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TEKsystems is seeking and Active Directory Engineer with an active Top Secret clearance in Richardson, TX to support a Secure Distribution Environment (SDE) Infrastructure Deployment.

This effort supports classified engineering workloads associated with Department of Defense (DoD) programs. The environment architecture has already been defined, and the team is focused on implementation, configuration, integration, validation, troubleshooting, and operational readiness of the Active Directory infrastructure. The engagement is projected to last up to 12 months, with an initial 6-month funding period. During deployment, engineers will support implementation activities in Richardson, TX and Cedar Rapids, IA. All travel expenses associated with deployment activities will be covered.

What You'll Do

• Implement and configure Active Directory environments in accordance with established architecture documentation and engineering standards.
• Configure and maintain Active Directory forests, domains, trusts, and organizational units in support of classified environments.
• Implement and manage Group Policy Objects (GPOs) aligned with DISA STIG requirements and organizational security standards.
• Perform Active Directory administration including user provisioning, account management, role assignments, and access control management.
• Support identity lifecycle management including onboarding, offboarding, account modifications, and RBAC administration.
• Configure and support Active Directory Federation Services (ADFS) and identity federation capabilities.
• Support cross-domain and cross-forest trust implementation and maintenance activities.
• Maintain Active Directory operational health including replication monitoring, DNS administration, domain controller management, and troubleshooting.
• Support implementation of least-privilege access controls and role-based access frameworks.
• Assist with security hardening, STIG implementation, and identity-related compliance activities.
• Support ATO documentation, RMF activities, continuous monitoring requirements, and audit readiness efforts.
• Troubleshoot and resolve Active Directory, Group Policy, DNS, authentication, and identity-related issues.
• Maintain accurate technical documentation, configuration records, operational runbooks, and change management records.
• Collaborate with infrastructure, cybersecurity, virtualization, and networking teams throughout deployment efforts.

Required Qualifications

• Active Top Secret security clearance.
• 5+ years of experience supporting Active Directory engineering, administration, or identity management in large enterprise environments.
• Experience implementing and administering Active Directory in enterprise-scale environments.
• Strong experience with:
  • Active Directory
  • Group Policy (GPO)
  • DNS
  • Domain Controllers
  • Forests and Trusts
  • Identity and Access Management
• Experience managing user lifecycle processes, permissions, and RBAC models.
• Experience supporting Active Directory operational health and troubleshooting activities.
• Familiarity with DISA STIG requirements and secure configuration practices.
• Strong troubleshooting and problem-solving skills.
• IAT II certification such as Security+ or higher (CASP+, CISSP)
• Ability to work onsite in classified environments.

Preferred Qualifications

• Experience supporting DoD, IC, or cleared defense contractor programs.
• Experience with ADFS, SSO, and identity federation technologies.
• Familiarity with RMF, NIST 800-53, and ATO processes.
• Experience supporting classified environments with Active Directory infrastructure.
• Experience with PowerShell scripting and Active Directory automation.
• Familiarity with PKI, certificate services, smart card authentication, or privileged access management solutions.
• Azure Active Directory / Entra ID experience.
• Microsoft certifications (MCSA, MCSE, Azure Administrator, Azure Identity, or equivalent).

Job Type & Location

This is a Contract position based out of Richardson, TX.

The pay range for this position is $80.00 - $80.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in Richardson,TX.

This position is anticipated to close on Jul 31, 2026.

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.