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Information Systems Security Officer (ISSO I) (Government)

Columbia, Maryland

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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.

RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including desktop, workplace peripherals, and voice and video devices. We support local and campus area networks, including wireless and cable plant.

AT&T has an opening for an Information System Security Officer: To support the delivery and management of end-user IT systems.

This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Description of Job Duties/Responsibilities:

  • Evaluate security solutions to ensure they meet security requirements for processing classified information.
  • Propose, coordinate, implement, and enforce information systems security policies, standards, and methodologies.
  • Maintain operational security posture for an information system or program.
  • Develop and maintain documentation for C&A in accordance with ODNI and DoD policies.
  • Develop and update the system security plan and other IA documentation.
  • Provide configuration management for security-relevant information system software, hardware, and firmware.
  • Assist with the management of security aspects of the information system and perform day-to-day security operations of the system.
  • Develop system security policy and ensure compliance.
  • Administer the user identification and authentication mechanism of the Information System (IS).
  • Candidate may be required to respond to after-hours requests as required in a 24 x 7 environment.

Required Clearance: TSSCI with polygraph. (#ts/sci) (#polygraph)

Required Qualifications: Five (5) years of experience as an ISSO on programs and contracts of similar scope, type, and complexity are required. Experience is to include at least one (1) of the following areas: knowledge of current security tools and hardware/software security implementation; communication protocols; encryption techniques/tools. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. DoD 8570 compliance with IAT is required.

Ready to join our team? Apply today!

Our Information Systems Security Officer (ISSO I) (Government) earns between $89,200 - $143,300 yearly. 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) *Pro-rated when working less than 40 hrs/wk.

  • 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:

Columbia, Maryland

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.

Job ID R-70448 Date posted 06/06/2025
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Benefits

Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.

  • Paid Time Off
  • Tuition Assistance
  • Insurance Options
  • Discounts
  • Training & Development

Learn more about benefits

Our hiring process

Apply Now

Confirm your qualifications align with the job requirements and submit your application.

Assessments

You may be required to complete one or more assessments, depending on the role.

Interview

Get ready to put your best foot forward! More than one interview may be necessary.

Conditional Job Offer

We’ll reach out to discuss a conditional job offer and the next steps to joining the team.

Background Check

Timing is important – complete the necessary actions to proceed with onboarding.

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