Senior System Engineer

Location: Rockville, MD

Work Schedule: Monday–Friday, 5 days per week, fully on-site (no remote or hybrid option)

Company: Visionary Technology Consultants (VTC)

Client: Federal Government, Agency for Healthcare Research and Quality (AHRQ)

Clearance: Must be eligible to obtain and maintain an HHS Public Trust determination. Active Public Trust preferred but not required.

Employment Type: Full-Time

Position Overview

Visionary Technology Consultants (VTC) is seeking an experienced Senior Systems Engineer to support enterprise IT infrastructure within a mission-critical federal government environment in Rockville, Maryland.

This is a 100% on-site position, Monday through Friday, five days per week . The ideal candidate will have extensive hands-on experience administering and maintaining virtualized environments, Windows Server infrastructure, enterprise storage, backup and disaster recovery systems, and network technologies.

This individual will be responsible for ensuring the availability, security, performance, and reliability of enterprise infrastructure while supporting modernization initiatives, system migrations, and federal cybersecurity compliance requirements.

We are seeking a highly technical, self-sufficient engineer who can troubleshoot complex infrastructure issues, manage multiple technologies, and work collaboratively with government stakeholders, vendors, and technical teams.

Key Responsibilities

Virtualization & Infrastructure Management

• Administer, maintain, and optimize Nutanix AHV hyperconverged infrastructure, including Prism Central, Prism Element, Nutanix Files, and data protection.
• Manage VMware vSphere/ESXi environments, including vCenter, vMotion, High Availability (HA), Distributed Resource Scheduler (DRS), and virtual machine lifecycle management.
• Support infrastructure migrations, physical-to-virtual conversions, system upgrades, and capacity planning.
• Monitor system performance, troubleshoot infrastructure issues, and implement improvements to maximize availability and reliability.

Windows Server & Active Directory

• Administer Windows Server 2019/2022 environments.
• Manage Active Directory, domain controllers, Group Policy Objects (GPO), organizational units, DNS, DHCP, and Local Administrator Password Solution (LAPS).
• Perform server upgrades, patch management, security hardening, and system maintenance.
• Troubleshoot authentication, access, and Windows infrastructure issues.

Storage, Backup & Disaster Recovery

• Manage enterprise storage technologies, including SAN/NAS infrastructure.
• Administer backup and recovery platforms such as HYCU, Commvault, Veeam, or Veritas NetBackup.
• Maintain backup schedules, validate recovery processes, and support disaster recovery planning.
• Support cloud-based backup solutions, including AWS S3.
• Ensure data protection, integrity, and recovery readiness.

Virtual Desktop Infrastructure

• Support Omnissa Horizon VDI environments, including Connection Servers and Unified Access Gateways (UAG).
• Manage virtual desktops, remote access, smartcard authentication, and multi-factor authentication.
• Troubleshoot VDI performance, connectivity, and authentication issues.

Networking & Security

• Support enterprise network infrastructure, including switches, VLANs, TCP/IP, VPNs, and related technologies.
• Troubleshoot network connectivity and performance issues across physical and virtual environments.
• Support endpoint security, vulnerability remediation, encryption, and patch management.
• Work with cybersecurity teams to maintain compliance with applicable NIST, FISMA, FIPS, and FedRAMP requirements.
• Support security assessments, vulnerability scans, audits, and remediation activities.

IT Operations & Documentation

• Monitor infrastructure health and respond to incidents, outages, and system alerts.
• Maintain technical documentation, standard operating procedures (SOPs), system inventories, and configuration records.
• Support IT asset management and infrastructure lifecycle planning.
• Coordinate with government personnel, vendors, and external technical partners.
• Recommend infrastructure improvements, upgrades, and operational efficiencies.

Required Qualifications

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent professional experience.
• 8+ years of progressive experience in systems engineering, enterprise infrastructure, or systems administration.
• Strong hands-on experience with Nutanix AHV and Prism Central/Element.
• Strong experience administering VMware vSphere/ESXi and vCenter.
• Advanced knowledge of Windows Server 2019/2022 and Active Directory.
• Experience with enterprise virtualization, infrastructure migrations, and troubleshooting.
• Experience administering enterprise backup and recovery systems.
• Working knowledge of SAN/NAS storage technologies.
• Strong understanding of networking fundamentals, including TCP/IP, DNS, DHCP, VLANs, and VPNs.
• Experience implementing security patches, system hardening, and vulnerability remediation.
• Ability to troubleshoot complex infrastructure issues independently.
• Strong technical documentation and communication skills.
• Must be able to successfully obtain and maintain an HHS Public Trust determination.
• Must be able to work on-site in Rockville, MD, five days per week, Monday through Friday.

Preferred Qualifications

• Active HHS Public Trust determination.
• Experience supporting federal government agencies or regulated IT environments.
• VMware Certified Professional (VCP) certification.
• Nutanix Certified Professional (NCP) certification.
• Microsoft infrastructure certifications.
• Experience with Omnissa Horizon VDI.
• Experience with HYCU, Commvault, Veeam, or Veritas NetBackup.
• Familiarity with ManageEngine Endpoint Central, ServiceDesk, or Asset Explorer.
• Experience with Tenable Nessus, CrowdStrike, Splunk, or Trend Micro Deep Security.
• Experience with Cisco, Aruba, Juniper, F5, or Brocade infrastructure.
• Familiarity with NIST security controls and federal compliance requirements.
• Experience with AWS S3 backup and disaster recovery solutions.

Ideal Candidate

The ideal candidate is a senior-level infrastructure engineer who combines deep technical knowledge with practical, hands-on systems administration experience.

This individual should be comfortable taking ownership of complex enterprise environments, independently diagnosing and resolving issues, and supporting critical government systems.

• Candidates with a strong combination of Nutanix AHV, VMware, Windows Server, and enterprise backup experience will receive priority consideration.