Sr. Principal Windows/Linux Systems Administrator

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman’s Classified Solutions organization is seeking a well-qualified Windows/Linux systems administrator to join its dynamic team of technical professionals in Linthicum, MD. The selected candidate will be required to work on-site, full-time, at our Linthicum, MD campus; this is not a remote work opportunity. Roles and responsibilities will include but not be limited to the following: Serve as the IT Lead for a large, classified government contract(s), overseeing the effective maintenance and operational activities of the entire IT infrastructure including servers, desktop, and networking equipment. Perform as a senior technical resource for the rest of the System Administration team, to include mentoring and guiding junior level team members. Communicate effectively with all stakeholders in written and verbal formats. Ensure necessary IT projects are completed independently or assigned/delegated to others as necessary. Obtain and analyze internal and external customer requirements and recommend equipment and software as needed; periodically coordinate various vendor quotes necessary to procure equipment and software. Implement system enhancements that will improve the performance, reliability, and security of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management. Manage backup infrastructure and provide backup and recovery services. Manage virus protection on a routine basis as directed by policy. Maintain security audit and logging information on all classified networked and standalone computers as directed by the Cyber Security team. Create and maintain user and computer accounts and modify file permissions as directed by policy. Develop and maintain technical processes and procedures as needed. Provide technical support/expertise to other classified programs across the campus as needed.