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Senior Windows System Administrator with Security Clearance

CyberCore TechnologiesAnnapolis Junction, MD🇺🇸United StatesPosted 31 Aug 2026

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Annapolis Junction, MD, United States
Posted
Yesterday
SAFeShellActive DirectoryAgileAnsibleDNSPKIPowerShellVMware

Job Description

Cybercore is looking for a Senior Windows System Administration to join a high-performing Agile team operating within the Scaled Agile Framework (SAFe) in support of a complex, fast-paced program. In this role the selected candidate will provide daily systems administration and operations and maintenance support across multiple systems with a broad geographic footprint. Key responsibilities include responding to system engineering requests that support operational requirements, as well as engineering, deploying, and sustaining new capabilities within the environment.

Primary Responsibilities

  • Maintaining multiple virtual server clusters and addressing system scan findings, vulnerability management patching, and Active Directory configuration issues.
  • Using enterprise monitoring tools to detect, assess, and respond to alerts.
  • Providing technical support to partner workgroups on overlapping efforts while maintaining strong interdepartmental collaboration.
  • Managing Information Assurance Vulnerability Alerts (IAVAs) and system security scanning in accordance with applicable System Security Plans, ensuring vulnerabilities are identified and remediated quickly and accurately.
  • Initiating IAVA responses and system security scans, completing remediation actions, deploying patches and security updates to designated sites, and executing monthly security scans.
  • Identifying and resolving hardware and software problems.
  • Proactively notifying customers when test infrastructure delays may affect their ability to complete business functions on time and communicating system outages and publishing status updates to users, as needed.
  • Authoring and maintaining clear, accurate, and concise documentation.
  • Responding to calls and emails in a timely and professional manner.
  • Planning and implementing IT enhancements and supporting project-related work.
  • Responding to system administration, operations, and maintenance issues on an on-call basis when required.

Required Skills

  • Must have at least 7 years of Windows administration experience.
  • Must have at least 7 years of experience in information security management, with demonstrated expertise in security governance, risk management, compliance, and operational security functions.
  • Must have at least 5 years of experience with each of the following:
  • Implementing and managing Windows Active Directory and DNS environments
  • Creating and managing Group Policy Objects (GPOs)
  • Microsoft SCCM
  • Microsoft Exchange administration and Exchange Management Shell
  • Must have experience with Windows Command Line, PowerShell, and PowerShell scripting.
  • Strong understanding of advanced security protocols, standards, and information security principles is a must.
  • Experience with software and security architectures.
  • Hands-on experience with IAVA management.
  • Hands-on experience supporting users, optimizing system operations, and monitoring enterprise IT systems.
  • Commitment to best practices, including compliance with maintenance windows and change control procedures.
  • Familiarity with Windows and Linux operating systems, VMware, and networking technologies including switches, routers, LANs, and cabling.
  • Must have strong analytical skills, attention to detail, and the ability to work effectively both independently and as part of a team.

Desired Skills

  • Bachelor's degree in Computer Science, Information Technology, or a related technical field and 12 years of prior relevant experience.
  • Experience documenting and supporting security accreditation and certification activities.
  • Experience with network security technologies, including multi-domain solutions, PKI, SSPs, and vulnerability assessments.
  • Experience with data center design and configuration, including rack-and-stack, power planning, and equipment placement.
  • Experience with VMware.
  • Experience using automation tools such as Ansible or SaltStack.
  • Experience serving in a System Administrator role supporting software configuration management and development environments. Additional Details At CyberCore, we believe in taking care of our employees both inside and outside the workplace. Our comprehensive benefits package includes:
  • Health Insurance to ensure you and your family stay healthy and well.
  • Dental and Vision Insurance for preventive and routine care.
  • Basic Life Insurance and Disability Insurance to provide peace of mind for you and your loved ones.
  • Paid Holidays and Paid Time Off (PTO) to help you relax, recharge, and enjoy life.
  • Paid Parental Leave for new parents to focus on family.
  • Tuition Reimbursement to support your professional growth and education.
  • A 401(k) plan with a company match to help you plan for your future.
At CyberCore, we are committed to fostering a supportive and enriching environment where you can thrive both personally and professionally. The salary range for this role is $188,000 - $210,000. This range is a good-faith estimate that reflects various experience levels. At CyberCore, we consider multiple factors when determining compensation, including the specific role and its responsibilities, the candidate's professional experience, geographic location, education, and relevant skills. This range is not a guarantee of salary, as final compensation may also be influenced by contractual requirements and other considerations. Equal Employment and Diversity CyberCore has, on many occasions, expressed support and commitment to the principles of diversity and equal employment opportunity. It is CyberCore's policy to recruit, hire, train, and promote individuals, as well as administer all personnel actions, without regard to race, color, national or ethnic origin, pregnancy, age, religion, disability status, sex, sexual orientation, gender identity and expression, veteran status, genetic information or any other characteristic protected under applicable federal or state law. CyberCore will not tolerate unlawful discrimination, and any such conduct is prohibited. CyberCore is committed to ensuring that CyberCore's workforce and volunteers reflect America's diverse population. CyberCore knows that such diversity will enrich the company with the talent, energy, perspective, and inspiration we need to achieve our mission.

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