Space Ground System Solutions has an immediate full-time opening for a Principal Software Engineer. The position will be responsible for development of common ground software for satellite command, control and telemetry monitoring. JOB RESPONSIBILITIESExperience with C2 systems.Leadership experienceDevelop software using C/C++/golang in a RHEL Linux environmentDesign and implement software for large-scale command and control systemsTroubleshoot and report software anomaliesWork in a team environment, leading a small team of developersApply agile development practices and techniques to adapt rapidly to changing requirements and schedules REQUIRED SKILLS AND QUALIFICATIONSMust have an active DoD Secret security clearance Must be a U.S. citizenBachelor's Degree in relevant field (i.e., Computer Science, Software Engineer, Information Technology)Ten (10) or more years of software engineering/development experience using in a Linux environmentProficiency developing and testing software in a Linux environmentKnowledge of industry practices, techniques and standardsProficiency with programming languages C, C++, Python.Proficiency with UI'sSolid understanding of networking technology, TCP/IP and common internet application protocolsProficiency developing and testing software in a Linux environmentKnowledge of industry practices, techniques and standardsProficiency with programming languages C, C++, Python.Proficiency with UI'sSolid understanding of networking technology, TCP/IP and common internet application protocols PREFERRED SKILLS AND QUALIFICATIONSExperience with Satellite Ground Systems, Ground System Operations, or Satellite Operations Experience using Red Hat Enterprise Linux (RHEL) Excellent troubleshooting skillsExperience documenting test results for corrective actionsExperience using software configuration management tools (examples: git, BitBucket, Jira, etc.)Experience interacting with databases (examples: MySQL, MariaDB, MongoDB, Redis, etc.)Experience writing scripts (examples: shell scripting, python, PERL, etc.)Familiarity with virtualization and cloud technologies (examples: AWS, OpenStack, VMware, RHEV, etc.)Familiarity with web technologies (examples: HTML, CSS, React, REST, JSON, WildFly, etc.) Familiarity with messaging servers (examples: ActiveMQ, RabbitMQ, WebSphereMQ, ZeroMQ, GMSEC, etc.) Space Ground Systems Solutions (SGSS), a wholly owned subsidiary under the Parsons Corporation, is passionate about making our nation the undisputed leader in Space because we understand that ensuring our security for future generations depends on it. We have emerged as a leader in the development of cutting-edge solutions for the Department of Defense and Intelligence Community. Our tremendous success can be attributed to our people and our priorities. Do you want to be part of a team that is helping the government solve major national security challenges in the space domain? We need your help.SGSS believes in taking care of their employees by offering:ALL benefits fully funded, for your entire familythis includes Medical/Dental/Vision/Group Life/STD/LTD - no employee premiumsSGSS funded HSA (Health Savings Account) provided with SGSS funding the maximum amount allowed by the IRSRetirement Savings Plan (RSP/401k) with a 20% annual company contribution - no employee contribution required=======================================================Applicants selected for this position will be subject to a government security investigation and must meet eligibility requirements for access to classified information or applicants who are eligible for security clearances. SGSS is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.If the offer is accepted for this position the candidate would be required to successfully complete drug screen and background check.