**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. TAC2O (Technical Architecture for Command and Control Operations) is Task Order under the Helios IDIQ awarded to AT&T in December 2023. AT&T’s TAC2O contract provides a team of IT specialists to operate the DIA headquarters TAC2O system which serves as the collection point for multiple Special Access Programs (SAPs) developed under Helios. These systems deliver their digital information payloads from across the globe and outer-space to the TAC2O platform for processing, integration, correlation and access by Defense Department analysts and decision-makers. The TAC2O system is operated by AT&T specialists and selected AT&T Helios Teammates cleared to support the multitude highly sensitive programs. AT&T has an opening for a Systems Integration Engineer for the TAC2O program providing managed IT support of SAP-IT systems for high-priority defense intelligence collection needs. **Job Duties/Responsibilities:** The Systems Integration Engineer will be responsible for managing data flows for a wide range of devices. They will utilize Apache NiFi and Python to maintain and engineer data flows to meet customer requirements. They will also build out Grafana dashboards to visualize the data flow metrics and infrastructure status. They will be responsible for interfacing with various API endpoints as well as maintaining holistic diagrams of each data flow. The following technologies are used: Operating Systems: RHEL7,9, Windows Server 2012, 2016, 2019 Databases: MongoDB, PostgreSQL, Oracle DB Languages: Python, Bash, PowerShell, Java, JavaScript, HTML, CSS Virtualization: VMWare, Nutanix Other: Apache NiFi, Grafana, Microsoft Visio, Cross Domain Solutions, Ansible, Active Directory + Develop and sustain intricate data flows from a multitude of sources leveraging Apache NiFi. + Devise innovative approaches for intricate data manipulation challenges utilizing Python. + Employ Apache NiFi and custom Python scripts to retrieve data from remote APIs, modify the data, and then distribute it according to customer requirements. + Transform legacy Java implementations into holistic Python solutions, leveraging modern libraries to achieve equivalent functionality. + Build Grafana dashboards to display data flow metrics and infrastructure status. + Engage in weekly engineering review board sessions, offering technical insights on change requests from both the internal team and clients. + Analyze current data flows for inefficiencies and propose optimized remedies. + Design secure cross-domain channels to facilitate data movement between networks of varying security levels. + Document new and existing data flows using Microsoft Visio. + Evaluate change request documentation for technical precision, sourced both internally and externally **Required Clearance** TS SCI with poly (#ts/sci) (#polygraph) **Required Qualifications:** + A bachelor’s degree from an accredited institute in an area applicable to this position or one (1) year of relevant experience. + Proficient in utilizing the Linux command-line interface. + Proficiency in a programming language, preferably Python. + Excellent analytical and technical troubleshooting skills. + Ability to work both as part of a team and independently. + Must be 8570 compliant (IAT Level 2) by date of security indoctrination with any necessary. Computing Environment (CE) for certification. + Strong technical documentation abilities, with experience in creating detailed change request materials and presenting them effectively to leadership for endorsement. **Desired Qualifications** + Familiarity with designing and sustaining data flows using Apache NiFi. + General networking knowledge to include operation of routers, firewalls, DNS, DHCP, subnetting, VPN and web proxies. + Working knowledge in the design and utilization of RESTful APIs. + Proficiency in managing and maintaining both Windows and Linux operating environments. + Familiarity with relational SQL databases, including Oracle, MySQL, and PostgreSQL. + Possess foundational knowledge of Active Directory concepts, including Organizational Units (OUs) and Security Groups Our Systems Integration Engineer's earn between $130,000-$190,000. 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:** Reston, 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