Sr. Principal Network Administrator - Polygraph Linthicum, MD
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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 Chief Information Office is seeking a Network Administrator in the Linthicum, MD area.

The selected candidate will be required to work on-site, full-time, with time split between our Linthicum, MD and Annapolis Junction, MD campuses . Roles and responsibilities will include but not be limited to the following:

  • Maintain smooth operation of classified network.

  • Plan, design, configure, and install network hardware in support of customer requirements.

  • Maintain technical expertise in all areas of networks and computer hardware and software interconnection and interfacing, such as routers, multiplexers, firewalls, switches, gateways, etc.

  • Propose solutions to management to ensure all communications requirements based on future needs and current usage, configuring such solutions to optimize cost savings.

  • Create and ensure that appropriate network documentation exists, including operational instructions.

  • Provide regular monitoring and network analysis regarding short- and long-range planning for in-house systems.

  • Perform troubleshooting analysis of network infrastructure and associated systems.

  • Install and configure Cisco routers, switches, and firewalls.

  • Implement and troubleshoot LAN technologies such as VLANs, Trunking (port tagging), Spanning-Tree, and Port Security.

  • Provide third-level support and troubleshooting of network problems.

  • Design and implement an enterprise network.

  • Ability to lift equipment weighing up to 40 pounds.

Basic Qualifications:

  • Associate's degree and 11 years of experience, or Bachelor's degree and 9 years of experience, or Master's degree and 7 years of experience; a High School diploma or equivalent and 13 years of experience may be considered in lieu of a completed degree.

  • Active DoD Top Secret/SCI with Polygraph security clearance.

  • Current IAT Level II certification (ie. Security+CE) or greater.

  • Experience designing and maintaining LAN & WAN based networks.

  • Experience with managing routing protocols on large LAN environments.

  • Experience with Cisco hardware and setting up switched networks.

Preferred Qualifications:

  • Bachelor's or Master's degree in IS related field.

  • Previous experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis, and system architecture design.

  • Demonstrated strong leadership skills.

  • Demonstrated experience in the use of network analysis tools (i.e. WireShark, Opnet, etc.).

ESNetAdmin

Salary Range: $112,300 - $176,500

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The health and safety of our employees and their families is a top priority . The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/ .

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO . U.S. Citizenship is required for most positions.

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