AT&T Services, Inc. is hiring a Senior Network Engineer III to provide critical system, server, and network administration support for government operations across multi-level IT environments. This role focuses on O&M support for deployed solutions and ensuring secure, optimal network configurations.
What You'll Do
- Provide system, server, and network administration support.
- Provide O&M support to existing server-based solutions including CITRIX, ESRI, McAfee, Microsoft Red Hat, and SolarWinds.
- Ensure CDS-based and enterprise-wide networking devices are tested, implemented, and maintained within optimal and required configurations for a secure operating environment.
- Perform engineering and operational assignments associated with deployed solutions backed by Cisco and SolarWinds on multi-level IT systems.
- Provide O&M support—testing, validation, sustainment, upgrading, and decommissioning—for networking devices including switches, routers, firewalls, encryption devices, and copper/fiber-based connectivity.
What We're Looking For
- Active TS/SCI or Secret security clearance.
- Bachelor’s degree in a relevant field of study.
- 8+ years of relevant network engineering experience.
- Network+ or a relevant, equivalent professional certification.
Technical Stack
- Platforms & Software: CITRIX, ESRI, McAfee, Microsoft Red Hat, SolarWinds, Cisco
- Network Infrastructure: Switches, Routers, Firewalls, Encryption devices
Benefits & Compensation
- Salary range: $79,300 - $184,800
- Medical, Dental, and Vision coverage
- 401(k) plan
- Tuition reimbursement program
- Paid Time Off and Holidays (at least 23 days of vacation each year and 9 company-designated holidays)
- Paid Parental Leave and Paid Caregiver Leave
- Additional sick leave
- 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, accessories, internet, fiber, and phone service
Work Mode
This position requires onsite work in Columbia, Maryland.
AT&T is dedicated to recruiting, developing, and empowering a diverse, high-performing workforce. We are passionate about what we do, committed to shared values, and dedicated to our customers’ mission. 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.



