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FirstNet Senior Cybersecurity

Oakton, Virginia

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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.

Join AT&T in safeguarding FirstNet, the nation’s dedicated high-speed broadband network for first responders, established by Congress in 2012. This vital position ensures the security and reliability of emergency communications through cutting-edge vulnerability management, adherence to NIST frameworks, and proactive risk mitigation strategies across diverse technology domains, including LTE, 5G, IoT, and more.

Key Responsibilities:

  • Ensure FirstNet's applications and infrastructure comply with NIST SP 800-53 standards. Develop tailored security policies for EPC core, RAN, and IoT devices to address unique challenges and enforce robust procedures safeguarding system integrity and supply chains.

  • Detect process gaps across teams (BSS/OSS, Mobility, Labs, etc.) and implement short-term fixes while designing long-term automated solutions to mitigate risks and optimize security workflows.

  • Validate, track, and manage hardware/software assets using automated tools, oversee end-of-life cycles, and collaborate with vendors to enforce supply chain security.

  • Implement change management processes to ensure IT system modifications meet security standards.

  • Conduct credential-based scans to identify and analyze security weaknesses.

  • Provide actionable insights to address vulnerabilities, monitor trends, and ensure thorough review and approval processes are in place.

  • As a proactive self-starter, you will directly contribute to safeguarding the communications lifeline for first responders, ensuring its reliability and resilience during emergencies.

  • This role is pivotal in protecting public safety infrastructure through precision-driven, data-backed cybersecurity strategies.

  • This position offers a unique opportunity to make a tangible impact on national security by protecting those who protect us. With access to advanced technologies and collaboration across multiple domains, the Senior Cybersecurity role is central to maintaining FirstNet’s trusted reliability for emergency responders nationwide.

Qualifications:

  • Preferred Bachelor’s degree in Information Systems, Engineering, or Cyber Security.

  • Requires 3-5 years of related experience.

  • Strong understanding of risk management methodologies and best practices.

  • Excellent analytical and problem-solving skills. Ability to work collaboratively with cross-functional teams. Strong communication and documentation skills.

  • Preferred skills: Certification or experience in risk management, cybersecurity, or related roles.

  • Preferred proficiency in one or more skills/tools to analyze and present security risk by using tools  associated with credential-based vulnerability scanning, encryption technology, containers (e.g., Kubernetes, Docker), databases (e.g., Oracle, MySQL), ServiceNow GRC, PowerBI, Python, Snowflake

  • The ideal candidate has experience in explaining security controls and reviewing evidence of compliance leveraging security frameworks (e.g., NIST/ISO, 3GPP, GSMA standards), NIST 800-53 compliance, and/or conversant with Mobility Security, 3GPP (3rd Generation Partnership Project), and GSMA (GSM Association) standards/guidelines.

  • Experience in supporting a federal cybersecurity program, particularly in creating an approval security documentation package for FEDRAMP, or familiarity with the FirstNet program and standards security, is a significant advantage

Supervisory:

No.

Our Senior Cybersecurity, earns between $130,700.00-$196,100.00 USD Annual, 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.

#LI-Onsite – Full-time office role-

 AT&T is leading the way to the future – for customers, businesses, and the industry. We're developing new technologies to make it easier for our customers to stay connected to their world. Together, we’ve built a premier integrated communications and entertainment company and an amazing place to work and grow. Team up with industry innovators every time you walk into work, creating the world you always imagined. Ready to #transformdigital with us?

Apply now!

Weekly Hours:

40

Time Type:

Regular

Location:

USA:VA:Oakton / Chain Bridge Rd - Adm:3033 Chain Bridge Rd

Salary Range:

$116,700.00 - $196,100.00

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-63931 Date posted 04/25/2025
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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.

Welcome to the Team!

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