Senior Systems Administrator (Government)

AT&T inc.; Columbia (MD); On-site; USD 89,000 - 192,000; Full time

Benefits offered by this job

Medical/Dental/Vision coverage

401(k) plan

Tuition reimbursement

Paid Time Off and Holidays

Paid Parental Leave

Disability Benefits

Life Insurance

Employee discounts

Job summary

AT&T Global Public Sector in Columbia, Maryland seeks a Senior System Administrator to support government IT operations onsite. You will maintain and document enterprise IT systems, provide system administration and helpdesk support, and collaborate across Windows and Linux environments, VMware, and network devices.

Requirements include a Bachelor’s degree, 8+ years of experience, and hands-on familiarity with Red Hat Linux, Trusted Linux, Windows 10, and VMware.

Qualifications

• Bachelor’s degree in related field.
• Eight years of relevant experience.
• Understand Red Hat Linux, Trusted Linux, Windows 10, and VMware.

Responsibilities

• Maintain and develop system documentation including guides, SOPs, and ticket logs.
• Provide system administration support for enterprise IT environments.
• Maintain and support existing software and hardware with issue resolution.
• Provide helpdesk support for IT questions and problems.
• Cross-functional systems and network administration across Windows, Linux, VMware, and related devices.
• Troubleshoot and resolve end-to-end infrastructure issues across servers, virtualization, networking, and security configurations.

Education

Bachelor’s degree

Tools

Red Hat Linux

Trusted Linux

Windows 10

VMware

Job description

Senior Systems Administrator (Government)### Senior Systems Administrator (Government)Apply: Office Worker (NOT Remote): Columbia, Maryland: Full time: Posted Today: End Date: February 10, 2027 (30+ days left to apply): R-128228This is a full-time onsite role based in the location(s) posted and is performed from the designated work location five days per week. No relocation is offered. Actual work location will be Suitland, MD AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. 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. AT&T has an opening for a Senior System Administratorto support operations by maintaining, documenting, and administering enterprise IT systems.**Job Duties/Responsibilities:*** Maintain and develop system documentation to include product guides/manuals, SOPs, work logs and the Helpdesk ticket system* Provide system administration support* Provide maintenance and support of existing software (problem report/trouble tick resolution) and hardware* Provide helpdesk support for collecting, controlling and disseminating, documenting and resolving all IT related questions and problems.* Provide cross-functional systems and network administration support across Windows and Linux server environments, VMware infrastructure, and enterprise network devices, including switches, routers, firewalls, and related connectivity.* Troubleshoot and resolve end-to-end infrastructure issues that may span servers, operating systems, virtualization platforms, network connectivity, and security configurations, coordinating across technical functional areas as needed.* Perform hands-on operations and maintenance, including system and network monitoring, configuration changes, patching, upgrades, testing, incident resolution, documentation, and sustainment of integrated IT environments.**Clearance Requirements**Active TS/SCI with Poly (#tssci) (#polygraph)**Required Qualifications:*** Bachelor’s degree in related field.* Eight years of relevant experience.* Demonstrate understanding of Red Hat Linux, Trusted Linux, Windows 10, VMware.**Desired Qualifications*** Security+ or relevant certification. Our Senior System Administrator's earn between $89,200 - $192,000. 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 wireline phone**Weekly Hours:**40**Time Type:**Regular**Location:**Columbia, Maryland AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.