Senior Windows System Administrator

Falls Church, Virginia

General Dynamics Information Technology
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Req ID: RQ199439

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: Secret

Public Trust/Other Required: None

Job Family: Systems Administration

Skills:

Active Directory (AD),Information Technology (IT) Systems,Microsoft Windows,Technical Support,Troubleshooting

Certifications:

CEH - EC-Council, CompTIA Security + CE - CompTIA, Cisco Certified Network Associate (CCNA) Security - Cisco

Experience:

6 + years of related experience

US Citizenship Required:

Yes

Job Description:

Position Summary:

We are seeking an experienced Senior Windows System Administrator to support the Infrastructure Management Monitoring Team's enterprise System Center Operations Manager (SCOM) environment. This role is critical to maintaining the security, performance, and availability of our Windows-based systems. The ideal candidate is a proactive problem solver who thrives in a dynamic, mission-driven environment and can engage confidently with senior military and government leadership.

Key Responsibilities:
  • Administer Windows servers, applying patches, hotfixes, and STIGs to maintain system security and compliance.
  • Analyze trends and implement proactive solutions to mitigate recurring issues and enhance system performance.
  • Develop SOPs to standardize and automate tasks, enabling user self-service capabilities.
  • Lead process improvement initiatives and support change management activities.
  • Provide senior-level technical support while monitoring ticket queues to meet or exceed SLAs.
  • Review and update SCOM console security, apply patches, create SCOM console roles and reviews, and create and install custom Management Packs (MP) as needed
  • Deliver SCOM views, create custom reports on results of SCOM monitoring, use SQL Server Reporting Services (SSRS) technologies, and provide problem resolution for SCOM components and related custom scripts
  • Build Executive Dashboards via Web interfaces or other dashboards via PowerBI
  • Manage hardware/software upgrades, server and rack installations, and related infrastructure projects.
  • Implement monitoring solutions and response processes to empower Tier 1 and Tier 2 teams.
  • Collaborate with SQL engineers to ensure optimal database and application performance.
  • Monitor application/system performance, develop performance baselines, and deliver reports to leadership.
  • Recommend and support hardware/software lifecycle planning and execution.
  • Deliver technical training and engage with stakeholders to ensure timely task execution.
Qualifications:

Education & Experience:
  • Bachelor's degree in IT, Computer Science, or related field-or equivalent combination of education and experience.
  • Minimum of 6 years of experience administering Windows-based enterprise environments.
Technical Skills & Competencies:
  • IT experience supporting large enterprise Windows server environment; Experience working with and utilizing SCOM or other monitoring software
  • Experience with configuration, installation, and administration of Windows servers.
  • Strong troubleshooting, analytical, and documentation skills.
  • Familiarity with SQL server environments and performance monitoring tools.
  • Experience with hardware/software lifecycle and IT asset management.
  • Effective communicator, capable of delivering clear briefings and documentation to leadership.
  • Proven ability to work collaboratively, meet deadlines, and adapt to evolving mission needs.
Certifications:
  • Must hold a DoD 8570.01-M IAT Level II certification (e.g., Security+ CE) at the time of interview.
  • Certifications: Must meet DoD IAT Level II IA and baseline certification at start date; Ability to obtain ITIL within 6 months of start date Must comply with future DoD 8140 requirements and maintain active certifications.
Clearance Requirements:
  • Must have a minimum of an active Secret clearance at time of interview and candidate must maintain active clearance.
Location/Travel:
  • Falls Church, VA - Onboarding/transition in period requires on-site support up to 60 days. Once approved, three (3) days onsite with up to two (2) days of teleworking. GECOS work schedules are subject to change direction by mission requirements from GDIT or USG leadership.
  • Up to 10%. Travel may include attending conferences up to two times annually and site visits as needed.


The likely salary range for this position is $102,000 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Date Posted: 14 May 2025
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