Johns Hopkins Applied Physics Lab

Senior Windows Administrator

Johns Hopkins Applied Physics Lab • $100K — $245K *
Laurel, MD 20707In-Person
Aerospace & Defense
5 - 7 years of experience
Today
Be an Early Applicant
Job Overview by Ladders

Qualifications

  • 5-10+ years of experience in Windows Server and enterprise desktop administration
  • Expertise in managing large MECM/SCCM deployments
  • Advanced skills in Active Directory management and Group Policy
  • Experience with DISA STIG compliance implementation
  • Strong analytical and troubleshooting skills in highly regulated settings
  • Must possess CompTIA Security+ certification
  • Active Secret security clearance required, with potential for Top Secret

Responsibilities

  • Lead teams in technical initiatives for complex projects
  • Deploy and manage MECM/SCCM for device management
  • Administer Advanced Active Directory and Group Policy functions
  • Ensure DISA STIG compliance for Windows systems
  • Plan and execute infrastructure management projects independently
  • Create detailed technical documentation and compliance records

Benefits

  • Opportunity to work within a Department of Defense environment
  • Engagement with cutting-edge security and infrastructure technologies
  • Chance to lead technical teams and initiatives
  • Professional development through potential certifications and training
  • Exposure to high-stakes, mission-critical projects
Full Job Description
Description

We are seeking a Senior Windows Systems Administrator to support and secure enterprise systems within a Department of Defense (DoD) environment. This role is responsible for endpoint management, Active Directory administration, and thorough security compliance aligned with DISA STIGs and RMF requirements. The ideal candidate has deep experience with MECM, strong automation skills, and a consistent record operating in highly regulated environments.

As a Senior Windows Systems Administrator, you will...
  • Lead small teams and drive technical initiatives, successfully delivering complex projects with minimal supervision in a mission-critical environment.
  • Deploy, configure, and sustain Microsoft Endpoint Configuration Manager (MECM/SCCM) for enterprise device management in a DoD environment.
  • Administer Active Directory infrastructure, including advanced Group Policy design, enforcement, and troubleshooting.
  • Implement, validate, and maintain DISA STIG compliance across Windows servers and endpoints.
  • Lead the planning and execution of complex infrastructure and endpoint management projects with minimal supervision.
  • Create and maintain detailed technical documentation, SOPs, and compliance artifacts.

Qualifications

You meet our minimum qualifications for the job if you...
  • 5-10+ years of experience administering Windows Server and enterprise desktop environments
  • Proven experience running MECM/SCCM in large, secure environments
  • Advanced expertise in Active Directory, including GPOs, DNS, and identity/access management
  • Hands-on experience implementing and maintaining DISA STIG compliance
  • Strong analytical and troubleshooting abilities in high-security environments
  • Self-directed with strong ownership mentality and the ability to prioritize and complete tasks in low-supervision environments.
  • Ability to work independently and lead technical initiatives
  • Clear verbal and written communication skills, especially in documenting compliance and audit artifacts
  • Thorough with a strong focus on security, accountability, and process adherence
  • Active CompTIA Security+ certification (DoD 8570/8140 compliant) required
  • Hold an active Secret level security clearance by your start date and can ultimately obtain a Top Secret level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.

You'll go above and beyond our minimum requirements if you...
  • Prior experience supporting DoD or federal government systems
  • Experience with virtualization platforms (VMware, Hyper-V, or KVM)
  • Knowledge of Infrastructure as Code (IaC) and secure automation pipelines
  • Additional certifications (e.g., Microsoft, CISSP, CASP+)

Minimum Rate

$100,000 Annually

Maximum Rate

$245,000 Annually

About Johns Hopkins Applied Physics Lab

The Johns Hopkins University Applied Physics Laboratory (APL) is a research and development organization that provides solutions to national security and scientific challenges. The laboratory was founded in 1942 and is located in Laurel, Maryland. APL is a division of the Johns Hopkins University and is a not-for-profit organization. The laboratory has expertise in a variety of areas, including space exploration, national security, and healthcare.
Learn more about Johns Hopkins Applied Physics Lab
Size
7,000 employees
Industry
Information Technology
Founded
1942
* Ladders Estimates

Similar Jobs

Ad banner background

Get Ready For Your
Next Interview

More Jobs at Johns Hopkins Applied Physics Lab

More Aerospace & Defense Jobs

Find similar Senior Windows Administrator jobs:

NationwideLaurel, MD