Systems Administrator IV

IT Services Program SupportThis position supports an IT Services program within the Department of Justice, providing a range of IT services, including help desk support, Windows engineering and maintenance, cybersecurity, and cloud technologies. The role involves fostering a DevOps culture and collaborating with development, product, and QA teams in a dynamic environment supporting data pipeline and machine learning services.ResponsibilitiesConfigure and troubleshoot Windows Server operating systems in support of Active Directory, DNS, and Certificate Authorities.Manage and maintain Active Directory systems.Understand DNS, Certificate Authority, and Authentication Services such as ADFS, SAML, SSO, and OKTA.Apply STIG and VPR adjustments as required.Manage the certificate environment to ensure timely issuance and installation of certificates without outages.Develop scripts to monitor and check the health of Active Directory, DNS, and Certificate Authorities.Design, develop, and support scalable infrastructure, including physical, virtualized, and cloud environments.Install, configure, and manage a Windows-based Certificate Authority server.Install, configure, and maintain group management policies, including role-based management.Set up administrator and service accounts, maintain system documentation, tune system performance, and install system-wide software.Apply NIST and DISA security controls and security hardening changes based on best practices.Validate and implement critical system patches and allocate directory storage space.Improve existing infrastructure to incorporate the latest technology best practices and cross-application integrations.Collaborate with engineering teams and system owners to influence design and architect solutions in multi-tiered environments.Manage individual project priorities, deliverables, and deadlines.Produce clear documentation for delivered solutions.Required QualificationsBS in Computer Science, Systems Engineering, or a related technical field, or equivalent experience with at least 8 years in systems engineering or administration (6 years with a MS/MIS Degree).Experience orchestrating workflows to execute at predefined times, including workflows with data dependencies.Proficiency in DevOps tools and scripting languages, including PowerShell.5 years of experience with Directory services (Microsoft Active Directory, Entra ID/Azure AD), Certificate Administration, and DNS.4 years of experience providing Tier II & III Windows support for Windows OS.3 years of experience with ADFS, OKTA, or other Authentication services.Experience managing certificates and certificate authorities like Microsoft, Digicert, Entrust/Sectigo, and SSL.com.Ability to work well with people from various disciplines with varying degrees of technical experience.Ability to work well without constant supervision.Ability to express complex technical concepts effectively, both verbally and in writing.Desired QualificationsExperience establishing large computer clusters.Experience in continuous configuration automation (CCA) methods for deploying and managing infrastructure and application resources.Experience in cloud-based technologies such as Entra and AWS, integrating Windows services (AD, ADFS) in a cloud architecture.Networking (TCP/UDP, ICMP, and DNS, etc.), infrastructure services, and security experience.CompTIA Security+Microsoft Certified Professional3 years of patching servers, backups, and permission management.4 years of experience in an operations role.Government contracting experience, particularly with the DOJ.DOJ or DOD ClearanceWork EnvironmentThis is a remote position with the primary work location in Washington, DC. Some travel may be required based on program needs and requirements.Benefits PEAK's benefit offerings available for our associates include medical, dental, vision, Flexible Spending Account (FSA), Dependent Care Savings Account (DCA), and 401K plan. PEAK believes that taking care of our team is essential for success and we are proud to provide benefits that enhance both your well-being and your future. Additionally, our associates may be eligible for Paid Sick Leave as required by Federal, State, or local laws.Equal Opportunity Employer (EEO) PEAK Technical Staffing is committed to creating a diverse and inclusive environment and is proud to be an Equal Opportunity Employer. PEAK does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status, or any other characteristic protected by applicable law. All employment decisions are made based on qualifications, merit, and business need. We encourage all individuals to apply.Americans Disabilities Act (ADA) The physical and mental requirements described in this job description are representative of those that must be met by an employee to successfully perform the essential functions of the position. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions. Must be able to perform the essential physical functions of the position, including sitting, standing, walking, stooping, kneeling, and lifting up to 25 pounds, with or without reasonable accommodation.