Sr. UNIX Systems Engineer

Company: CGI
Location: Radford
Posted on: April 4, 2026

Job Description:

Position Description: CGI Federal is looking for a UNIX system engineer to help support a program we are working on for the Army's PL ALTESS contract. PL ALTESS, or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a key U.S. Army organization providing IT services and support to the Army and Department of Defense. As a managed service provider, ALTESS delivers infrastructure, platform, and application services across data centers and commercial clouds. It plays a crucial role in modernizing IT systems by migrating them to the cloud and managing mission-critical applications to ensure Army readiness. ALTESS oversees IT service delivery across various hosting locations, aligning with Department of Defense digital transformation strategies as part of PEO Enterprise. This position is located in Radford, VA. Your future duties and responsibilities: This position is for a Senior UNIX System Engineer for 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 position 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. This position 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 to be successful in this role: a) CompTIA Security. b) Experience in Computer Science or IT. c) Computing Environment (CE) Certification (i.e., RedHat) – can be waived for 30 days after project join date. d) Active DOD Secret Security Clearance. e) Five or more years' experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. f) Three or more years' experience in patch management with understanding how to apply security updates to systems via YUM and RPM. g) 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. h) Three or more years' experience managing a large pool of local users through the use of the command line. i) Three or more years' experience creating, maintaining, following Standard Operating Procedures for repeatable processes, disaster recovery, and common problem resolution. j) Three or more years' experience configuring and maintaining key services such as DNS, SFTP, SMTP, and NTP. k) Strong interpersonal skills and willingness to be a team player. Desired qualifications/non-essential skills required: a) Bachelor's degree in computer science or equivalent years of experience. b) Three or more years' experience with SELinux – understand the basic and Page 61 of 77 ACQUISITION SENSITIVE advanced management and configuration of SELinux. c) Experience supporting Cybersecurity patch management and Security Technical Implementation Guides (STIG), Security Requirement Guides (SRG), RMF, Security Control Assessor-Validator (SCA-V), and Cyber Operational Readiness Assessments (CORA). d) Experience deploying large scale HW and SW systems enhancements and/or upgrades for an organization with widely distributed geographic sites. e) Experience with current and emerging network and infrastructure management technologies and business practices. CGI is required by law in some jurisdictions to include a reasonable estimate of the compensation range for this role. The determination of this range includes various factors not limited to skill set, level, experience, relevant training, and licensure and certifications. To support the ability to reward for merit-based performance, CGI typically does not hire individuals at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range for this role in the U.S. is $113,400.00 - $198,400.00. CGI Federal's benefits are offered to eligible professionals on their first day of employment to include: . Competitive compensation . Comprehensive insurance options . Matching contributions through the 401(k) plan and the share purchase plan . Paid time off for vacation, holidays, and sick time . Paid parental leave . Learning opportunities and tuition assistance . Wellness and Well-being programs CGIFederalJob LI-PC1 Skills: Network Patch Management Unix Linux What you can expect from us: Together, as owners, let’s turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because… You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction. Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team—one of the largest IT and business consulting services firms in the world. Qualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status or responsibilities, reproductive health decisions, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics to the extent required by applicable federal, state, and/or local laws where we do business. CGI provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation to apply for a job in the U.S., please email the CGI U.S. Employment Compliance mailbox at US_Employment_Compliance@cgi.com . You will need to reference the Position ID of the position in which you are interested. Your message will be routed to the appropriate recruiter who will assist you. Please note, this email address is only to be used for those individuals who need an accommodation to apply for a job. Emails for any other reason or those that do not include a Position ID will not be returned. We make it easy to translate military experience and skills! Click here to be directed to our site that is dedicated to veterans and transitioning service members. All CGI offers of employment in the U.S. are contingent upon the ability to successfully complete a background investigation. Background investigation components can vary dependent upon specific assignment and/or level of US government security clearance held. Dependent upon role and/or federal government security clearance requirements, and in accordance with applicable laws, some background investigations may include a credit check. CGI will consider for employment qualified applicants with arrests and conviction records in accordance with all local regulations and ordinances. CGI will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI’s legal duty to furnish information.

Keywords: CGI, Lynchburg , Sr. UNIX Systems Engineer, IT / Software / Systems , Radford, Virginia