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 (Technology Architecture for Command and Control Operations) is a five-year Task Order under the Helios IDIQ awarded to AT&T in December 2023.AT&T's TAC2O contract provides a team of IT specialists who perform IT Engineering, Cybersecurity; Communications Security, Systems Administration, Software Development, SharePoint Development and Administration, and Program Management services supporting sensitive technical collection and exploitation missions and focused on driving optimization of performance and cost over time across multiple security domains.AT&T has an opening for an Information Systems Security Engineer (ISSE) for the TAC2O systems program. This position will be providing managed IT support of TAC2O systems for high-priority defense intelligence collection needs.The job duties of the ISSE are as follows:Provides technical expertise to ensure the network systems meet DIA C&A and IA requirements and are properly certified and accredited.Responsibilities are full time on customer's onsite and will cover classified programs and Special Access Programs (SAP). No Telework.Designs, develops, and recommends integrated security system and physical control solutions that will ensure proprietary/confidential data and systems are protected.Assist team in DIA's Authorization and Accreditation (A&A) process using RMF across the design lifecycle for classified systems obtaining and maintaining Interim Authorization to Test (IATT), Authority to Connect (ATC) and Authorization to Operate (ATO). Offers technical engineering services for the support of integrated security systems and solutions, managing information-related risks effectively. Works closely with the client during the strategic design process to translate security and business requirements into actionable technical designs. Configures and validates secure systems and physical controls, and tests security products and systems to detect security weakness.Develop comprehensive system test plans (STP) to assess the security posture of the information systems.Analyze scan results and security findings to prioritize remediation efforts and implement corrective measures.Participate in incident response activities and assist in the resolution of security incidents as needed.Required Clearance:TS/SCI with poly (#ts/sci) (#polygraph)Required Qualifications:Exhibits advanced Windows administration capabilities and Linux proficiency for optimal system management.Security credentials, certifications, and experience commensurate with the job description.Practical experience deploying, maintaining, and troubleshooting security tools.Demonstrates the ability to critically assess current practices, identify deficiencies, propose innovative solutions, and effectively implement these improvements.Thrives in a fast-paced, complex environment; displays exceptional poise and an unwavering commitment to hard work.Displays excellent problem-solving abilities and attention to detail.Experience with each of the following security tools: Assured Compliance Assessment Solution (ACAS), Trellix, Splunk, and Security Technical Implementation Guide (STIG)'s.Collaborate with stakeholders to identify security requirements and ensure alignment with organizational objectives.Stay abreast of the latest security trends, technologies, and best practices to continually enhance the security posture of the information systems.A Bachelor's Degree from an accredited institute in an area applicable to this position and four (4) years of relevant experienceAn additional four (4) years of relevant experience may be substituted for the bachelor's degreeMust presently be 8570 compliant (IAT Level 2 preferred); must be 8570 compliant (IAT Level 2) by date of security indoctrination with any necessary continuing education (CE) for certificationDesired Qualifications:Familiar with tiered security environments (U, S, TS)Deep understanding of Trellix antivirus suite of productsKnowledge of Splunk architecture and experience structuring multi-level queriesWindows expert - capable of advanced Powershell scripting and general administrative functionsExperience with one or more commercial government cloud service provider's system accreditation processExperience as a Cybersecurity Control Assessor for SAPExperience with Ongoing Authorizations and AssessmentsExperience with C2S Cloud, or DevOpsSecOur Information Systems Security Engineer's earn between$140,000-$206,000. 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 coverage401(k) planTuition reimbursement programPaid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)Paid Parental LeavePaid Caregiver LeaveAdditional sick leave beyond what state and local law require may be available but is unprotectedAdoption ReimbursementDisability Benefits (short term and long term)Life and Accidental Death InsuranceSupplemental benefit programs: critical illness/accident hospital indemnity/group legalEmployee Assistance Programs (EAP)Extensive employee wellness programsEmployee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phoneWeekly Hours:40Time Type:RegularLocation:Oakton, VirginiaIt 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. Job ID R-15969 Date posted 03/20/2024