Software Engineer Jobs in Fairfax
32 live Software Engineer roles in Fairfax, United States. Apply directly on Haystack.
Last updated 27 August 2026. Job counts refresh daily.
As of 27 August 2026, Haystack lists 32 live Software Engineer jobs in Fairfax, with 8 added in the past week and typical advertised salaries of $130k to $153k. Employers hiring right now include ECS, Northrop Grumman and CGI.
Top companies hiring
plus 8 more companies hiring in this category
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Software Engineer with Security Clearance
NewNASK Incorporated
Fairfax, VA馃嚭馃嚫$70k - $190k/yrHybridYesterdayFigmaNumPySciPy+18Technology - NG
Software Engineer Level 3 or 4 with Security Clearance
Northrop Grumman
Fairfax, VA馃嚭馃嚫$114k - $171k/yrOn-site6 weeks agoDockerAWSAgile+6Technology - CA
Senior Cybersecurity Software Engineer with Security Clearance
CACI
Fairfax, VA馃嚭馃嚫$113.2k - $237.8k/yrHybrid6 weeks agoEncryptionTCP/IPAnsible+8Technology - EC
Software Engineer (Integration) with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$135k - $170k/yrHybrid6 weeks agoDjangoAWSMachine Learning+14Technology - EC
Technical Lead with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$170k - $210k/yrHybrid2 weeks agoConfluenceJiraAdministrative - NG
Principal/Sr. Principal Systems Engineer with Security Clearance
Northrop Grumman
Fairfax, VA馃嚭馃嚫$108.8k - $171k/yrHybrid4 weeks agoDockerMATLABAWS+9Technology - CG
Software Developer (Mid Level) with Security Clearance
CGI
Fairfax, VA馃嚭馃嚫$70.8k/yrHybrid1 week agoSOAPSQLAgile+7Technology - CG
Software Developer (Senior Level) with Security Clearance
CGI
Fairfax, VA馃嚭馃嚫$89.6k/yrHybrid1 week agoOraclePL/SQLSOAP+8Technology - RR
RF Software Engineer with Security Clearance
Riverside Research
Fairfax, VA馃嚭馃嚫$125k - $175k/yrHybrid1 week agoC++GitPythonTechnology - SP
Systems Engineer
SYSTEMS PLANNING AND ANALYSIS, INC.
Fairfax, VA馃嚭馃嚫$95k - $165k/yrHybrid1 week agoTechnologyGet new Software Engineer jobs in Fairfax in your inbox
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Software Engineer Level 3 or 4 (AHT) with Security Clearance
Northrop Grumman
Fairfax, VA馃嚭馃嚫$114k - $171k/yrOn-site2 weeks agoDockerAWSAgile+6Technology - EC
Lead Technical Engineer with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$175k - $210k/yrHybrid2 weeks agoConfluenceJiraEngineering - SP
Hypersonics Systems Engineer (Navy Yard)
SYSTEMS PLANNING AND ANALYSIS, INC.
Fairfax, VA馃嚭馃嚫$130k - $150k/yrOn-site3 weeks agoTechnology - SP
Sr. Systems Engineer (SIGINT) with Security Clearance
Shadowgate Partners, Inc.
Fairfax, VA馃嚭馃嚫$150k - $220k/yrOn-site3 weeks agoDockerELKAgile+10Technology - SP
Systems Engineer (Ground Processing) with Security Clearance
Shadowgate Partners, Inc.
Fairfax, VA馃嚭馃嚫$120k - $220k/yrOn-site3 weeks agoDockerELKAgile+13Technology - EC
Software Engineer with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$135k - $170k/yrHybrid3 weeks agoDjangoAWSMachine Learning+14Technology - CA
Software Engineer with Security Clearance
CACI
Fairfax, VA馃嚭馃嚫$79.4k - $162.7k/yrHybrid3 weeks agoDjangoDockerNode.js+9Technology - IS
Model-Based Systems Engineer III
ICI Services Corporation
Fairfax, VA馃嚭馃嚫Hybrid3 weeks agoTechnology - SP
Software Engineer (DSP) with Security Clearance
Shadowgate Partners, Inc.
Fairfax, VA馃嚭馃嚫$105k - $170k/yrOn-site5 weeks agoDjangoFlaskMySQL+3Technology - NG
Systems Integration & Test Engineer - Level 3/4 with Security Clearance
Northrop Grumman
Fairfax, VA馃嚭馃嚫$103.6k - $155.4k/yrHybrid5 weeks agoDockerConfluenceGit+5Technology - BA
Cross Domain Systems Engineer, Senior
BOOZ, ALLEN & HAMILTON, INC.
Fairfax, VA馃嚭馃嚫$86.8k - $198k/yrHybrid3 weeks agoAgileConfluenceJiraTechnology - RR
Mid-Level Software Engineer with Security Clearance
Riverside Research
Fairfax, VA馃嚭馃嚫$90k - $180k/yrHybrid6 weeks agoAWSMachine LearningScikit-learn+9Technology - EC
Senior Network Engineer with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$140k - $180k/yrHybrid6 weeks agoSplunkAnsibleDNS+4Technology - EC
Integration Engineer with Security Clearance
ECS
Fairfax, VA馃嚭馃嚫$145k - $160k/yrHybrid6 weeks agoDjangoAWSMachine Learning+14Technology - MD
Embedded Systems & Robotics Engineer with Security Clearance
MAG DS Corp dba MAG Aerospace
Fairfax, VA馃嚭馃嚫Hybrid6 weeks agoMATLABEmbedded SystemsRobotics+4Technology - TE
Application Developer/Software Engineer with Security Clearance
TekSynap
Fairfax, VA馃嚭馃嚫$100k - $160k/yrHybrid6 weeks agoOracleSQLSQL Server+13Technology - NG
Lead Python Programming Software Engineer - Level 4 with Security Clearance
Northrop Grumman
Fairfax, VA馃嚭馃嚫$142.2k - $213.4k/yrOn-site6 weeks agoHTTPHTTPSLESS+1Technology - MD
Network / Communications Engineer with Security Clearance
MAG DS Corp dba MAG Aerospace
Fairfax, VA馃嚭馃嚫$86.3k - $143.8k/yrHybrid6 weeks agoEdge ComputingEncryptionTCP/IP+5 - TE
Senior Application Developer/Software Engineer with Security Clearance
TekSynap
Fairfax, VA馃嚭馃嚫$95k - $155k/yrHybrid4 weeks agoOracleSQLSQL Server+14Technology - CG
Technical Lead with Security Clearance
CGI
Fairfax, VA馃嚭馃嚫$89.6k/yrHybrid4 weeks agoAgileConfluenceJira
Frequently asked questions
How many Software Engineer jobs in Fairfax are available?
Haystack currently lists 32 live Software Engineer jobs in Fairfax, with 8 added in the past week. Numbers refresh daily.
What do Software Engineer jobs in Fairfax pay?
Advertised salaries typically range from $130k to $153k per year, based on 29 live postings with advertised salaries.
Which companies are hiring for Software Engineer jobs in Fairfax?
ECS, Northrop Grumman, CGI, Shadowgate Partners, Inc., CACI are actively hiring right now, alongside 9 other employers.