{"id":3224122,"url":"https://alion.io/job/leidos-senior-systems-engineer-9","title":"Senior Systems Engineer","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":78,"open_postings":260,"ghost_share":0.004,"stale_share":0.881,"repost_share":0.004,"time_to_fill_p50_days":28,"computed_at":"2026-10-27T05:46:45Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chantilly, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":107900,"max":195050,"currency":"USD","period":"year","gross":null,"usd_annual":195050},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"PKI","optional":false},{"name":"Agile","optional":true},{"name":"Amazon EKS","optional":true},{"name":"Ansible","optional":true},{"name":"AWS","optional":true},{"name":"CloudFormation","optional":true},{"name":"Configuration Management","optional":true},{"name":"Groovy","optional":true},{"name":"Jenkins","optional":true},{"name":"Kubernetes","optional":true},{"name":"Linux","optional":true},{"name":"MySQL","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Puppet","optional":true},{"name":"Python","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-21T00:00:00Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-27T16:01:32Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Leidos is seeking a Systems Engineer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Systems Engineer will work with a large team of developers, software engineers and data engineers. The successful candidate will support continuity of our customer’s mission by helping to modernize and implement industry standards while ensuring secure, reliable, and uninterrupted availability of IT systems.\nThis position is for a Systems Engineer for the enterprise PKI program, and their associated cloud infrastructures located on a secure network. The Systems Engineer will work with a team of engineers, developers, cybersecurity engineers, system architects, and testers.\nCore business hours are typically from 9 AM - 3 PM, five days a week. Hours can be flexible for either early arrivals, and/or late departures. Some after hours or weekend work may be required to accommodate system deployments and upgrades.\nWhile not required, it is highly desirable for the Candidate to have knowledge of Public Key Infrastructure (PKI) and understand key concepts like digital certificates, Certificate Authorities (CAs), Registration Authorities (RAs), key management practices, cryptographic algorithms, certificate revocation procedures, and trust models. Additionally, the ability to design a robust system to issue, manage, and revoke digital certificates while ensuring the integrity and authenticity of users and entities within a network is desirable. Candidates who do not have all these abilities, but have the ability to learn them, will be considered.\n*** Applicants for this position are expected to have significant, hands-on systems engineering experience. ***\nPrimary Responsibilities\nPerforming regular maintenance of cloud infrastructure resources, to include patching, configuration, upgrading as needed\nEnsure designs are compatible with the architecture and security requirements \nIntegrate systems and services for firewall and network components\nWorking with the team’s security engineer to address, mitigate security findings stemming from system security scans\nLinux OS configuration, patching, and maintenance\nExperience with relational databases such as PostgreSQL and MySQL\nIdentify and suggest risk mitigation techniques\nIntegrate systems and services\nStrong, hands-on experience with Linux (CLI)\nExperience with scripting and programming languages like BASH and Python\nExperience in working on teams utilizing Agile workflows and processes\nHands on experience with scripting \nMaintenance and deployment of containerized solutions \nRequired Qualifications\nActive TS/SCI with Polygraph \nRequires a Bachelor of Science (BS) degree and 8 + years of relevant experience as follows:\nStrong, hands-on experience with Linux (CLI)\nExperience with scripting and programming languages like BASH and Python\nExperience in working on teams utilizing Agile workflows and processes\nHands-on experience with scripting\nKnowledge and experience in development and deployment of containerized solutions using Kubernetes and EKS\nDesired Qualifications\nExperience with Public Key Infrastructure (PKI) and understand key concepts like digital certificates, Certificate Authorities (CAs), Registration Authorities (RAs), key management practices, cryptographic algorithms, certificate revocation procedures, and trust models\nExperience working with CloudFormation / Puppet / Groovy, or other configuration and automation tools\nExperience with maintaining Jenkins\nNetwork engineering troubleshooting between Cloud environments and non-Cloud environments\nExperience working with Infrastructure as Code (IaC) solutions such as Ansible / Terraform, or other configuration and automation tools\nSolid understanding of Web Application Firewall (WAF) configuration and management\nExperience with networking (e.g., ports, routing tables, subnets, VPNs, firewalls, routers, etc.) to include design, integration and troubleshooting issues\nExperience in working in a cloud-based environment (AWS)\nExperience with the installation, configuration and other configuration management alerting capabilities\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nOctober 21, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":5302,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-25T04:42:46Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":24}],"liveness":{"score":70,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.695,"p_room":1,"age_days":6,"expected_fill_days":28,"reasons":["conf:0","stale_co","wave","velocity","win:early","comp:brand"],"computed_at":"2026-10-27T05:46:45Z"},"pay":{"stated_usd_annual":195050,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-senior-systems-engineer-9","json_url":"https://alion.io/job/leidos-senior-systems-engineer-9.json","meta":{"generated_at":"2026-10-27T17:19:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":6907,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-senior-systems-engineer-9"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fleidos-senior-systems-engineer-9"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fleidos-senior-systems-engineer-9"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/leidos-senior-systems-engineer-9\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-senior-systems-engineer-9"}]}