeking a Senior Network Administrator in Huntsville, AL to plan, configure, and secure DoD network systems for mission operations at Redstone Arsenal.

The role requires expertise with routers, switches, encryption devices, and compliance with DISA STIGs, plus active Secret clearance. Candidates should have 8+ years in DoD environments and Security+ or equivalent certifications.

Qualifications

• Familiarity with using AI in their job context.
• Experience planning, designing, configuring, maintaining, and troubleshooting complex network systems (routers, switches, encryption devices, cabling).
• Proficiency implementing enterprise security architectures and ensuring DISA STIG compliance.
• Experience with WAN/LAN support, evaluating topologies, installing hardware/software, and testing.
• Strong documentation and configuration management skills.
• DoD 8140/8570 privileged access certifications.
• At least 8 years of DoD network administration experience.
• Current Security+ and related DoD credentials.

Responsibilities

• Plan, design, configure, maintain, and troubleshoot network systems for reliability.
• Implement and maintain network security per DoD and Army standards.
• Perform performance analysis, identify issues, and recommend fixes.
• Maintain documentation of network layers and change control processes.
• Provide urgent circuit, network, and equipment troubleshooting and WAN/LAN expansion support.
• Collaborate with government personnel and contractors for mission-critical operations.

Skills

AI in job context

Network design

Security architecture

WAN/LAN support

Documentation & CM

DoD 8140/8570 compliance

Security+ certified

Tools

Cisco networking equipment

Encryption devices

STIG compliance tooling

Job description

All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution.

Description
Data Systems Analysts, Inc. has an opening for a Senior Network Administrator in Huntsville, AL. This role supports the U.S. Army Space and Missile Defense Command by planning, configuring, maintaining, and securing complex network systems—including routers, switches, and encryption devices—ensuring compliance with DoD security standards and providing critical network support for mission operations at Redstone Arsenal.

Required Qualifications

• Must have familiarity with and an understanding of how to use AI in the context of their job.
• Demonstrated expertise in planning, designing, configuring, maintaining, and troubleshooting complex network systems (including routers, switches, encryption devices, and network cabling infrastructure).
• Proficiency in implementing and maintaining enterprise security architectures and ensuring compliance with Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs).
• Experience with Wide Area Network (WAN) and Local Area Network (LAN) support, including evaluating topologies, installing hardware/software, and performing system testing.
• Strong documentation and configuration management skills, including maintaining accurate records and supporting configuration management processes.
• Required computing environment certifications and compliance with DoD 8140/8570 requirements for privileged network access.
• Should have at least 8-years experience performing Network Administration in DoD environments on mid-sized to major warfighter programs.
• Must hold current Security + Certification and relevant computing environment certifications to comply with DoD 8140/8570 requirements for privileged network access.

Clearance Required

• Minimum of an active Secret security clearance.

Desired Qualifications

• Experience supporting Department of Defense (DoD) or Army IT environments.
• Familiarity with virtualization, cloud computing, and Cisco networking technologies.
• Knowledge of Army Regulation (AR) 25-1 and DA PAM 25-1-1 for IT operations.
• Experience with configuration management boards (CCB) and technical review boards (TRB).
• Additional certifications in network security, cloud, or advanced networking technologies.

Key Responsibilities

• Plan, design, configure, maintain, and troubleshoot network systems to ensure operational functionality, availability, and reliability.
• Implement and maintain network security measures, update critical devices, and ensure compliance with DoD and Army cybersecurity standards.
• Conduct network and systems performance analysis, identify problem areas, and recommend corrective actions.
• Maintain accurate documentation of network physical layers and support configuration management processes.
• Provide urgent circuit, network, and equipment troubleshooting, and support WAN/LAN expansion and optimization.
• Collaborate with government personnel and other contractors to support mission-critical operations and ensure continuous network support

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Many of DSA's positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of