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Systems Engineer, Senior
Fairfax, VA
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Job Type
Full-time
Description
Diaconia is looking for a talented Systems Engineer (Senior) to join our Amazing team!If you're looking to join a company that truly appreciates you and your talents, look no further! At Diaconia, we are committed to serving and caring for our colleagues, our clients and our community. Our team is made up of talented individuals who appreciate having the opportunity to contribute their knowledge and experience to further the growth and development of our industry. Our ideal candidates embrace diverse thinking, enjoy partnering with others and are seeking to make a difference!We are currently searching for a new, full-time member for our team for the position of:Systems Engineer (Senior)***Active Secret - Top Secret Clearance Required No Exceptions** *


Position Summary

We are seeking a highly skilled Senior Systems Engineer to provide Tier 3 operational support and systems administration in a Windows Active Directory environment. The ideal candidate will have extensive experience supporting enterprise infrastructure, including server administration, security operations, backup solutions, and deployment technologies, within a classified and multi-domain environment.


Key Responsibilities
  • Provide Tier 3 support for servers, workstations, and applications in a Windows Active Directory environment.
  • Administer and troubleshoot Active Directory objects, including users, groups, OUs, and Group Policies.
  • Manage multi-domain Active Directory environments using PowerShell scripting for automation and administration.
  • Monitor server health and resolve alerts using System Center Operations Manager (SCOM).
  • Perform regular system maintenance, including patching and performance tuning across production and test environments.
  • Maintain Active Directory replication health and resolve performance bottlenecks.
  • Support security infrastructure using Group Policy, endpoint protection, and vulnerability scanning tools.
  • Create and maintain security policies, backup procedures, and system documentation.
  • Configure and manage CommVault and Windows Server Backup solutions.
  • Resolve issues and manage deployments using Microsoft SCCM, including:
    • SCCM 2012 hierarchy configuration and troubleshooting.
    • Integration with MDT 2012 for user state migration and system imaging.
    • Creation of custom reports for audit and compliance.
  • Administer and deploy McAfee ePO/ENS environments for endpoint protection.
  • Conduct infrastructure design, testing, and implementation for new technologies and system upgrades.
  • Ensure systems are secure and compliant by improving patching and update mechanisms.
  • Provide architectural solutions integrating network, data, and workstation requirements.
  • Maintain high service quality by adhering to established organizational standards.

***Active Secret or Top Secret Clearance Required No Exceptions***


Disclaimer "The responsibilities and duties outlined in this job description are intended to describe the general nature and level of work performed by employees within this role. However, they are not exhaustive and may be subject to change or modification at any time to meet the evolving needs of the organization
Requirements

Required Skills & Experience

  • Active Secret or Top Secret Clearance (mandatory).
  • 8+ years of experience supporting Windows server environments.
  • Strong expertise in Active Directory administration, including Group Policy and PowerShell.
  • Experience with SCCM, SCOM, and MDT.
  • Hands-on experience with CommVault, Windows Server Backup, and patch management.
  • Strong understanding of McAfee ePO/ENS for enterprise security management.
  • Experience with Citrix and Nutanix Acropolis infrastructure.
  • Solid understanding of enterprise IT architecture, system integration, and documentation best practices.

Preferred Qualifications:

  • Industry certifications (e.g., MCSE, MCSA, CompTIA Security+, CISSP).
  • Experience supporting classified environments and DoD systems.
  • Familiarity with cloud hybrid infrastructure solutions is a plus.
Applicant selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Diaconia is an Equal Opportunity Employer, Minorities/Females/Veterans/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.
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