Sr. Principal System Administrator Location Annapolis Junction, MD Job Code 2219 # of Openings 1 Apply Now (https://phg.tbe.taleo.net/phg02/ats/careers/v2/applyRequisition?org=DCCAMD&cws=39&rid=2219) DCCA is a veteran-owned IT business specializing in providing innovative solutions to a variety of government agencies and commercial enterprises since 1982. DCCA is proud to offer career growth opportunities and a competitive compensation and benefits package. Visit our website at: www.dcca.com Senior Principal System Administrator Candidate must have an active TS/SCI with Poly to be considered For over 40 years, DCCA has provided a broad range of IT services to government agencies and commercial enterprises, helping them to feel confident in their IT infrastructure. With DCCA, these organizations can be confident in the flexibility and skill of their IT partners, allowing them to upgrade their technology quickly and efficiently. Better yet, thanks to DCCA’s successful track record, clients can rest assured knowing DCCA can tackle any problem with ease, allowing them to focus on the work that matters. Internally, DCCA prides itself on a culture built on integrity and inclusivity, allowing its employees to build lasting skills and relationships. As a veteran owned business, DCCA knows the importance of recruiting employees with a wide range of backgrounds, allowing for every problem to be approached by a diverse array of perspectives. Join us and be part of a team that has a people first mentality and a dedication to excellence. Key Tasks: + DCCA is seeking a Senior Principal Linux System Administrator to work on an operations team providing systems administration for NiFi systems, system architecture, system testing and maintenance support. Work well with a group of other engineers on technical projects. Analyze all parts of a system and make sure each component is acting as it should, and how they interact with each other. This support will include system configuration and monitoring, NiFi dataflow configurations, troubleshooting, and taking corrective actions necessary to maintain the operational readiness of DDS operations. The System Administrator will configure and maintain production and pre-production servers and systems, and when authorized, research and initiate the purchase of IT equipment, facilitate equipment transfers and identify Power, Space and Cooling (PSC) requirements. The SE will also provide User Support for NiFi to include phone and email support, optional training and outreach. Provide hands-on system administration support as part of a team performing system maintenance and operations support of primarily Linux servers, to include services such as VMWare, VDI, DNS/DHCP, File, virus protection, application installation, and other like services. Additional responsibilities include monitoring and initial troubleshooting of Linux based systems. Team duties include performing the basic day-to-day 24/7 system administration tasks, implementing NiFi software releases, performing system upgrades, evaluating and installing patches, and resolving software-related problems associated with Linux. Provide general troubleshooting on the Client’s systems, maintain operational data and monitor system configuration to ensure data integrity. Perform file and repository restores as required. Maintain all server rack elevation spreadsheets documentation. Coordinate hardware maintenance and repairs with customers when needed. Assist in the overall modernization of the enterprise. Required Skills: + Dataflow experience working complex dataflow using NiFi + Solid knowledge of Network Protocols + Experienced customer support + Minimum 19 years of Systems Administration experience administering user accounts, performing server subsystem configuration, network management, installation of software, performing backups, configuration management, and general system maintenance + At least 19 years of experience with cross platform system administration (Linux, Solaris, Windows) + Understanding of fundamental networking and distributed computing environment concepts, Microsoft Windows and Linux desktop systems, performance tuning and capacity planning of servers (hardware and software levels) + Ability to write VBScript/Perl/Shell scripts + Experience using NIS or Active Directory for cross platform management + Experience with server virtualization + Experience managing power, space, and cooling issues Desired Skills: + Practiced with scripting using Python, Bash and Perl and system administration automation + Assist in the overall modernization of the enterprise + Experience with implementing and designing hardware architecture + Linux know-how with performance tuning (tweaking kernel level settings for TCP session optimization) + Experience with NiFi functionality + Understand analytical needs and requirements + Familiar with the installation and configuration in a FOSS/COTS/GOTS environment, experience with SALT functionality preferred + Participate in analyzing new hardware/software needs and to participate in Client requirements reviews and meetings pertaining to customer issues At DCCA, we believe the key to providing our clients with unrivaled services starts with retaining top talent, something we’re able to do through our consistent commitment to building culture and comprehensive benefits. Competitive Compensation: While salary at DCCA is determined by various factors, we are committed to making sure our salaries reflect the skill and expertise of our employees. In addition, each year we perform an annual salary review ensuring pay is equitable across both the company and industry at large. Growth Opportunities: DCCA makes it a priority to help you grow and support your career advancement. From upskilling programs to recertification support, to professional development opportunities, we’re here to help you grow your career and create lasting relationships. Emphasis on Inclusivity: DCCA’s culture emphasizes respect, equity, and opportunity and is supported by an array of business resource groups and other opportunities for connection. Empowering Health: DCCA’s benefits which encompass healthcare, paid time off, and flexible 401(k) options encourage you to live a healthy and fulfilling life, both in and outside of work. Learn more about our total benefits package on our Benefits page (https://www.dcca.com/career/benefits) . Mission Focused Work: From the defense industry to health IT management, DCCA allows you to work on innovative projects whose outcomes improve people's lives and solve today’s IT problems. DCCA is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected veteran status, or disability status.