Senior Systems Administrator

About Us:

VT-ARC a technical services and applied research company has built an organizational culture marked by four primary values: Teamwork Integrity Excellence and Service. Integral to our success is our staffs enthusiasm for solving tough problems by working together in teams to get the job done. We foster a culture where every employees contribution is valued and performed with integrity while maintaining a fun work environment. VT-ARC strives for excellence in all that is done for our clients and such achievement is recognized through service/merit awards. Moreover we promote a sense of community larger than VT-ARC alone where staff and institutional resources can be applied in service to our country.

We are proud to be the recipient of the Best Workplace in Defense Award by Emergent Magazine an honor that recognizes companies with positive cultures that not only impact their people but also make a meaningful difference in the community.

About You:

You are a Senior-Level Systems Administrator with experience designing implementing securing and supporting enterprise IT infrastructure in commercial government and regulated environments. You possess expertise across Microsoft 365 Active Directory Azure/Entra ID Windows Server virtualization networking endpoint management and cybersecurity technologies.

You are comfortable leading infrastructure modernization cloud and security initiatives while remaining hands-on with deployment troubleshooting automation documentation and operational support. You excel at translating business requirements into secure scalable and supportable technology solutions that improve reliability compliance and user experience.

Duties/Responsibilities:

• Administer maintain and secure Windows and Linux Server environments across physical virtual and cloud infrastructure.
• Administer and manage enterprise security networking monitoring systems and network management platforms
• Administer Active Directory Entra ID Exchange SharePoint Intune and Teams
• Configure and maintain Group Policy DNS DHCP file services identity management systems and enterprise authentication services.
• Perform system monitoring patch management backup validation performance tuning and capacity planning.
• Deploy operating systems applications security baselines and patches across enterprise devices
• Support hardware lifecycle processes including provisioning onboarding offboarding and hardware refreshes
• Support organizational cybersecurity and compliance initiatives by assisting with implementation monitoring documentation and maintenance of security controls aligned with regulatory and contractual requirements
• Support vulnerability management endpoint protection SIEM monitoring phishing mitigation and incident response activities.
• Maintain secure system configurations and implement cybersecurity best practices
• Support identity security initiatives including SSO privileged access management and least privilege enforcement
• Develop automation solutions using scripting and workflow automation tools.
• Integrate enterprise platforms to improve operational processes and business enablement
• Develop and maintain technical documentation SOPs diagrams and knowledge base articles.
• Provide tier-3 escalation support and mentor junior IT staff.
• Assist with infrastructure modernization cloud migration and security improvement initiatives.
• Participate in disaster recovery contingency planning and after-hours maintenance activities as needed.
• Performs software installations patches and upgrades to operating systems and enterprise applications.
• Ensuring security and compliance of the IT infrastructure
• Providing user education and training
• Participate in technical research and development to enable continuing innovation within the enterprise infrastructure.
• Monitoring and troubleshooting system performance and issues
• Other duties as assigned

Desired Education Certification Skills Capabilities:

• Bachelors degree in Information Technology Cybersecurity Computer Science or related field and eight (8) years of relevant experience or twelve (12) years of relevant professional experience in place of a degree.
• Expert knowledge and experience managing configuring and supporting Microsoft cloud technologies: Azure (IaaS) Azure AD and Microsoft 365.
• Experience with secure cloud environments including Microsoft GCC High and AWS GovCloud
• Experience managing and configuring Cisco firewalls routers and switches.
• Familiarity with cybersecurity and compliance frameworks including NIST 800-171 CMMC ISO 27001
• Relevant technical certifications preferred including Security Microsoft Networking Cloud or cybersecurity-focused credentials.
• Active U.S. security clearance preferred with the ability to successfully obtain and maintain the appropriate clearance level as required by organizational needs.
• Technical skills: (Operating system knowledge Network administration scripting and automation Cybersecurity Cloud Computing)
• Soft skills: (Communication Time Management Problem-solving Adaptability)

Primary Work Location: Work is to be performed in Arlington VA with remote work flexibility under the Hybrid Work & Telecommuting Policy.

Special Work Conditions: Occasional travel may be required; up to 10%

Security:

• Must be a U.S. Citizen
• Active Secret Clearance is preferred

Salary: $130000-$175000/yr. based on skills experience clearance technical depth and mission alignment.

Virginia Tech Applied Research Corporation: VT-ARC is a 501(c)(3) non-profit R&D organization affiliated with Virginia Polytechnic Institute and State University (Virginia Tech or VT). Our mission is to provide superior analytic and technology solutions across multiple domains by leveraging Virginia Techs multidisciplinary research and innovation ecosystem. With unique access to the broad and rich research enterprise found at Virginia Tech VT-ARC forms multi-disciplinary teams to apply innovative solutions to the real-world problems that strain our social political industrial and economic foundations.

To learn more about VT-ARCs Benefits Perks Culture & more visit our Careers page: Tech Applied Research Corporation is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age disability veteran status or any other status protected by law. As a federal contractor we are committed to providing equal employment opportunity and affirmative action for qualified individuals with disabilities under Section503 of the Rehabilitation Act of 1973. If you need a reasonable accommodation to complete the application or interview process please contact Human Resources at

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