{"id":2246439,"url":"https://alion.io/job/scytalys-systems-engineer-devsecops","title":"Systems Engineer (DevSecOps)","company":{"id":4382604,"name":"SCYTALYS","domain":"scytalys.com","url":"https://alion.io/company/scytalys","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":null},"role":"Security","role_family":"Security","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Néo Psychikó, Greece"],"countries":["GR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":28000,"max_usd":67000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":629},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"Configuration Management","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"TCP/IP","optional":false},{"name":"Terraform","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false},{"name":"PKI","optional":true}],"status":"live","first_seen_at":"2026-10-11T02:05:50Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-10-12T07:04:28Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"EFA GROUP comprises companies in Aerospace, Security, Defense, and Industrial Cooperation with a solid international presence. EFA GROUP currently employs more than 400 people, the majority of whom are engineers and scientists. Headquartered in Greece, the Group maintains a strong international presence across Europe (Cyprus, Belgium, Switzerland, Estonia, and Germany), Asia (Singapore, Indonesia, and South Korea), the Middle East (UAE), and the United States, serving customers in 34 countries worldwide.\nThe GROUP includes EFA VENTURES (Supply Chain Management and integrated services), AEROSPACE VENTURES (Industrial Participation and related services), SCYTALYS (Systems Integration and Software), ES SYSTEMS (MEMs & IoT Integration), EPICOS (Global Defense B2B Information Platform), UCANDRONE (Unmanned Systems), AETHER AERONAUTICS (Target Drones), STHENOS AI (Intelligence Solutions), THYREOS CYBER (cyber security) , SUPERIOR AIR (aviation services and specialized aerial missions), SSMART (defense hardware - software production and services).\nSCYTALYS is a leading defense software development and systems integration company, founded in Greece in 1993. Serving customers in the Aerospace, Defense, and Security sectors, the company delivers advanced software solutions focused on interoperability, situational awareness, and mission effectiveness. Its expertise spans Tactical Data Links, Command & Control (C2/C4I) Systems, Training, Testing & Simulation, and Surveillance & Reconnaissance solutions.\nThe Role\nSCYTALYS is currently looking for a skilled Systems Engineer (DevSecOps) to build, secure, and maintain Windows and Linux environments supporting mission-critical applications. The successful candidate will be responsible for system administration, infrastructure automation, security hardening, and ensuring the reliability and performance of enterprise platforms.\nKey Responsibilities\nConfigure, maintain, and optimize Windows Server and Linux operating systems\nDesign and implement secure system configurations, hardening baselines, and access controls\nInstall, configure, and support operating systems, services, storage, and application prerequisites across physical and virtual environments\nManage patching, upgrades, vulnerability remediation, and operating system lifecycle activities\nConfigure and troubleshoot network connectivity, including TCP/IP, DNS, routing, and firewalls\nManage system security controls, including endpoint protection, certificates, service accounts, and permissions\nImplement monitoring, logging, and observability solutions for infrastructure and applications\nSupport backup, recovery, high-availability, and disaster recovery processes\nAutomate provisioning, configuration, and administration tasks using PowerShell, Bash, Python, and Ansible\nCollaborate with engineering and security teams to improve automation, standards, and operational practices\nRequirements\n3+ years of experience administering Windows and Linux systems in production environments\nBSc degree in Computer Science, Informatics, Electrical/Electronics Engineering, or a related field\nStrong expertise in Windows Server and Linux administration\nProficiency in PowerShell and Bash scripting\nExperience with automation and configuration management tools such as Ansible\nExperience with Infrastructure as Code tools such as Terraform is considered a plus\nGood understanding of system hardening, access controls, vulnerability management, and security best practices\nStrong knowledge of TCP/IP networking, DNS, routing, and firewall administration\nExperience with monitoring, logging, and observability tools\nFamiliarity with certificates, PKI, and identity and access management concepts\nStrong troubleshooting and problem-solving skills\nExcellent communication skills and fluency in English","description_format":"text","description_chars":3819,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["DevSecOps"],"lifecycle":[{"event":"open","at":"2026-10-11T02:05:50Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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