Senior Unix Systems Engineer

Company: JANUS Research Group
Location: Radford
Posted on: April 1, 2026

Job Description:

This position is contingent upon contract award. Candidates must have an active Secret clearance and verify, before applying, that you meet the minimum requirements of the position. JANUS Research Group is seeking a Senior Unix Systems Engineer to support the IT Services and Support (ITSS) requirements for the U.S. Army Product Lead Acquisition, Logistics, and Technology Enterprise Systems and Services (PL ALTESS) requirement, in support of the Program Executive Office Enterprise (PEO Enterprise) in Radford, VA. The Senior UNIX System Engineer will support a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. This position will work with the existing UNIX team to manage, maintain, deploy, troubleshoot and support servers for a mixed customer environment. This position will plan, execute and implement new system HW and SW and create and maintain team technical instructions, operating procedures and policies as needed. This position will need to be adept at monitoring and tuning system performance, ongoing operation of the servers, hardening of the servers and reporting of the overall security and operational status. The Senior Unix System Engineer will also recommend improvements to the enterprise and manage new SW/HW integrations when required while also providing utilization reports using existing tools to identify problems and corrective actions as needed. The position will need excellent communication and team skills. This position will provide support towards the lifecycle of a mixed environment of vendor equipment in the datacenter to include firmware version control and periodic preventive maintenance and will also need to be able to recommend, demonstrate, and implement technologies to help expand, upgrade, and increase efficiency to the current environment. REQUIRED QUALIFICATIONS: CompTIA Security. Experience in Computer Science or IT. Computing Environment (CE) Certification (i.e., RedHat) or the ability to obtain Active DOD Secret Security Clearance. Five or more years' experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. Three or more years? experience in patch management with understanding how to apply security updates to systems via YUM and RPM. Three or more years? experience working in an environment with complex networks while demonstrating experience using VLANs, troubleshooting tools such as ifconfig, netstat, ssh and telnet as well as how to harden a system using firewalld/iptables and hosts. Three or more years? experience managing a large pool of local users through the use of the command line. Three or more years' experience creating, maintaining, following Standard Operating Procedures for repeatable processes, disaster recovery, and common problem resolution. Three or more years? experience configuring and maintaining key services such as DNS, SFTP, SMTP, and NTP. Strong interpersonal skills and willingness to be a team player. DESIRED QUALIFICATIONS: Bachelor's degree in computer science or equivalent years of experience. Three or more years? experience with SELinux ? understand the basic and advanced management and configuration of SELinux. Experience supporting Cybersecurity patch management and Security Technical Implementation Guides (STIG), Security Requirement Guides (SRG), RMF, Security Control AssessorValidator (SCA-V), and Cyber Operational Readiness Assessments (CORA). Experience deploying large scale HW and SW systems enhancements and/or upgrades for an organization with widely distributed geographic sites. Experience with current and emerging network and infrastructure management technologies and business practices. JANUS strives to provide opportunities for career growth through training and development. We also offer an attractive comprehensive benefit package to include health and welfare plans and financial products. As part of a total rewards program, employees can benefit from our referral bonus program, and other various employee awards. JANUS Research Group takes pride in our benefit package and rewards program which has earned us the certification of a Great Place to Work ? JANUS Research Group provides reasonable accommodation so that qualified applicants with a disability may participate in the selection process. Please advise us of any accommodations you request to express interest in a position by e-mailing: Judy Pagac, Chief Human Resources Officer at judy.pagac@janusresearch.com or calling (706) 364-9100. Please state your request for assistance in your message. Only reasonable accommodation requests related to applying for a specific position within JANUS Research Group will be reviewed at the e-mail address and phone number supplied. Thank you for considering a career with JANUS Research Group. JANUS Research Group participates in the Electronic Employment Verification Program. Please click the E-Verify link below for more information. E-Verify JANUS Research Group is an equal opportunity/ affirmative action employer. It is company policy to provide equal opportunity in all areas of employment practice without regard to race, color, religion, sex, sexual orientation, national origin, age, marital status, veteran status, citizenship, or disability. This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a) and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities and prohibit discrimination against all individuals based on their race, color, religion, sex, or national origin. Moreover, these regulations require that covered prime contractors and subcontractors take affirmative action to employ and advance in employment qualified individuals without regard to race, color, religion, sex, national origin, protected veteran status or disability.

Keywords: JANUS Research Group, Winston-Salem , Senior Unix Systems Engineer, IT / Software / Systems , Radford, North Carolina