Senior Network Engineer

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Absolute Business Solutions Corp (ABSC) is not just another tech company. We’re a community of innovators, engineers, analysts and business professionals working together with our customers to tackle the most complex challenges. For more than 20 years, we’ve supported critical Department of Defense (DoD), Intelligence Community (IC), Federal Civilian missions and global, multinational corporations. We specialize in supporting our clients in the Intelligence, Technology, Defense, AI/ML, and Data Science fields.

As we continue to grow at a rapid pace, we need some amazing new professionals to join our team.

ABSC has an exciting opening for you as our next Senior Network Engineer supporting the National Digital Exploitation & OSINT Center (NDOC) under the DOMEX Technology Platform (DTP) contract. Have impact as part of a mission-focused, solutions-oriented, and adaptive team that values innovation, collaboration, and professional development.

As a Senior Network Engineer, you will provide senior-level technical expertise in the planning, design, implementation, and sustainment of secure, scalable, and highly available enterprise and data center networks. You will lead complex troubleshooting, support network modernization, and provide technical guidance to engineers and technicians supporting mission-critical operations.

Location: This is a 100% on-site position at the customer site at the Intelligence Community Campus in Bethesda, MD. All work must be performed on-site.

Security clearance required for this role: An active TS/SCI clearance with ability to obtain/maintain CI polygraph

Responsibilities:

As an integral member of the DTP team, you will work closely with program leadership, Systems Engineering, Cybersecurity, Application teams, and government stakeholders on the following key tasks:

Provide senior-level technical expertise in the design, implementation, and sustainment of highly available, scalable, and secure data center and enterprise network environments, including spine-leaf topologies, virtualized environments, and fabric networks.

Support the planning and integration of LAN/WAN infrastructure, ensuring seamless and secure connectivity among on-premises systems, cloud environments, and external mission networks.

Provide technical leadership in the configuration, optimization, and troubleshooting of Cisco ACI, routers, switches, firewalls, and load balancers.

Analyze and optimize network connectivity and performance across servers, storage, hypervisors, and data center interconnects to support throughput, availability, and reliability requirements.

Oversee the use of network monitoring and ITSM tools, including Service Now, Solar Winds, Net Box, and PRTG, to monitor network health, availability, performance, and incident resolution.

Lead troubleshooting and incident resolution for complex network and data center issues, coordinating root cause analysis, corrective actions, and recovery activities.

Develop and maintain contingency and continuity plans and procedures to support network resilience and minimize service disruptions during outages, maintenance events, and other operational activities.

Provide technical oversight of network infrastructure standards and practices, including cabling, patch management, structured wiring, equipment configuration, documentation, and data center operations.

Analyze network segmentation, performance, capacity, and latency requirements and recommend optimization strategies across physical and virtual environments.

Coordinate with IT, Systems Engineering,…