Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Sr Windows System Administrator

Tyto Athene, LLC

Description RSS is searching for an experienced and skilled Senior Windows System Administrator to join our IT team. As a key member of our infrastructure support team, you will be responsible for designing, implementing, and maintaining our Windows-based systems, networks, and applications. This is a great opportunity for a motivated and detail-oriented individual who is passionate about delivering exceptional technical support. If you enjoy working with new technologies, enterprise-leading equipment, and have a passion for building and maintaining infrastructures, we would like to speak to you. This position will play a key role in supporting engineers responsible for leveraging next-generation infrastructure to drive innovation in the Artificial Intelligence (AI) field. Responsibilities 8+ years of experience as a Windows System Administrator or similar role Must be able to architect and support Windows infrastructure In-depth knowledge of Windows Server / Desktop Operating Systems Strong understanding and hands-on experience with: Active Directory, Group Policy, DNS, Patching and update management, File Server administration, Exchange Server / Enterprise Email Systems Experience with Windows deployment tools such as SCCM or MDT Familiarity with backup and disaster recovery procedures Excellent problem solving skills and ability to troubleshoot complex technical issues Strong communication and interpersonal skills Design, implement, and maintain Windows-based systems, networks, and applications Provide technical support and assistance to users via phone, email, and in-person Monitor system performance, identify and resolve issues, and optimize system resources Develop and maintain documentation for system administration tasks and procedures Collaborate with other IT teams to ensure seamless integration of new technologies and systems Stay up-to-date with the latest Windows OS updates, security patches, and best practices Travel up to 20% of the time, as required, to perform on-site installations, maintenance, and troubleshooting activities at customer sites or data centers. Qualifications Core Competencies - Leadership: Problem-Solving: Excellent analytical and problem-solving skills to diagnose and resolve complex technical issues in distributed systems. Communication: Strong verbal and written communication skills to collaborate effectively with leads, security, and other stakeholders. Collaboration: Ability to work effectively in a team environment, mentor junior engineers, and lead technical initiatives. Mentorship: As a Senior role, the ability to guide and mentor junior engineers, share knowledge, and foster best practices. Proactive & Ownership: Proactive approach to identifying and addressing potential issues, with a strong sense of ownership over the platform. Desired: Experience installing, configuring, and supporting the Linux operating system (Server / Workstation) Knowledge of PowerShell / Python / Bash scripting and automation Certification in Microsoft MCSA or MCSE and other industry certifications Familiarity with security best practices (e.g. firewalls, antivirus software) Experience with virtualization technologies (VMware, Hyper‑V, KVM) Proficiency in SQL Server administration Experience with IT service management frameworks (e.g. ServiceNow) Compensation Compensation is unique to each candidate and relative to the skills and experience they bring to the position. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range. Tyto Athene, LLC 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, disability, status as a protected veteran, or any characteristic protected by applicable law. #J-18808-Ljbffr

Vacancy posted 7 hours ago
Similar jobs that could be interesting for youBased on the Sr Windows System Administrator in Chantilly, Loudoun County, VA vacancy
  •  ...Probity Inc. is seeking a DS Windows System Administrator in Chantilly, VA. The role demands expertise in managing Windows systems and requires an ACTIVE Top Secret/SCI Clearance with Polygraph. Successful candidates will collaborate to sustain and enhance the organization... 
    Senior

    Probity

    Chantilly, Loudoun County, VA
    3 days ago
  •  ...Nationwide IT Services is looking for a Senior Systems Administrator for a fully remote role, supporting critical federal application environments. You will be responsible for maintaining Windows and IIS servers, performing software installations, coordinating security... 
    Senior
    Remote work

    Nationwide IT Services

    Fairfax, VA
    1 day ago
  •  ...Senior Windows Systems Administrator ACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITION Attend TEMs to discuss and agree upon MOAs – ensure MOA is within scope of server team's work. Assess server loads and work with tech lead on developing... 
    Senior
    Remote work

    TENICA

    Herndon, VA
    1 day ago
  • $185k - $265k

     ...PGTEK is seeking a Senior System Administrator in McLean, VA to support advanced infrastructure technologies. The role requires hands-on expertise in Windows systems, strong communication skills, and the ability to resolve complex technical issues. Candidates must hold... 
    Senior

    PGTEK

    McLean, VA
    18 hours ago
  • $77.6k - $176k

     ...Phase2 Technology is seeking an experienced Windows System Administrator to optimize and secure enterprise infrastructure in McLean, Virginia. In this role, you'll manage and monitor Windows systems and work collaboratively with application teams and engineers. Your qualifications... 
    Senior

    Phase2 Technology

    McLean, VA
    3 days ago
  •  ...Job Description MAXISIQ is seeking IT Windows System Administrator - SME candidates to be part of a dynamic team and provide support for a Sponsor’s program. This requisition is intended to identify qualified candidates for anticipated and future opportunities as business... 
    Full time

    IOMAXIS

    Chantilly, Loudoun County, VA
    2 days ago
  •  ...Position: DS Windows System Administrator Position Code: 04-SA0522-1 Location: Chantilly, VA Clearance Requirement: This position requires an ACTIVE Top Secret/SCI Clearance with Polygraph. To be considered for this position, you MUST have an ACTIVE Clearance Level of... 

    Probity

    Chantilly, Loudoun County, VA
    3 days ago
  •  ...Sr Windows Server and Infrastructure Admin - VMWARE, UCS Server The ideal candidate will...  ...extensive experience in both Windows server administration and broader infrastructure management....  ...in managing Windows Server operating systems (e.g., Windows Server 2016, 2019). 5+... 
    Senior
    Work from home
    Weekend work

    Data Management Group

    Ashburn, VA
    3 days ago
  •  ...Datamanagementgroup is seeking a Sr Windows Server and Infrastructure Admin to manage Windows server environments and infrastructure...  ...candidate should have extensive experience in Windows server administration, VMware management, and Cisco UCS blade server management. Responsibilities... 
    Senior
    Remote work

    Data Management Group

    Ashburn, VA
    4 days ago
  • $77.6k - $176k

     ...Job Number: R0239136 Windows System Administrator The Opportunity As a Senior Windows Systems Administrator, you will support the reliability, security, and optimization of enterprise infrastructure within the Department of Veterans Affairs' environment. You will administer... 
    Full time
    Part time
    Local area

    Phase2 Technology

    McLean, VA
    4 days ago
  • $80k - $90k

     ...A leading technology consulting firm in Virginia is seeking a Systems Administrator to manage and support Windows environments while ensuring system performance and security. The ideal candidate should have 3-7 years of experience, knowledge of Active Directory, and hold... 

    E-Pro

    Herndon, VA
    4 days ago
  •  ...expand beyond their boundaries, dive into important world‑changing Federal challenges. Credence is seeking a highly skilled Windows Systems Administrator with Linux and DevOps experience to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting... 
    Contract work
    Worldwide
    3 days per week

    Credence company

    McLean, VA
    7 hours ago
  • $185k - $265k

     ...Senior System Administrator (Windows) Location: McLean, VA (transitioning to Chantilly, VA) Clearance Required: Active TS/SCI with CI Polygraph Salary Range: $185,000 – $265,000 Travel: Up to 20% Overview We are seeking a highly skilled Senior System... 
    Full time
    Temporary work
    Immediate start

    PGTEK

    McLean, VA
    4 days ago
  •  ...Description Responsibilities: Sustain and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware and software. Research and resolve operating system problems... 

    V2X

    McLean, VA
    3 days ago
  •  ...Systems Admin Sr Adv (TS/SCI with Poly Required) GCI embodies excellence, integrity and professionalism...  ...hard problems. As a Senior Systems Administrator, a typical day will include the...  ...and experience with: Office 365/Windows 365, Windows 10, Server 2016/2019, Active... 
    Senior
    Work at office
    Shift work

    GCI, INC

    Chantilly, Loudoun County, VA
    2 days ago
  •  ...+ Certification Minimum of 10 years experience as a Linux System Admin/Engineer Linux - (CentOS/RHEL) Linux admin certification...  ...Scripting: Shell, Python preferred Physical Server Administration Oracle Database and possibly some DBA experience JavaScript... 
    Senior

    NewGen Technologies (Maryland)

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...will help design, implement, and maintain secure and scalable systems and infrastructure aligned to mission and business needs. This...  ...5, and similar platforms. Administering and troubleshooting Windows, Linux, and vendor appliance-based systems to ensure high availability... 
    Senior
    Full time
    Work at office

    MANTECH

    Chantilly, Loudoun County, VA
    18 hours ago
  • Northrop Grumman is hiring a Principal Network Engineer in Chantilly, Virginia. The candidate will support mission-critical network infrastructure and ensure security standards while collaborating with diverse technical teams. Ideal applicants should have strong experience...
    Senior
    Full time

    TryApplyNow

    Chantilly, Loudoun County, VA
    18 hours ago
  •  ...for next-generation national security space, air, and ground systems—advancing capabilities from applied research through program...  ...Responsibilities: Provide analytical, engineering, technical, and administrative guidance to USG leadership in the execution of special... 
    Senior
    Contract work
    Flexible hours

    SAIC

    Chantilly, Loudoun County, VA
    1 day ago
  • Cornerstone Defense LLC, located in Chantilly, Virginia, is seeking a Principal Cyber Software Test Engineer. The ideal candidate must hold an active Secret security clearance and possess a Bachelor's degree with at least 5 years of relevant experience. This position involves...
    Senior

    Cornerstone Defense

    Chantilly, Loudoun County, VA
    3 days ago
  •  ...Title: IT Database Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering...  ...will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense... 
    Local area
    Flexible hours

    KBR

    Chantilly, Loudoun County, VA
    1 day ago
  •  ...A dynamic IT solutions provider is seeking an experienced Senior System Administrator to lead the management of their server and network infrastructure. The role involves designing and implementing robust solutions while ensuring security and performance across cloud... 
    Senior

    Cape Fox Corporation

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...Technatomy Corporation is seeking a System Administrator to maintain and support healthcare enterprise applications. This role involves deploying, configuring, and troubleshooting various components, with a focus on Linux systems and JEE applications. The ideal candidate... 
    Senior
    Remote work

    Technatomy

    Chantilly, Loudoun County, VA
    4 days ago
  • $116.35k - $210.33k

     ...Via Logic LLC is seeking a Senior Systems Administrator in Chantilly, Virginia. The ideal candidate will lead vulnerability remediation efforts...  ...ensure compliance with security standards, utilizing both Windows and Linux systems. Applicants must have a Bachelor’s degree... 
    Senior

    Via Logic LLC

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...A defense technology company is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure. Responsibilities include ensuring server, network, and system reliability and security, and performing IT operations. Candidates must have a Bachelor... 
    Senior

    Vosper Thornycroft Group

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...Iomaxis Llc is seeking an experienced IT Windows System Administrator - SME to join their team in Chantilly, VA. The ideal candidate will support a program through server management, operations activities, and system administration. This role requires an active TS/SCI... 
    Senior

    IOMAXIS

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...Dormont Manufacturing Co in Chantilly, Virginia is seeking a Senior Database Administrator to manage Microsoft SQL Server and provide systems administration support. The role requires a minimum of 5 years experience and includes responsibilities such as database migration... 
    Senior

    Dormont Manufacturing Company

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...contracting company in Chantilly, Virginia, is seeking a skilled Systems Administrator to manage and support enterprise IT infrastructure. You will...  ...has over 5 years of experience, strong knowledge of Windows/Linux environments, and must hold an active TS/SCI with Polygraph... 
    Senior

    VTG Defense

    Chantilly, Loudoun County, VA
    4 days ago
  •  ...A consulting firm in technology is seeking a Sr. System Engineer - Configuration Management in Chantilly, VA. Applicants must possess an active TS/SCI security clearance and have a minimum of 12 years of experience in Configuration Management within a federal or IC environment... 
    Senior

    ICES

    Chantilly, Loudoun County, VA
    3 days ago
  •  ...VTG is looking for a skilled Systems Administrator in Chantilly, Virginia to manage and support enterprise IT infrastructure. The ideal candidate...  ...-day operations. This role requires strong experience with Windows/Linux server environments, a bachelor's degree in... 
    Senior

    VTG

    Chantilly, Loudoun County, VA
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Sr Windows System Administrator. Be the first to apply!