Education:

Job Description:

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Department of Defense. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers’ mission. Our Professional Services Defense Team supports our Nation’s warfighters and Intelligence Community, providing, operating, and assuring critical voice, video, and collaboration services for the full spectrum of government operations. We have a long history of supporting our customers with exceptional technical expertise in areas of transmission technologies, data techniques, applications integration, emerging services, and network evolution. AT&T has an opening for a Professional System Administrator

Duties/Responsibilities:

- Manage current desktop deployments on multiple domains at different security levels; work with colleagues to plan next-generation upgrades and replacements.

- Manage security patching & OS upgrades of Windows server/desktop enterprise IT systems.

- Manage daily configuration and operation of Windows Enterprise IT systems/servers, including Active Directory, DNS, and DFS storage.

- Manage monitoring and problem resolution for workstation and server systems.

- Manage incident and problem identification, diagnosis, and resolution using ticketing systems.

- Manage escalation and communication of status to management and internal customers/teams.

Required Clearance: TS/SCI with poly (#ts/sci) (#polygraph)

Required Qualifications:

- Effective communicator with 5+ years’ experience managing Windows systems and networks

- Knowledge in industry standard security patch management practices for Windows servers, W10 desktops, and 3rd party applications.

Must have experience configuring, operating, and maintaining the following tools on disconnected networks (no direct internet connection) to remediate vulnerabilities identified by Tenable Nessus scan results:

- WSUS - Trellix (McAfee) endpoint security for Windows clients

- PDQ for patch management of Windows third-party applications

- In-depth knowledge of Active Directory/GPO management and maintenance.

- Experience with Microsoft Exchange server management and maintenance.

- Experience with DISA STIG Hardening - Knowledge in Distributed File System (DFS) and traditional file servers, DNS & DHCP.

- Knowledge in Microsoft Hyper-V; install, configure, administer, convert & troubleshoot

- Knowledge in Windows 10 Enterprise; image, deploy, administer & troubleshoot Certifications: Microsoft Certified Solutions Associate-Server (MCSA-Serv) or Microsoft Certified Solutions Expert-Server (MCSE-Serv) or Microsoft Certified IT Professional (MCITP)

Desired Qualifications:

- Experience building and deploying physical and virtual Windows 2012-2019 Server Standard on multi-vendor platforms, including HP and Dell.

- Knowledge in RedHat Linux Server, especially in areas overlapping with Windows enterprise systems such as DNS & DCs/AD

- Familiarity with Cisco Call Manager administration and troubleshooting - Computer Technology Industry Association

- Network + (Network +); Computer Technology Industry Association

- Storage + (Storage +)

- Familiarity with RSA SecureID Soft tokens, RADIUS and TACACS+, and MS SharePoint Farm Administration

- Knowledge of MSSQL 2014-2019 administration

Ready to join our team? Apply Today!

Our Windows System Administrator‘s earns between $79,300 - $184,800. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits:

- Medical/Dental/Vision coverage - 401(k) plan

- Tuition reimbursement program

- Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)

- Paid Parental Leave - Paid Caregiver Leave

- Additional sick leave beyond what state and local law require may be available but is unprotected

- Adoption Reimbursement

- Disability Benefits (short term and long term)

- Life and Accidental Death Insurance

- Supplemental benefit programs: critical illness/accident hospital indemnity/group legal

Employee Assistance Programs (EAP) - Extensive employee wellness programs - Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

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It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities.