**Job Description:** 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. Our National Security Team supports the intelligence community, providing, operating and assuring critical voice, video and collaboration services for the full spectrum of operations. AT&T has an opening for a Tier 3 Network Engineer to support the 24x7 Network Operations Center in providing Tier 3 network service and superior troubleshooting expertise. **Job Duties/Responsibilities:** + Provide Tier 3 support to the Network Operations Center (NOC). + Supports an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data communications systems or a segment of a network system. + Monitor network to ensure network availability to all system users and perform necessary maintenance to support network availability. + Maintain network hardware and software. + Proactively identify risks in the network and develop a plan to mitigate them. + Supports numerous business requirements for telecommunications (e.g., LAN, MAN, WAN, Voice and Video). **Required Clearance** TSSCI with poly (#ts/sci) (#polygraph) **Required Qualifications:** + Advanced networking qualifications including MPLS, BGP, OSPF, LAMBDA. LAN/MAN/WAN/Optical specialization. + Utilization of common ticket systems (Remedy, ServiceNow) and common network management tools (HPOV, HPNA, Solarwinds, MNS, Netcool, etc). + Must have hands on troubleshooting and fault isolation of IT business systems. + Must have a strong understanding of the OSI model and configuration of routing protocols such as EIGRP, OSPF, MPLS, BGP, LDP. + Candidate must have a total of 12 years of applicable experience. The experience can be a combination of degree and work history. This can be a High School degree and 12 years of work history OR an Associate’s and 10 years, a Bachelors’ and 8 years, a Masters and 6 years or a PhD and 4 years of work history. **Desired Qualifications** + Preferred network certifications Cisco CCNA, CCNP, CCIE, Juniper JNCIA, JNCIS, or JNCIE, ITIL Foundations, and/or CISSP Our Tier 3 Network Engineer's earn between $89,200 - $199,804. 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 **Weekly Hours:** 40 **Time Type:** Regular **Location:** Mclean, Virginia 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. AT&T will consider for employment qualified applicants in a manner consistent with the requirements of federal, state and local laws We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status