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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior System/Network Administrator (Onsite) - **Company:** Collins Aerospace - **Location:** Fulton, MD, United States - **Experience:** Expert - **Salary:** $95,500.0 - $181,700.0 - **Contract:** Permanent contract - **Skills:** Proxmox, Microsoft Windows, Cloud Computing, CompTIA Security+, System Configuration, Dynamic Host Configuration Protocol, DevOps, Domain Name System (DNS), Hyper-V, Networking Hardware, Linux System Administration, System Center Configuration Manager, Networking Basics, Network Administration, Citrix Systems, Public Key Infrastructure, Windows PowerShell, Red Hat Enterprise Linux, Software Engineering, Virtual Local Area Networks, Virtualization Technology, Containerization, Information Technology, National Industrial Security Program Operating Manual (NISPOM), Cyber Warfare, Web Trends, Vmware - **Published:** July 2, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=07bed785c96f9553 ## About the Role We are seeking a Senior Systems/Network Administrator with a current/active US Secret security clearance to work onsite in Fulton, MD. As a member of the team, you will assist in implementation and integration of IT solutions and infrastructure deployments that enhance resiliency and availability of critical services and maintenance of existing technologies deployed throughout the enterprise; building and patching systems; troubleshooting program lab environments; hardening systems per cyber compliance requirements. Additionally, performing network administration by building and deploying new networks, and refining and/or providing troubleshooting expertise to diagnose issues that may present itself within lab environments. Strong communication and interpersonal skills are critical to convey information in a tactful manner and at the technical proficiency of the audience and keeping up to date with current technology trends and future innovations., * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience. * CompTIA Security+ Certification or eligible to achieve certification. * Understanding of system hardening and security compliance through NISPOM, DISA STIGs, NIST 800-171, including implementation, adherence, and auditing/assessment against control families * Active and transferable U.S. government issued Secret security clearance is required prior to start date. * U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer: * Highly motivated with the ability to provide creative solutions to complex problems. * Ability to lift up to 25 lbs. for racking equipment. * Ability to communicate well in oral and written form. * Self-driven and highly motivated with strong problem-solving skills. * Familiarity with Container technologies, Cloud technologies, DevOps concepts, and/or software development experience. * Proficiency with scheduling and prioritization of workloads based on numerous factors such as schedule, resource availability, and on-demand requests from escalated tickets or emergent requests. * Proficiency in scripting via bash and/or Powershell. * A Microsoft Certified Systems Administrator (MCSA), RedHat Certified Systems Administrator (RHCSA), VMWare VCP, or other industry relevant certifications. ## Description * Windows and Linux system administration of enterprise wide or program/lab related systems, including setting up new and/or maintaining existing environments. * Administration or support of virtualized environments leveraging a range of technologies including VMWare, Hyper-V, Citrix, and Proxmox. * Administration or support of enterprise domain environments, including Group Policy, SCCM, PKI, DHCP, and DNS. * Basic network administration of network appliances, implementation of new ACLs of VLANs for a given environment. * Documenting and reporting of overall system configuration and adherence to any hardening requirements (such as CIS, DISA STIG, NIST, etc) for a given environment and working with Solipsys Cyber Operations group as required for vulnerability mitigations, incident response, and/or compliance efforts. * Assisting in implementation and integration of COTS solutions and infrastructure deployments that enhance and address Information Technology related projects to provide new capabilities or services, in addition to management and compliance of existing security technologies deployed throughout the enterprise. * Collaborating with team members to leverage skills and knowledge of enterprise IT solutions to develop, and design future technology solutions to ensure they are consistent with enterprise architecture security policies. * Staying up to date with current technology innovations. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Hacking MSSQL on Cloud. All of them. How I became sysadmin on Azure, AWS, GCP and Alibaba.](https://www.wearedevelopers.com/videos/100339-hacking-mssql-on-cloud-all-of-them-how-i-became-sysadmin-on-azure-aws-gcp-and-alibaba) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) ## 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) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [DevOps Engineer Salary [2023]](https://www.wearedevelopers.com/magazine/203-devops-engineer-salary-2023)