{"id":1757295,"url":"https://alion.io/job/jcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc","title":"Information System Security Engineer (ISSE) - JCS Solutions LLC","company":{"id":3854787,"name":"JCS Solutions","domain":"jcssolutions.com","url":"https://alion.io/company/jcs-solutions","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Arlington, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":90000,"max":129000,"currency":"USD","period":"year","gross":null,"usd_annual":129000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Discord","optional":false},{"name":"Linux","optional":false},{"name":"Nessus","optional":false},{"name":"Red Hat","optional":false},{"name":"Slack","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-10-03T11:16:32Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-21T12:26:46Z","board_verified":true,"closed_at":null,"days_open":18,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":18},"description":"Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success!\nJob Summary\nJCS Solutions is seeking an experienced Information System Security Engineer (ISSE) to support the National Military Command Center (NMCC) Cybersecurity Team. In this role, you will provide cybersecurity and security engineering expertise, conduct technical security assessments, support security architecture initiatives, and help maintain secure enterprise environments. The ideal candidate will bring strong systems engineering experience, expertise with HBSS and ACAS technologies, and the ability to identify and mitigate cybersecurity risks across complex information systems while supporting mission-critical operations.\nActive: TS/SCI is required.\nSalary Range: $90,000 to 129,000\nLocation: Arlington, VA\nWhat’s in it for you:\nJoin a premier technology firm specializing in innovative solutions. \nBe part of a collaborative, inclusive, and innovative work culture. \nEnjoy tremendous growth potential in a high-performing team environment. \nA robust benefits package: Health, dental, and vision insurance \nLife insurance \nShort-and-long term disability \nPaid time off (PTO) \n401k retirement plan with employer match \nAnnual Professional Development Reimbursement Program \nAnd more! \n\nWhat you will do:\nDesign, implement, maintain, and troubleshoot complex information technology systems. \nDesign computing infrastructure solutions that support mission requirements. \nEstablish networking and security controls to ensure compliance with cybersecurity standards. \nLead technical solution development from requirements refinement through design, build, testing, and deployment. \nDocument technical solutions, analyses, recommendations, and courses of action. \nPerform and review technical security assessments of computing environments. \nIdentify system vulnerabilities, cybersecurity compliance gaps, and recommended mitigation strategies. \nBuild, deploy, maintain, and patch HBSS Windows servers and ACAS Red Hat Enterprise Linux (RHEL) 7.9 and 8 servers. \nBuild, maintain, and patch ePO, Security Center, and Nessus infrastructure. \nProvision Security Center accounts for Vulnerability Managers. \nAnalyze ACAS scan results and support remediation of vulnerability findings. \nObtain and manage required licenses for HBSS ePO and Tenable Security Center platforms. \nObtain HBSS and ACAS kickstart ISOs through DISA processes. \nBuild virtual servers and deploy McAfee modules through ePO. \nConfigure and maintain McAfee policies across multiple environments. \nApply STIG requirements to Windows operating systems, McAfee configurations, and ACAS RHEL servers. \nConduct SCAP scans on Windows and RHEL systems. \nMaintain Red Hat repositories and update RPM packages for disconnected environments. \nConfigure local YUM repositories to support offline ACAS server patching. \nDeploy and manage Rogue System Detection sensors across network segments. \nIdentify rogue subnets and unauthorized endpoints. \nTroubleshoot Security Center and Nessus scanner issues. \nSupport cybersecurity risk assessments and security engineering activities.\nWhat you will bring:\nActive TS/SCI security clearance. \nCurrent Security+ certification (or equivalent DoD 8140 IAT Level II certification):CompTIA Security+ CE (required)\nCompTIA CySA+ \nCCNA Security \nGSEC \nSSCP \n\nBachelor's degree in Computer Science, Information Technology, or a related field; or a Master's degree in a related field with 3 years of relevant experience. \nIn lieu of a degree, 12 years of intensive, progressive experience demonstrating the required proficiency may be substituted.\n5+ years of experience with all aspects of systems engineering, including design and architecture. \nDemonstrated capability to identify security risks throughout information system network structures, including operating systems, hardware, and data transfer protocols. \nEffective communication and presentation skills with the ability to present ideas effectively in formal and informal group and individual settings. \nStrong planning, organizational, and time management skills, including the ability to effectively plan, organize, prioritize work, and follow through to completion. \nDemonstrated initiative and ability to work independently.\nJCS Solutions (JCS) is a premier technology firm providing innovative solutions and high-quality services in defense, national security, and civilian sectors. JCS offers enterprise-wide solutions including cloud computing, software development, cybersecurity, digital modernization, and management consulting for the federal government. At JCS, we elevate our customers’ mission through the application of technology and professional services. Our commitment to investing in our workforce drives innovation and progress for our clients, employees, and communities.\nJCS is both a Great Place to Work and a Top Places to Work certified company.\nOur employees embody our core values, and we are looking for others who do too!\nCustomer Experience: Strive for excellence and delight our clients \nInnovation: Embrace creative thinking to enable continual growth and powerful solutions \nAccountability: Take ownership of and pride in our actions and service delivery \nInspire: Be inspired to be your best self and have fun in the process \nIntegrity: Do the right thing, the right way, every time! \nStewardship: The careful and responsible management of something entrusted to our care. \nAt JCS Solutions, compensation is based on a number of factors such as location, qualifications, and applicable contract terms. The general salary range for this position is as follows: $90,000.00 - $129,000.00Please Note: Employment is contingent upon successfully passing a pre-employment drug screening and any other required background checks, consistent with applicable law.\nCommitment to Non-Discrimination\nAll qualified applicants will receive consideration for employment without regard to any protected status protected by applicable federal, state, or local laws.\nNOTICE: Please be aware that all JCS Solutions communications related to job interviews and offers from our recruiting team will only come from @JCSSolutions.com. We want to emphasize that we do not conduct any interviews over Discord, Slack, Skype, Zoom, or any chat app.","description_format":"text","description_chars":6324,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["401k plan","Life insurance","Professional development","Retirement plans","Vision insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security"],"lifecycle":[{"event":"open","at":"2026-10-03T11:16:32Z"}],"visa":[],"liveness":{"score":34,"band":"fade","label":"Fading","p_open":1,"p_active":0.745,"p_room":0.45,"age_days":17,"expected_fill_days":11,"reasons":["conf:0","velocity","win:tail"],"computed_at":"2026-10-21T05:46:15Z"},"pay":{"stated_usd_annual":129000,"is_top_pay":false},"html_url":"https://alion.io/job/jcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc","json_url":"https://alion.io/job/jcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc.json","meta":{"generated_at":"2026-10-21T15:00:51Z","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":21384,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":3854787},"rest":"https://alion.io/mcp/rest/get_company?id=3854787"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fjcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc"},{"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%2Fjcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc"},{"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%2Fjcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc"},{"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/jcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fjcs-solutions-information-system-security-engineer-isse-jcs-solutions-llc"}]}