Senior Systems Administrator

Koniag IT Systems, LLC, a Koniag Government Services (KGS) company is seeking a Senior Systems Administrator to support a Federal defense customer. This role supports secure and reliable enterprise technology services at Government facilities. The position is primarily on-site at Fort Belvoir, VA, and work assignments are based on customer mission needs and applicable access requirements. This position is for a future new business opportunity.   Benefits include medical, dental, and vision insurance, 401(k) retirement plan, paid time off, paid parental leave, life and disability insurance, flexible spending accounts, commuter benefits and tuition reimbursement.   The Systems Admin will provide senior technical leadership for secure enterprise systems administration, virtual infrastructure, identity management, storage, and hosted mission applications. Resolve complex availability, security, and recovery problems while guiding administrators and coordinating with network and cybersecurity teams. PRINCIPAL RESPONSIBILITIES Lead administration and sustainment of enterprise Windows server, identity, virtualization, and data center services. Engineer and troubleshoot complex VMware/ESX virtual infrastructures, resource utilization, failover, and availability. Administer Active Directory organizational units, account rights, DNS, TCP/IP, and directory-dependent services. Lead secure patching and remediation against DISA STIGs, vulnerabilities, and change-control baselines. Oversee storage/backup services and data recovery for critical hosted workloads. Analyze performance and major incidents across unclassified and classified systems within authorized facilities. Prepare architecture diagrams, configuration records, troubleshooting procedures, and RMF technical evidence. Coordinate service changes and restoration with Government network, security, and customer teams. Plan and validate major changes to enterprise server, storage, and virtualization infrastructure. Troubleshoot cross-platform service failures using monitoring, logs, capacity analysis, and root-cause techniques. Improve disaster recovery readiness, technical operating procedures, and secure configuration consistency. EDUCATION AND EXPERIENCE - REQUIRED Advanced enterprise Windows server, directory services, virtualization, and incident-resolution capability. Experience enforcing configuration baselines, security patches, and controlled administrative changes. Ability to perform advanced systems engineering independently and guide less experienced administrators. Proven ability to diagnose and resolve complex enterprise infrastructure failures independently. U.S. citizenship, a final Top Secret clearance based on a Tier 5 investigation, ICD 704 SCI eligibility, and appropriate SCI indoctrination by the start of performance, as applicable to the assigned duties and DD Form 254. REQUIRED SKILLS AND COMPETENCIES Advanced Windows and VMware administration. Identity and storage engineering. Security hardening, recovery and major-incident response. Ability to document Government-support work accurately and protect controlled or classified information under applicable policies. DESIRED SKILLS AND COMPETENCIES Experience with VMware, Microsoft endpoint infrastructure, enterprise SAN/storage, and Rubrik/NetApp products. Experience with DoD data centers and ATO/RMF sustainment. Industry certification relevant to Windows Server, VMware, or enterprise infrastructure. WORK LOCATION, HOURS AND TRAVEL This position is 100% on-site at a U.S. Army facility at Fort Belvoir, Virginia. Daytime work within assigned coverage schedules, with after-hours response for critical hosted services, data center incidents, or service restoration when required. Our Equal Employment Opportunity Policy: The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.   The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or to apply to a position on our website, please contact Heaven Wood via e-mail at accommodations@koniag-gs.com or by calling 703-488-9377 to request accommodations.   Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.  Equal Opportunity Employer/Veterans/Disabled. Shareholder Preference in accordance with Public Law 88-352