Guidehouse

Windows Systems Administrator and Vulnerability Management Coordinator

Guidehouse$85K — $110K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years of IT experience, specifically with Windows Server in enterprise environments.
  • Proficiency in managing Azure workloads and hybrid cloud setups.
  • Experience with VMware and virtualization technologies.
  • Strong troubleshooting and root cause analysis skills.
  • Familiarity with PowerShell and automation tools, especially Ansible.
  • Solid understanding of Active Directory, DNS, DHCP, and Group Policy management.
  • Excellent communication and client support skills.

Responsibilities

  • Install, configure, and maintain Windows Server operating systems in various environments.
  • Monitor and optimize system performance and file systems.
  • Manage and transition workloads within Azure and VMware platforms.
  • Harden systems in compliance with cybersecurity standards.
  • Troubleshoot Tier 3 incidents and collaborate with stakeholders on resolutions.
  • Automate operational tasks using PowerShell and Ansible.
  • Document changes and maintain knowledge transfer for operations continuity.

Benefits

  • Medical, Rx, Dental & Vision Insurance
  • Personal and Family Sick Time & Company Paid Holidays
  • Parental Leave
  • 401(k) Retirement Plan
  • Tuition Reimbursement and Learning Opportunities
  • Employee Assistance Program
  • Corporate Sponsored Events & Community Outreach
Full Job Description

Job Family:

IT Cyber Security


Travel Required:

None


Clearance Required:

Ability to Obtain Public Trust

What You Will Do:
• Install, configure, patch, monitor, back up, and maintain Windows Server operating systems across physical, virtual, and cloud-hosted environments.
• Manage file systems and storage using volume management techniques; monitor and optimize file system performance.
• Monitor system performance, capacity, and availability while performing operating system tuning and optimization.
• Support on-premises VMware vSphere workloads and assist with workload migration and transition into Microsoft Azure.
• Manage Windows Server environments hosted in Azure and other cloud platforms.
• Utilize cloud-native tools such as Azure Monitor, Azure Update Management, and Defender for Cloud to maintain system health, performance, and compliance.
• Configure and maintain Active Directory, DNS, DHCP, Group Policy, and related Windows services across hybrid environments.
• Harden systems in accordance with cybersecurity policies, standards, regulations, and accreditation requirements.
• Identify, remediate, and resolve operating system security vulnerabilities.
• Manage domain user accounts, permissions, and role assignments.
• Troubleshoot and resolve Tier 3 incidents and service requests while coordinating with customers and vendors as needed.
• Automate administrative and operational tasks using PowerShell, Ansible, and related automation tools.
• Maintain enterprise source code and configuration repositories using GitLab.
• Provide 24x7 operational support and participate in on-call activities as required.
• Document system changes, incidents, and problem resolutions using Configuration Management and ITSM tools.
• Develop and provide knowledge transfer documentation to support operational continuity.
• Participate in Agile and DevSecOps initiatives supporting infrastructure and platform services.
• Support Windows Server 2016, 2019, and 2022 environments across VMware, Azure, AWS, and GCP platforms.
• Administer and support technologies including Azure VMware Solution (AVS), VMware vSphere, PowerShell, Ansible, GitLab, Carbon Black, CyberArk, Defender, Remedy, and ServiceNow.

What You Will Need:

• Minimum of SIX (6)+ years of overall work experience.

• Engineering-level experience supporting Microsoft Windows Server in enterprise data center environments.
• Experience managing Windows workloads in Microsoft Azure, including hybrid cloud environments and workload migrations.
• Experience supporting VMware-based infrastructure and virtualization platforms.
• Demonstrated ability to lead troubleshooting, root cause analysis, and resolution efforts for complex technical issues.
• Experience collaborating with technical and business stakeholders to deliver operational solutions.

• Experience with Ansible.
• Strong experience with PowerShell scripting and infrastructure automation.
• Experience using automation tools, with Ansible preferred.
• Experience supporting and maintaining Active Directory, DNS, DHCP, Group Policy, and other core Windows services.
• Working knowledge of cloud monitoring, security, and compliance tools.
• Strong written and verbal communication skills in English.
• Exceptional customer service and client support capabilities.
• Strong organizational, multitasking, time-management, and prioritization skills.
• Ability to communicate technical concepts effectively to both technical and non-technical audiences.
• Experience operating within ITIL-based service management environments.
• Ability to work both independently and collaboratively in a fast-paced environment.
• Willingness to participate in 24x7 support activities and occasional on-site response requirements.

• U.S. Citizenship is required in accordance with this contract. No visa or sponsorship eligibility offered

• Must be able to OBTAIN and MAINTAIN a Federal "PUBLIC TRUST".. Candidates with an ACTIVE PUBLIC TRUST or SUITABILITY are preferred.



What Would Be Nice To Have:

• Experience with Azure VMware Solution (AVS) or similar hybrid cloud hosting models.

• Experience supporting cloud platforms beyond Azure, including AWS and Google Cloud Platform (GCP).

• Hands-on experience with cybersecurity tools such as Carbon Black, CyberArk, Microsoft Defender, and related security technologies.

• Experience with GitLab-based source code and configuration management practices.

• Familiarity with Agile delivery methodologies and DevSecOps practices.

• Experience with ITSM platforms including ServiceNow and Remedy.

• Knowledge of security accreditation, compliance, and system hardening processes within federal environments.

• Experience participating in enterprise cloud modernization or migration initiatives.

• Microsoft, Azure, VMware, ITIL, Security, or automation-related certifications.


What We Offer:

Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace.

Benefits include:

  • Medical, Rx, Dental & Vision Insurance

  • Personal and Family Sick Time & Company Paid Holidays

  • Parental Leave

  • 401(k) Retirement Plan

  • Group Term Life and Travel Assistance

  • Voluntary Life and AD&D Insurance

  • Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts

  • Transit and Parking Commuter Benefits

  • Short-Term & Long-Term Disability

  • Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities

  • Employee Referral Program

  • Corporate Sponsored Events & Community Outreach

  • Care.com annual membership

  • Employee Assistance Program

  • Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)

  • Position may be eligible for a discretionary variable incentive bonus

About Guidehouse

Guidehouse is a management consulting firm headquartered in Washington, D.C. The firm provides consulting services to clients in the public and commercial sectors, with a focus on energy, financial services, healthcare, national security, and aerospace and defense. Guidehouse was founded in 2018 as a spin-off from PwC. The firm has over 7,000 employees and operates in more than 50 locations worldwide.
Learn more about Guidehouse
Size
8,000 employees
Industry
Founded
2018

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