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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Administrator Senior - Information Assurance - **Company:** Modern Technology Solutions, Inc. - **Location:** Dayton, OH, United States - **Experience:** Expert - **Salary:** $10,000.0 - **Contract:** Permanent contract - **Skills:** Secure Shell (SSH), Microsoft Windows, Software Applications, Cisco Hardwares, Cloud Computing, CompTIA Security+, Cyber Security, Computer Networks, System Configuration, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), Identity and Access Management, Information Security Management, Interoperability, Multi-protocol Systems, Python (Programming Language), Network Security, Network Configuration and Change Management, Routing, Open Shortest Path First (OSPF), Windows PowerShell, SAP (Applications), Software Engineering, Software Systems, Network Switches, Network Routers, Computer Networking Systems, File Transfer Protocol (FTP), System Availability, Juniper, Information Technology, Nessus, Splunk, Vulnerability Analysis, Vmware - **Published:** June 5, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=cc43ab05d6f961e6 ## About the Role Do you have experience in Vuls?, * Possess minimum of 5 years of relevant work experience; 10+ years of experience is preferred. * Have no less than three (3) years' experience in a Special Access Program (SAP) and/or Sensitive Compartmented Information (SCI) environment within the last five (5) years * Minimum of 5 years of experience in system administration or related roles * Hands-on expertise in designing and managing IT systems in operational environments * Strong understanding of DoD cybersecurity and information assurance requirements * Technical Expertise: * Proficiency with Windows, Linux, and/or VMware administration. * Knowledge of network security principles and tools. * Experience with DISA STIG implementation, RMF compliance processes, and vulnerability assessment tools (Nessus, Splunk, HBSS). Education: * A Master of Arts/Master of Science/Master of Engineering MA/MS/ME degree * Years of experience may be considered in lieu of a masters degree Security Clearance: * Active Top-Secret Security Clearance with ability to obtain SCI * Must be a U.S. Citizen * Certifications and Technical Expertise/Experience: * DoD 8570 IAM Level II or III certification (e.g., CISSP, CAP, CISM). * Certifications such as Security+, CompTIA Security+ or equivalent preferred * Knowledge of TCP/IP fundamentals (DNS, DHCP, FTP, SSH, IP CONFIG) * Experience in Technical Support, Cloud Computing, Information Security, and Compliance * Installing, configuring, and managing network switches and routers (versed in OSPF, MPLS, SDN, routing/switching on Juniper and Cisco hardware platforms) Desired Qualifications: * In-depth experience supporting government environments, especially within the DoD. * Advanced scripting skills for task automation (e.g., PowerShell, Python). * Ability to multitask, prioritize, and manage time efficiently * Experience working in a DoD program or product acquisition office or environment ## Description Modern Technology Solutions, Inc. (MTSI) is seeking a Senior Systems Administrator / Information Assurance professional to support our customer at Wright-Patterson Air Force Base (WPAFB) in Dayton, OH. This role is responsible for designing, maintaining, and monitoring networks, implementing and managing systems, applications, security protocols, and network configurations. The System Administrator resolves network performance issues, applies upgrades, patches, and installs new applications and equipment while delivering technical support and guidance to users. The candidate will also perform information assurance duties to ensure compliance with cybersecurity standards and regulatory requirements. Responsibilities: * Plan, coordinate, and install applications software and hardware for multiple classified networked systems * Administer and maintain assigned multiple systems * Develop, review, and modify changes to schedule of operations for successful day- to-day operations * Optimize the functionality and performance of hardware and software systems and ensure availability, integrity, efficiency, and reliability of servers * Identify system problems that are of an unusual or complex nature and develop corrective actions * Design data products, processes, or programs that enhance functional area management and provide for increased organization optimization of IT processes * Implement formal Information Systems Security Plan while also enforcing Information System Security policies * Oversee the installation and configuration of applications software and the establishment of user environments * Troubleshoot and analyze unusual or complex hardware and software malfunctions to resolve physical and logical processing problems and recommend acquisition of equipment, software and/or hardware which will resolve operational problems * Continually survey system operation to identify and anticipate potential problems which could lead to loss or serious interruption or compromise of system availability * Identify corrective or preventive procedures and take actions to rectify immediate problems and prevent future occurrences * Develop proposals to enhance operational use of systems hardware and software and keep abreast of technological advances to ensure continuous optimum service * Apply innovative techniques and seasoned judgment to assist management in identifying areas where IT systems can reduce or eliminate labor- and time- intensive manual processes * Analyze and diagnose system failures to isolate sources of problems. Performs testing, troubleshoots, and corrects complex or unusual problems involving interface and interoperability of system components such as hardware, systems software, and applications programs * Manage installation of system patches and enhancements/updates and ensure system integrity is not compromised * Develop standard procedures for account establishment, system maintenance, and system recovery * Ensure maintenance and upgrade procedures are established in such a war as to minimize disruption to normal business functions of organization within the installation. This includes ensuring scheduled backups of servers and the application of upgrades or system patches will have minimum impact ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know)