Network Administrator

Obsidian Solutions Group is seeking a Network Administrator to configure, secure, operate, and maintain DoD network environments in support of mission requirements. The ideal candidate has hands-on expertise with Cisco network devices, strong understanding of cyber threats, and experience managing secure military networks. This role ensures reliable, resilient, and compliant network operations across all supported systems., * Configure, maintain, and troubleshoot network devices including routers, switches, firewalls, and VPNs.

• Administer and secure DoD network environments in accordance with cybersecurity policies and industry best practices.
• Monitor network performance, identify issues, and implement corrective actions to maintain optimal system availability.
• Manage network infrastructure upgrades, device configurations, and patching schedules.
• Diagnose and resolve network connectivity problems using advanced tools and methodologies.
• Implement network security controls including intrusion detection systems, firewall policies, encryption, and secure tunneling.
• Analyze cyber threats, vulnerabilities, and risks affecting network systems and develop mitigation strategies.
• Support documentation of network diagrams, configurations, inventories, and standard operating procedures.
• Coordinate with cybersecurity personnel to ensure network compliance and vulnerability remediation.
• Provide technical guidance to staff and assist in developing secure network architecture solutions.
• Support continuity of operations through redundancy planning and disaster recovery readiness.
• Maintain accurate logs, audit data, and configuration baselines in accordance with DoD policy.

• Associate degree in a related technical discipline OR equivalent military training (e.g., 25B, 25H, 25N)
• Security Clearance: Active Secret clearance required, * Current certification meeting DCWF Network Operations Specialist (441) Intermediate proficiency (Security+, CCNA, or Network+)
• Networking concepts, architectures, and protocols
• Cyber threats, vulnerabilities, and mitigation practices
• Network security principles and tools
• Network systems management and monitoring tools
• Network troubleshooting and diagnostic methodologies
• Configuration/maintenance of routers, switches, and firewalls
• Security technologies (VPNs, firewalls, IDS)

Minimal Background/Experience Required:

• Three years of senior technical experience on a DoD network
• Extensive hands-on experience configuring and managing Cisco switches, routers, firewalls, and VPNs

A career at Obsidian Solutions Group means you can put your expertise, credentials, and talents to great use working with customers in the DOD and Intelligence Community, while enjoying the excitement of working in a fast-growing organization committed to making a difference for our customers and in our community. Contribute independently and collaboratively alongside our amazing team of doers and thinkers. Obsidian Solutions Group is small enough to offer a family atmosphere yet large enough to deliver a highly competitive compensation package. We hire and retain the best in the industry, offering exceptional benefits that protect the well-being of our employees, their spouses and domestic partners, and their families.

Our corporate philosophy is centered on hiring and retaining employees with the requisite skills, professional experience, personal commitment, and ethical standards necessary to foster a culture of operational excellence necessary to surpass our customer’s expectations.

Obsidian Solutions Group LLC (OSG) is a fast-growing professional services firm based in Fredericksburg, VA. We create value for our customers by delivering technology-enabled & mission-oriented technical solutions that solve complex problems, protecting people, information, and assets. Our core capabilities are in providing Enterprise IT, Intelligence Analysis, Production & Development and Knowledge-Based Professional Services Solutions that enable the customer’s mission. Obsidian Solutions Group LLC is a veteran-owned small business.