ME00441-Mid-Senior System Administrator

Momentum Engineering, Inc., a Woman-Owned Small Business (WOSB), fosters an employee-centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission. Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives. Additionally, our workforce is equipped with industry-leading certifications, demonstrating a commitment to continuous learning and excellence. Most importantly, our exceptional employee retention rate reflects a culture of professional growth, mission focus, and dedication—ensuring long-term stability and expertise for our customers’ critical needs. Job Summary Seeking a Mid-Senior System Administrator that will be responsible for maintaining system administration support activities for a large complex network environment with geographically distributed systems The position entails supporting solutions for system engineering requests that meet operational needs as well as upgrading and maintaining capabilities The selected candidate must be comfortable working in a fast-paced environment with multiple air-gapped systems which have individual domains and supporting infrastructure, and with maintaining a complex IT environment with multiple logins and associated supporting storage and network infrastructure The role requires an energetic, focused, and driven individual who can adapt well to a changing environment The selected candidate must possess strong system administration and troubleshooting skills and must adapt quickly in working with the team to undertake various system administration network-centric tasking Primary Responsibilities The selected individual will be responsible for installing and administrating systems, applications, and processes, and for ensuring that all issues are identified and resolved in a timely manner Candidate will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently The individual will also perform security management and application performance optimization functions Additional responsibilities may include: Administration/sustainment of a system that provides a web-based application for storing, sharing, and distributing information Creating and maintaining complex server enclaves, including analyzing system scanning reports, patching, cert renewals, vulnerability management assessments, and active directory configurations Identifying and correcting hardware and software issues Responding to system administration, operations, and maintenance problems, and developing re-work solutions Creating and maintaining documentation of complex server/network environments to ensure that clear, concise and accurate information is readily available for incident resolution Communicating with users and external support personnel regarding system outages and upgrades and conferring with upper management regarding recommended resolution options Required Qualifications Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph Must have at least 8 years of relevant experience Must have experience as a systems administrator providing direct support to end users and technical staff (developers, testers, engineers, etc.) Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory Must have experience with Linux and Microsoft-based servers and workstations Must have experience with Windows 2019 Must have experience with OS and Application Hardening to include DISA, Best Practices, and High Assurance environments Must have experience with software/hardware deployment, patches, and operating systems, and basic system backup and restore functions Must have experience with and/or be familiar with SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus Must have experience with and/or have knowledge of Red Hat 7 and 8, and VMWare Must have experience with Apache Tomcat, IIS, and/or SQL server database Must have experience documenting and providing information for security accreditation and certification Must have a solid understanding of advanced security protocols and standards. Must have experience with Network Security Technologies (e.g. Multiple Domain, PKI, SSP, and Vulnerability Assessment) Must have experience with High Assurance platforms and application integration testing methods Must have experience with both Client and Server virtualization environments Must be able to lift up to 50 lbs Must have experience with installation, configuration, troubleshooting, and reimaging hardware. Must have experience with disk arrays, PowerShell and PowerCLI, KVMs, Must have knowledge of PKI systems which use HSMs to validate key and NTP for synchronization Must have experience optimizing system operations Must have a solid understanding of information security principles and practices Must have experience with or familiarity with software and security architectures Must have experience or familiarity with the following systems: Windows/Linux operating systems, VMware, and Networking: Switches, Routers, LANs, & cabling Must be able to support occasional day or short duration travel, if needed Desired Qualifications Bachelor's Degree or Master's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical field Proficiency with SQL Server desired Exempt hourly position. 11 paid holidays, minimum of 3 weeks PTO, company sponsored group medical plan, company paid dental, vision, life insurance, and STD/LTD plans. Salary is dependent upon the candidate’s experience and qualifications.

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