Senior Infrastructure Engineer- -TS​/SCI Security Clearance Requi Security Clearance

Position: Senior Infrastructure Engineer- -TS/SCI Security Clearance Requi with Security Clearance
We pridesourselves on an open, and honest culture in the workplace which builds a morale conducive to inspiring growth on our team, while balancing lifestyle by supporting personal and family goals with flexibility. Offering secure network systems and software engineering solutions in both public and private sectors. With certified expert consulting our team at is able to address the customers mission, and follow through in the systems development life cycle.

Clearance Required:

TS/SCI

Title:

Senior Infrastructure Engineer

Location:

Columbia, MD
Salary Range: $150-165K ++
* The Senior Infrastructure Engineer serves as the technical lead for the organization's enterprise infrastructure, responsible for the architecture, implementation, operation, and continuous improvement of compute, storage, network, virtualization, and identity management platforms. This position provides strategic and operational leadership for critical infrastructure services across a variety of classified networks, establishes engineering standards, drives modernization initiatives, and ensures the reliability, security, and scalability of systems supporting customer operations.

The role requires extensive hands-on technical expertise, cross-functional collaboration, and the ability to lead complex projects and maintenance activities in a secure enterprise environment.

Responsibilities include:

* Design, implement, administer, and maintain enterprise infrastructure systems including Cisco UCS, Microsoft Active Directory, enterprise storage platforms, Windows Server environments, and core network infrastructure.

* Architect, deploy, and support network solutions including routing, switching, segmentation, and secure communications across multiple classified environments.

* Develop and maintain infrastructure standards, engineering best practices, system baselines, and technical roadmaps.

* Lead infrastructure modernization efforts, technology refresh projects, migrations, and lifecycle management activities.

* Manage enterprise storage solutions, data protection strategies, backups, disaster recovery capabilities, and capacity planning initiatives.

* Administer enterprise identity and authentication services including Active Directory, Group Policy, DNS, DHCP, and file services.

* Plan and execute system upgrades, firmware updates, patches, maintenance activities, and change management procedures.

* Troubleshoot complex infrastructure issues, perform root cause analysis, and implement corrective actions to improve operational stability and performance.

* Collaborate with cybersecurity personnel to ensure compliance with security requirements, vulnerability remediation efforts, STIG implementation, and system hardening activities.

* Evaluate emerging technologies and provide technical recommendations for infrastructure improvements and future-state architectures.

* Develop and maintain technical documentation including architectures, diagrams, procedures, standards, and operational runbooks.

* Provide senior-level technical guidance and mentoring to infrastructure personnel and serve as an escalation point for complex technical issues.

* Support planned after-hours maintenance windows and emergency response efforts to maintain system availability and operational readiness.

Requirements:
* 10+ years of progressive experience designing, implementing, and supporting enterprise-scale infrastructure environments, including compute, storage, networking, virtualization, and identity services.

* Expert-level knowledge of Cisco UCS infrastructure, including architecture, administration, lifecycle management, firmware maintenance, capacity planning, and performance optimization in highly available enterprise environments.

* Strong experience with enterprise virtualization platforms, including VMware vSphere, ESXi, vCenter, Hyper-V, Nutanix, or equivalent technologies supporting mission-critical workloads.

* Advanced experience designing, implementing, and maintaining enterprise network infrastructure, including LAN/WAN, routing, switching, segmentation, and network security best practices.

Demonstrated ability to architect and establish enterprise infrastructure standards, develop technical roadmaps, evaluate emerging technologies, and lead infrastructure modernization initiatives aligned with business objectives.

* Extensive hands-on experience administering Microsoft Active Directory, Group Policy, DNS, DHCP, file services, authentication systems, and enterprise identity management solutions.

* Strong experience managing enterprise storage platforms, including SAN, NAS, backup, disaster recovery, replication, capacity planning, and data protection strategies.

* Advanced understanding of Windows server operating systems, including system hardening, patch management, performance tuning, automation, and lifecycle management.

* Experience leading infrastructure maintenance and operational activities within production environments, including change management, patching,…