Senior System Administrator
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Jun 2, 2026. Guidehouse scores A on the Alion truth index.
Job Family:
IT Architecture/Cloud (India)Travel Required:
Up to 10%Clearance Required:
NoneWhat You Will Do:
- Provide administration, implementation and maintenance of security best practices following recommendation from our SOC team for all technology systems used in the organization
- Collaborate with Infrastructure team to ensure smooth and reliable operation of software and hardware systems for fulfilling business objectives and processes.
- Ensure system connectivity of all servers, shared software, and other applications.
- Manage and support all resources in a hybrid environment consisting of servers on-prem and on azure cloud with a mix of Windows Server 2016 - 2022 operating systems.
- Troubleshoot network connectivity in a LAN/WAN environment consisting of different network equipment (Cisco, HP, Palo Alto)
- Coordinate and perform in-depth tests, including end-user reviews, for modified and new systems.
- Provide orientation and training to end users for all modified and new systems.
- Provide local and remote user support using Jira Service Management helpdesk system and GoTo-Logme in for remote administration.
What You Will Need:
- Senior Systems Administrator with 10+ years of experience in the Information Technology field.
- Proven experience with systems planning, security principles, and general Network infrastructure management best practices.
- Knowledge of applicable data privacy practices for PCI compliance.
- Excellent written, oral, and interpersonal communication skills.
- Ability to learn new systems, plan and deploy as required by business
- Ability to communicate ideas in both technical and user-friendly language.
- Highly self-motivated and directed, with keen attention to detail.
- Proven analytical and creative problem-solving abilities.
- Able to prioritize and execute tasks in a high-pressure environment.
- Strong customer service orientation.
- Ability to work in a team-oriented, collaborative environment.
- CyberArk Privileged Cloud (PAM)
- Splunk Enterprise Security Log Management
- Qualys Vulnerability Scanning & Remediation
- Microsoft Active Directory Administration
- Windows Server OS (2016-2022) Administration & Hardening
- Network Administration & Troubleshooting
- Microsoft Azure Cloud Services Administration
What Would Be Nice To Have:
- DUO Multifactor Authentication (MFA)
- Zscaler Zero Trust (ZPA, ZIA) - Splunk
- Sentinel One Endpoint Protection
- Illumio Network Segmentation
- Public Key Infrastructure (PKI)
- SSL Certificate Lifecycle Management
- Microsoft 365 Administration & Security Best Practices
- Microsoft Remote Desktop Services (RDS)
- Microsoft Security Patch Management
- Linux Operating System
- Bind DNS
- VMware or Similar Virtualization Platforms
- DNS (Bind)
- ManageEngine AD Audit
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.
About Guidehouse
Guidehouse is an Equal Opportunity Employer-Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation.
Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.
If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at [email protected]. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.
All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or [email protected]. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process.
If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact [email protected]. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties.
Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.