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# IT Infrastructure Team Leader

- **Company:** MRA Systems, LLC
- **Location:** Baltimore, MD, United States
- **Experience:** Expert
- **Salary:** $145,000.0 - $180,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Microsoft Azure, Configuration Management Databases, CompTIA Security+, Cyber Security, Data Centers, Dynamic Host Configuration Protocol, Linux, Disaster Recovery, Domain Name System (DNS), Monitoring of Systems, Hyper-V, Virtual Private Networks (VPN), Lightweight Directory Access Protocols (LDAP), Linux System Administration, Linux Servers, Log Analysis, Windows Servers, Networking Basics, Routing, Network Service, Public Key Infrastructure, Reliability Engineering, Security Information and Event Management, Systems Integration, TCP/IP, Virtual Local Area Networks, Virtualization Technology, VMware VSphere, Software Vulnerability Management, System Availability, Grafana, HybridCloud, Firewalls (Computer Science), Information Technology, CIS Benchmarks, Oracle Cloud Infrastructure, Vmware
- **Published:** July 4, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=b6248e24dccd753e

## About the Role

Must have at least a bachelor's degree in Information Technology or a relevant discipline

10+ years in systems/infrastructure engineering across Windows and Linux, supporting multi-site operations.
3+ years in a team lead/supervisory role with proven people leadership and incident escalation ownership.
Expertise in Active Directory, DNS, DHCP, Group Policy, certificate services/PKI, and identity integrations.
Advanced experience with VMware vSphere and/or Microsoft Hyper-V; strong storage/backup/DR knowledge.
Solid networking fundamentals: TCP/IP, VLANs, VPNs, routing/switching basics, and firewalls; ability to partner effectively with Network Engineers.
Experience with enterprise monitoring/observability tools (e.g., LogicMonitor) and SIEM/log analytics.
Demonstrated success in compliance-aligned environments (CIS, NIST, ISO) and audit preparation.
This position involves access to export-controlled technology which requires U.S. Person status or government authorization. A 'U.S. Person,' as defined by 22 C.F.R. §120.62, includes U.S. citizens, U.S. nationals, individuals lawfully admitted for permanent residence (green card holders), and individuals granted asylum or refugee status in the United States. To be considered for this position, you must either be a U.S. Person or fall within a legally recognized export control exception or authorization. If hired, you will be required to provide valid proof of such status.

Desired Characteristics

Certifications: MCSE, RHCE/RHCSA, VMware VCP, Azure Administrator (AZ-104)/Azure Architect (AZ-305), CompTIA Security+.
Experience in regulated industries (e.g., aerospace/defense) and clearance eligibility (if applicable).

## Description

We are seeking a hands-on IT Leader to lead and actively contribute to enterprise systems and infrastructure operations across multiple sites. Based onsite in Baltimore, MD, this role manages a cross-functional team (Systems, Infrastructure, and Network Engineers) while staying deeply engaged in the design, implementation, and troubleshooting of Windows and Linux environments, virtualization, hybrid cloud, network services, and data center operations. The ideal candidate balances strategic planning and people leadership with direct technical execution to deliver high availability, security, and scalability for mission-critical systems., Lead, mentor, and develop a high-performing team of Systems, Infrastructure, and Network Engineers; driving towards continuous improvement.
Own team resourcing, workload balancing, and assist with prioritization of projects.
Act as the escalation point for complex incidents, guiding root cause analysis (RCA) and durable corrective actions.
Champion operational excellence, reliability engineering practices (SLAs/SLOs), and a culture of documentation-first and automation-first.

Infrastructure, Virtualization & Data Center Operations

Lead and contribute to virtualization platforms (VMware vSphere, Microsoft Hyper-V) and storage integrations.
Oversee data center operations: rack/stack, structured cabling, power/cooling, and environmental monitoring.
Manage backup/restore and disaster recovery (DR) strategies; conduct routine DR drills and improve RPO/RTO outcomes.
Assist with architect, implement, and maintain Windows Server and Linux servers.
Administer Active Directory, DNS, DHCP, Group Policy, certificate services/PKI, and identity integrations (LDAP/AD).
Standardize golden images, baselines, and configuration drift controls across multi-site environments.
Implement enterprise monitoring and alerting (Monitoring /SEIM tools).

Hybrid Cloud & Modernization

Design and support hybrid architecture (primarily Azure, with exposure to AWS/Oracle Cloud) for identity, networking, and workload placement.
Evaluate, select, and manage vendors and solutions; contribute to budgeting and lifecycle planning.

Security, Compliance & Governance

Configure and maintain system hardening and patch baselines aligned to CIS Benchmarks, NIST 800-53, ISO 27001 (and DoD STIGs/FedRAMP where applicable).
Maintain crypto standards procedures, PKI, privileged access controls, and audit-ready evidence.
Partner with Cybersecurity for vulnerability management, risk treatment plans, and successful audit outcomes.

Operational Excellence & Cross-Functional Delivery

Assist team in achieving operational KPIs (e.g., uptime targets, patch SLAs, vulnerability remediation timelines, change success rate).
Lead migrations, upgrades, and multi-site rollouts with change management discipline; ensure minimal disruption.
Collaborate with application teams, security, and business stakeholders; translate business requirements into resilient technical solutions.
Maintain accurate architecture diagrams, inventories/CMDB, and procedural documentation., As part of our commitment to maintaining a safe and secure workplace, successful completion of a background check and drug screening is a mandatory condition for employment. All offers of employment are contingent upon satisfactory results from these screenings.


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