Security Engineer / Network Engineer (DoD | AWS GovCloud)

Credence; McLean (VA); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

Health Care Plan (Medical, Dental &amp

Retirement Plan (401k, IRA)

Life Insurance (Basic, Voluntary &

Paid Time Off (Vacation, Sick &)

Family Leave (Maternity, Paternity)

Short Term & Long Term Disability

Training & Development

Wellness Resources

Job summary

Credence in McLean, VA seeks a Security Engineer / Network Engineer to secure an AWS GovCloud environment within a DoD-aligned ecosystem. You will implement and maintain security controls across cloud and network infrastructure to ensure compliance and operational resilience.

Requirements include a Bachelor's degree, an active DoD clearance, 5+ years in cybersecurity or cloud security, experience with AWS GovCloud, firewalls/WAFs, SIEM tools, and knowledge of NIST 800-53, RMF, and STIGs.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Active DoD Secret or Top-Secret clearance.
• 5+ years of hands-on experience in cybersecurity, network engineering, or cloud security.
• Experience with AWS GovCloud preferred.
• Strong network security knowledge (firewalls, WAFs).
• Experience with SIEM tools.
• Working knowledge of NIST 800-53, RMF, and STIGs.

Responsibilities

• Design, implement, and maintain security controls across AWS GovCloud infrastructure and hybrid environments.
• Support security operations including monitoring, detection, and response activities.
• Configure and manage network security solutions including firewalls and WAFs.
• Integrate and support SIEM solutions for centralized logging and threat detection.
• Perform vulnerability management including scanning and remediation tracking.
• Ensure compliance with DoD requirements (STIGs, RMF, NIST).
• Support incident response efforts including triage and containment.
• Collaborate with cross‑functional teams to enhance security posture.
• Support continuous monitoring and audit readiness.

Skills

Security engineering

Network security

Cloud security

AWS GovCloud

DoD cybersecurity

Education

Bachelor's degree in Computer Science / IT

Tools

SIEM tools

Firewalls

WAFs

Job description

Overview

Join a team where innovation meets mission. Our AI, cloud, cyber, and modernization solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. With more than 1,700+ team members, 1,500+ AI & data experts, and 100+ prime contracts, we deliver at scale and with purpose.

We've been recognized as a Top Workplace by The Washington Post for six consecutive years and named to the Inc. 5000 list of Fastest-Growing Private Companies in 13 of the past 14 years. Credence is a welcoming environment for those looking to grow and make a meaningful impact. We encourage employees to push boundaries and help solve critical, world-changing federal challenges.

Position Summary:

Credence has an immediate opening for a highly skilled Security Engineer / Network Engineer to support and secure a mission‑critical AWS GovCloud environment within a DoD‑aligned ecosystem. This role will be responsible for implementing, maintaining, and enhancing security controls across cloud and network infrastructure, ensuring compliance with federal cybersecurity standards while supporting operational resilience.

Responsibilities include, but are not limited to the duties listed below:

• Design, implement, and maintain security controls across AWS GovCloud infrastructure and hybrid environments
• Support security operations including monitoring, detection, and response activities
• Configure and manage network security solutions including firewalls and WAFs
• Integrate and support SIEM solutions for centralized logging and threat detection
• Perform vulnerability management including scanning and remediation tracking
• Ensure compliance with DoD requirements (STIGs, RMF, NIST)
• Support incident response efforts including triage and containment
• Collaborate with cross‑functional teams to enhance security posture
• Support continuous monitoring and audit readiness
• Must have a Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• Must hold an Active DoD Secret or Top‑Secret clearance
• Must have a minimum of 5+ years of hands‑on experience in cybersecurity, network engineering, or cloud security
• Must be experience with AWS (GovCloud preferred)
• Must have strong network security knowledge (firewalls, WAFs)
• Must have experience with SIEM tools
• Must have working knowledge of NIST 800-53, RMF, and STIGs

Salary Range:

$ 120,000.00 to $150,000.00 annually. Actual compensation will be determined based on the selected candidate's experience, education, skills, and overall qualifications.

Please join us, as together we build a better world one mission at a time powered by Technology and its People!

• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Family Leave (Maternity, Paternity)
• Short Term & Long Term Disability
• Training & Development
• Wellness Resources