**Job Description:** This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. 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 maintains active contracts and relationships with U.S. Government entities that require secure communications and systems. The operational need to add members to our support staff will continue to enable robust solutions in the IT Service and Support framework. The position supports both the active contracts as well as new contract support requests in facilitation of business capture, operations, new technology insertion. Close relationship building with the customers ensure operational readiness and compliance. AT&T is seeking an experienced IT engineer to join our team. This is a hands-on role requiring a seasoned professional with a comprehensive IT background to support our systems including networking, compute/virtual infrastructure operations, voice call manager systems, and new technology integration. The team also handles day-to-day security compliance and user administration. The successful candidate will lead the integration, configuration, deployment, security remediation, and operations of AT&T Managed CWAN Services for the VPO business unit. **Job Duties/Responsibilities:** + Expertise in Linux-based operating systems: Red Hat, CentOS, VMware, KVM + Windows operating system environment support + Multi-platform support of OEM appliances, Windows and Linux VMware based appliances + Mentoring junior and mid-level staff in best practices for installation and operations + VMware Systems Administration (vCenter, vSphere, Horizon EUC) + Patching and remediation of monitored systems and networks with the team + Tier 3+ service support, interfacing with Tier 2 + IT service delivery, assurance, and operations + Assist in developing new shared services (product deployments, customized solutions) + Proficiency in scripting: Linux Bash, Windows PowerShell, etc. for deployment of applications and system administration support + Providing technical implementation support for security compliance and system accreditation processes **Required Clearance:** Top Secret SCI with poly (#tssci) (#polygraph) **Required Qualifications:** + Must be a US Citizen + Bachelor's degree and minimum 5 years of relevant experience in Virtualization, Windows and Linux Computing solution engineering and architecture solutions + Experience with on premise, cloud and hybrid-cloud based deployments + US citizenship is required; able to obtain and retain federal security clearance + Strong written and verbal communication skills + Demonstrated leader with team-oriented interpersonal skills; ability to effectively interface with a broad range of people and roles **Desired Qualifications** + Active Cleared Individual clearance supporting the overall business up to TS/SCI/CI Poly + CISSP, Virtual Certifications key (DoDD 8570/ DoDD 8140) + Experience with ITSM and/or ServiceNow + Comparable VMware certifications, RHCE, MS Certifications, Security Certs in general to IAT/IAM levels 1-3 + Working knowledge of common operating systems (Windows, Linux, etc.) and basic endpoint security principles + Experience with automation of systems reports and administrative tools + VMware virtualization both in the standard hypervisor and in VDI Our Senior System Engineer's earn between $120,000 -$180,000. 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 phone **Weekly Hours:** 40 **Time Type:** Regular **Location:** Oakton, 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 is a fair chance employer and does not initiate a background check until an offer is made. 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